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Construction, Operations and Maintenance Safety

1. gt A floor opening is any opening measuring at least 12 inches 30 48 cm or more in any floor roof or platform through which a person may fall Every stairway floor opening shall be guarded by a standard railing All exposed sides except entrance shall be guarded All ladder way floor openings shall be guarded by a railing with toe boards and a swinging gate Every hatchway and chute floor opening shall be guarded by either a hinged floor opening with standard railing or a removable railing with toe board on two sides and fixed railings opening with standard railing or a removable railing with toe board on two sides and fixed railings with toe boards on all other exposed sides All pit and trap door openings infrequently used when the cover is not in place shall either be constantly attended by a member of staff or protected on all exposed sides by removable railings Every temporary floor opening including manholes when the cover is not in place shall be constantly attended by staff until the work requiring the opening has ended or protected by removable railings and warning signs if posting of a staff is ineffective or not feasible 4 7 3 Wall Openings gt gt All wall openings where there is a drop of more than 4 feet 1 22 meters shall be protected by a rail roller picket fence half door or equivalent barrier Every temporary wall opening shall have adequate guards QATAR UNIVERSITY EHS Technical Guidel
2. Working at height gt Fall protection must be provided when staff are exposed to e a vertical fall of 1 8 meters or more over a lower level or H any height over dangerous equipment gt Fall protection will consist of either passive or active fall protection Fall protection must comply with ANSI A10 14 1991 gt Safety harness shall be worn at all times while working above 1 8 meters or more above ground unless other adequate protection against falling is provided gt All safety harness shall be regularly inspected for excessive wear or damage that could cause them to fail Harnesses and lanyards that are worn or damaged to the extent that they could fail shall be discarded and not be used gt Safety harness or lanyards shall be a minimum of 13 mm nylon or the equivalent with a maximum length of 1 8 meter They shall have a minimum breaking strength of 2 700 kg gt The use of shock absorbing lanyard shall consider the total length of the lanyard in consideration of the height of work gt The use of double lanyard safety harness is mandatory if there is a necessity for the worker to remove his lanyard in order to move gt Lifelines shall be a minimum of 20 mm or equivalent with a minimum breaking strength of 2 700 kg Steel cables are recommended for horizontal anchor lines with a minimum breaking strength of 2 700 kg or five times the load gt Fall protection equipment shall comply with Occupational Health and Safety St
3. QATAR UNIVERSITY EHS Technical Guideline QATAR UNIVERSITY Environment Health and Safety Technical Guideline TG 07 Construction Operations and Maintenance Safety Produced by Environment amp Safety Office Campus Facilities Department QATAR UNIVERSITY EHS Technical Guideline 1 3 4 Table of Contents PIP E 4 EE EE TE EE EE ER 4 Re sa 4 Sal ET ET un RE EEE EE EEn a Enna Ean Aa EEE REERE 4 32 OR AccountAbilities vasset seende 4 ET lie 5 4 1 Hazard Identification and Risk Management 5 4 2 Personal Protective Equipment ssincccncisinceresitetenstetcosarnvednarcsawrone varige 5 Ee EE 6 4 2 2 Be and Face Ge e EE 6 e WEE 6 42 22 PN 7 4223 ee EE 7 4 2 3 Hand Protection eee ee ee nee eee ee ene ee epee eee nee ee eer ee 7 JG EE 7 4 2 3 2 Electrical Gloves eee 8 4 2 4 Protective Apparel Coverall Long Sleeve 9 4 2 5 Respiratory Protection ixcccicecisnscoitcdeoeieeiecedtidasc deanna eres 10 4 2 6 UN e e 11 4 2 7 Foot Protection EE 11 4 2 8 Electrical Pr bdlbn useusmnuseimetssermmuneeuadnniumete sikher 12 4 3 Electrical Safety RE tee 12 4 3 1 deer eeneg eener 12 4A 0 ER EE E TEATA TE 12 Ee Mi SCOPE emir er aE E aE E 13 4 4 2 Precautions and Heouirememts eeeeeeeaeeaaaeeeeeeeeeeeenaeeeeeeees 13 4 5 Safe Lifting and Back Safety AAA 15 4 6 VEN EE 15 QATAR UNIVERSITY EHS Technical Guideline 4 7 Walking Working Surfaces Floor Openings rrrrrrnnrnnnnnnrrrnnnnnnnvnvnnenrnrrnnnnnnne
4. confusion or irritability Hot dry skin Erratic behavior Collapse Shivering Body temperature gt 104 F May be same as those for heat exhaustion see above behavior Heat Cramps e Incapacitating pain in muscle e Muscle cramps abdominal and lower extremities e Fatigued muscles Heat Syncope e Brief fainting or near fainting e Blurred vision 4 10 3 Preventive Controls A control is a mechanism used to minimize or eliminate an exposure to a hazard such as heat There are three types of controls e g engineering administrative and personal protective equipment that can be implemented to reduce exposure to excessive heat Each person and situation is unique so controls and their application will vary ESO can be contacted to assist in selecting the most appropriate preventive measures for specific situations 35 QATAR UNIVERSITY EHS Technical Guideline Administrative Controls Administrative controls also known as work strategy controls are strategies used by supervisors to limit exposure to a hazard For example changes to the work schedule i e when and how the job is performed can limit the amount of time an staff is exposed to elevated temperatures Engineering Controls Engineering controls are physical changes made to the work environment such as adding fans or air conditioning to an indoor environment Work Practices and Personal Protective Equipment PPE Other than
5. detached outside location gt Permanent areas where welding torching or cutting will be performed must have the following conditions to be exempt from this procedure H Areas constructed of non combustible or fire resistive material H Areas essentially free of combustible and flammable content e Areas suitably segregated from adjacent areas H Areas equipped with a suitable exhaust system capable of removing the fumes and spent gases associated with Hot Work 4 4 2 Precautions and Requirements EE gt A PTW must be completed and approved prior to initiating hot work and posted at the work area The QU PTW is found in QU EHSMS Section 7 1 PTW procedure 13 QATAR UNIVERSITY EHS Technical Guideline gt Y The work process shall include 1 an assessment of the facility condition 2 preparation of the work area 3 hot work activity 4 closeout Hot Work is permitted only in areas that are or have been made fire safe Hot Work equipment shall be in good working condition and fully inspected A hazard assessment of the scheduled hot work in the work area shall be required where the following conditions exist Fire suppression system is not operable or does not exist Fire smoke detection system is localized only or does not exist Special potential hazards such as work in a confined area attic or crawlspace in which an increased fire risk may exist The floor around the area where the hot work is t
6. drums fly wheels chains or other reciprocating rotating or moving parts of equipment must be guarded if such parts are exposed to contact by staff Guards as necessary should be provided to protect the operator and others from the following gt Point of operation gt In running nip points gt Rotating parts gt Flying chips and sparks Safety guards must never be removed when a tool is being used For example portable circular saws must be equipped with guards An upper guard must cover the entire blade of the saw A retractable lower guard must cover the teeth of the saw except when it makes contact with the work material The lower guard must automatically return to the covering position when the tool is withdrawn from the work Safety Switches The following hand held powered tools must be equipped with a momentary contact on off control switch drills tappers fastener drivers horizontal vertical and angle grinders with wheels larger than 2 inches in diameter disc and belt sanders reciprocating saws saber saws and other similar tools These tools also may be equipped with a lock on control 24 QATAR UNIVERSITY EHS Technical Guideline provided that turnoff can be accomplished by a single motion of the same finger or fingers that turn it on The following hand held powered tools may be equipped with only a positive on off control switch platen sanders disc sanders with discs 2 inches or less in d
7. 46 QATAR UNIVERSITY EHS Technical Guideline WORK EQUIPMENT ASSESSMENT CHECKLIST cont Control Systems and Stop Is Action i Measures YES NO Required Action Taken YES NO Does the equipment have any control systems start stop buttons etc If yes are they suitably marked Does the equipment have an emergency stop If yes is it suitably marked Can the equipment be isolated from an energy source If yes is the method of isolation accessible General Is the item of equipment stable Is the lighting for the equipment adequate Can the maintenance on the equipment be carried out without risk to health Does the equipment require any specific warning signs other than those previously covered under the control section Have all relevant Supervisor s been given use instructions Verbal Written Is the documentary evidence for the above available 47 QATAR UNIVERSITY EHS Technical Guideline WORK EQUIPMENT ASSESSMENT CHECKLIST cont YES NO Is Action Required Action Taken YES NO Have all relevant Supervisor s been given suitable and sufficient training Verbal Written Is the documentary evidence for the above available Defect Reporting Is there a written defect reporting system If yes are defects signed off when complete Is there a system f
8. a permit 12 QATAR UNIVERSITY EHS Technical Guideline This system establishes the means to assess the work area and the planned hot work activity to ensure sufficient and necessary controls are in place to prevent a fire Hot work will only be performed in areas that are or have been made fire safe Where fire prevention precautions such as a fire suppression system or a fire or smoke detection system are not sufficient a fire watch person shall be assigned to monitor the area for fire as needed 4 4 1 Scope EEN This procedure applies to all hot work performed on QU property including work performed by QU staff and contractors Hot work includes any temporary operation scheduled or emergency indoor or outdoor involving open flames or producing heat and or sparks Hot work activities includes but is not limited to gt Torch cutting gt Welding soldering gt Brazing and gt Grinding Permanent areas which are designated areas for long term or permanent performance of hot work such as a maintenance shop or a detached outside location are not considered hot work as defined above A PTW is not required for gt Operations performed that do not generate sufficient heat or sparks to be considered a significant source of ignition to surrounding combustibles gt Operations performed in permanent areas which are designated areas for long term or permanent performance of hot work such as a maintenance shop or a
9. conditions are being maintained When testing for atmospheric hazards first test for oxygen deficiency then for combustible gases and vapors and then for toxic gases and vapors 4 11 5 PTW System Before entering a PRCS an authorized staff must complete a PTW for the activity Please refer to QU EHSMS Section 7 1 PTW proceaure for further guidance 4 11 6 Authorized Personnel Definitions and roles for personnel involved in confined space operations are as follows gt Authorized Entrant A staff member who is authorized by the employer to enter a permit required space Only staff who are trained as an entrant and have obtained a permit signed by the entry supervisor may enter a permit required confined space gt Attendant An individual who is stationed outside and monitors authorized entrants At least one individual must be stationed outside the permit required confined space gt Entry Supervisor is a supervisor or foreman responsible for determining if acceptable entry conditions are present at a permit space where entry is planned for authorizing entry for overseeing entry and for terminating entry 4 11 7 Pre Entry and Entry Practices and Procedures The ESO shall review and approve the pre entry and entry procedures prior to entry Practices and procedures to be addressed include gt Isolating locking and tagging the PRCS gt Ventilation of the PRCS gt Providing vehicle and pedestrian barr
10. during their work at QU QATAR UNIVERSITY EHS Technical Guideline 4 2 5 Respiratory Protection EE gt Personnel will wear appropriate respiratory protection when adequate ventilation or substitution with non toxic chemicals etc is not possible or feasible or as deemed necessary by the EHS risk assessment Respirator protection must comply with ANSI 2288 2 gt Respiratory protection is necessary when working with highly toxic chemicals biological hazards or dust known to cause asthma or pulmonary fibrosis However respirators are a last line of defense and should not be used until all engineering controls e g ventilation and work practice controls are exhausted gt Respirators to be used shall comply with Respiratory Protection Standard OSHA 29 CFR 1910 134 gt Do not use dust comfort masks or surgical masks gt Respirator shall be used during construction where dust accumulation is very heavy gt Respiratory protection shall be used in confined spaces as deemed by the activity specific EHS risk assessment gt Refer to Material Safety Data Sheet MSDS for proper selection of respirators gt Respirator fit shall be conducted annually for staff required to wear respirator gt Staff with facial hair shall not be given mask respirator as gases fumes will still penetrate the sealing surface of the respirator gt Contact lenses shall not be used with respirators gt Respirator shall be inspected b
11. gloves shall not be deformed from their natural shape gt Electrical gloves shall comply with Occupational Health and Safety Standard 1910 137 4 2 4 Protective Apparel Coverall Long Sleeve gt Coverall or protective aprons shall be worn at all times while working gt Wearing loose clothes e g saris dangling neckties oversized or ragged coats in the working area is prohibited gt It is strictly prohibited to strap the coverall in the waist line portion of the body as this does not served the purpose of protecting the upper half portion of the body gt Coveralls shall be worn during operation maintenance of equipment Shirt and pants shall be worn for other operational duties and light maintenance gt Trouser legs shall not be rolled above the ankles and shirttails shall be tacked in one s pants gt Clothing saturated with oil shall be removed as soon as practical and the affected part of the body shall be washed with soap and water gt Only clean clothing in good condition free of tears frays rips and patches shall be worn during work gt Finger rings watches bracelets and other jewelry shall be removed while performing maintenance work gt Wear coveralls under welding aprons and chaps during welding work Button coveralls to the neck and button pockets to prevent sparks and slag from burning the skin Do not use clothing to clean torch tips gt Coveralls shall be worn by contractors at all times
12. hats and loose fitting clothing there is a limited selection of personal protective equipment to reduce the risk of heat stress Contact ESO for help in evaluating the effectiveness of available personal protective equipment In some cases personal protective equipment such as impermeable protective clothing and respirators may increase the risk of developing a heat related disorder If such PPE is truly necessary administrative and engineering controls may be necessary to allow work in heat risk environments Contact the ESO for help with these decisions 4 10 4 Monitoring for Signs and Symptoms of Heat Stress Supervisors co workers and staff themselves are responsible for monitoring for the signs and symptoms of heat related disorders See the above table for information on recognizing the signs and symptoms of impending heat stress A supervisor or co worker is often in the best position to observe the onset of a heat related disorder When heat stress risks are present supervisors should regularly check workers by observation and questions for signs and symptoms of heat stress Extra care shall be taken to monitor those at high risk such as staff who are older or overweight staff who overexert themselves and staff with chronic medical conditions including diabetes heart or lung disease thyroid disease or high blood pressure Staff who take certain medications may also be at increased risk and need to check with their p
13. passed ANSI 241 1991 and or European Standard EN 345 4 2 8 Electrical Protection gt Electrical protective equipment such as insulating blankets mating covers line hoses gloves gloves and sleeves must be provided to personnel who are exposed to electrical hazards 4 3 Electrical Safety SOP 02 Electrical Safety provides detailed safety requirements that apply to all operations and maintenance activities at QU This SOP must be strictly adhered to when conducting all such operations and maintenance activities 4 3 1 Lock Out Tag Out Workplace activities such as constructing installing setting up adjusting inspecting modifying and maintaining and or servicing machines or equipment could expose workers to the unexpected energization or startup of the equipment or release of hazardous energy unless proper precautions are taken SOP 01 Lockout Tagout provides detailed safety procedures pertaining to the lockout tagout program to control hazardous energy and protect personnel This SOP must be strictly adhered to in when performing all operations and maintenance activities at QU 4 4 Hot Work All hot work activities shall be managed under a Permit to Work refer to QU EHSMS Section 7 1 PTW procedure to protect personnel and property from a fire caused by hot work The permitting system defines the responsibilities and requirements for performing hot work and establishes controls through the use of
14. shall be used When wheels 2 inches or less in diameter which are securely mounted on the end of a steel mandrel are used All abrasive wheels shall be closely inspected and ring tested before mounting to ensure that they are free from cracks and defects Grinding wheels shall fit freely on the spindle and shall not be forced on The spindle nut shall be tightened only enough to hold the wheel in place All staff using abrasive wheels shall be protected by eye protection equipment Dust type safety goggles or plastic face shields should be worn and if dust is created a respirator approved by the National Institute for Occupational Safety amp Health NIOSH for the exposure should be worn If a sander is used steadily it should be dismantled periodically as well as thoroughly cleaned every day by being blown out with low pressure air If compressed air is used the operator shall wear safety goggles or work with a transparent chip guard between his body and the air blast Because wood dust presents a fire and explosion hazard keep dust to a minimum sanders can be equipped with a dust collection or vacuum bag Electrical equipment shall be designed to minimize the explosion hazard Fire extinguishers approved for Class C electrical fires should be available 4 8 7 Pneumatic Tools Ee Pneumatic tools are powered by compressed air and include chippers drills hammers and sanders There are several dangers encountered in th
15. the user A file should not be made into a center punch chisel or any other type of tool because the hardened steel may fracture in use A file is never to be used without a smooth crack free handle if the file should bind the tang may puncture the palm of the hand the wrist or other part of the body Under some conditions a clamp on raised offset handle may be useful to give extra clearance for the hands Files are not to be used on lathe stock turning at high speed faster than three turns per file stroke because the end of the file may strike the chuck dog or face plate and throw the file or metal chip back at the operator hard enough to inflict serious injury Tin snips should be heavy enough to cut the material so easily that the worker needs only one hand on the snips and can use the other to hold the material The material is to be well supported before the last cut is made so that cut edges do not press against the hands Jaws of snips are to be kept tight and well lubricated Staff and contractors shall wear safety goggles when trimming corners or slivers of metal because small particles often fly with considerable force They shall always wear gloves Cutters used on wire reinforcing rods or bolts should have ample capacity for the stock otherwise the jaws may be sprung or spread Also a chip may fly from the cutting edge and injure the user Cutters require frequent lubrication To keep cutting edges from becoming n
16. to the specific tasks to be performed conditions present duration of use and the hazards and potential hazards identified gt Personnel shall wear hand protection when exposed to potential hand injuries and minimize exposure to hazards such as chemical absorption through the skin severe lacerations or cut punctures and chemical or thermal burn gt Personnel shall use protective leather gloves for cutting and welding work gt The Material Safety Data Sheet shall be used to determine the appropriate gloves to be used during handling of chemicals gt Personnel working with rigging wire and chains shall use cotton work gloves gt Personnel shall maintain clean safe keep the hand protection equipment to maximize useful life gt Hand Protection shall comply with Occupational Health and Safety Standard 1910 138 and passed European Standard EN 388 4 2 3 1 Gloves gt Wear proper protective gloves for potential contact with corrosive or toxic material materials of unknown toxicity sharp edged object and very hot or cold materials 7 QATAR UNIVERSITY EHS Technical Guideline gt VV VV v v V v Select gloves based on material handled the particular hazard involved and their suitability for the operation conducted Consider double gloving the wearing of two gloves on each hand when handling highly toxic or carcinogenic materials Before each use inspect gloves for discoloration punctures and tears Before r
17. vapors and toxic gases and vapors gt Contains a material with the potential for engulfment of an entrant gt Contains any other recognized serious safety or health hazard 4 11 2 Identification of Permit Required Confined Spaces Each department is to identify all confined spaces and those suspected of being a PRCS Subsequent to identification the department should contact the ESO to assist in the evaluation of those spaces A Confined Space and PRCS Recognition Checklist is provided in Appendix B to enable a systematic and consistent assessment and identification process 4 11 3 Warning Signage PRCSs must be posted with warning signs notifying staff of any hazards that are present and that only authorized entrants may enter the PRCS An example warning sign may be DANGER PERMIT REQUIRED CONFINED SPACE DO NOT ENTER 37 QATAR UNIVERSITY EHS Technical Guideline 4 11 4 Evaluation of Permit Required Confined Space Condition Each PRCS must be evaluated to identify hazards determine the severity the hazards and establish control procedures and practices by which the space may be entered safely A Confined Space Hazard Evaluation form must be completed for each PRCS Before entry into a PRCS is authorized the conditions within the space must be tested to determine if acceptable entry conditions exist The space must be monitored during the course of entry operations to determine if acceptable entry
18. with ANSI Z89 1 1986 or be equally effective gt Class C head protection shall be used for protection from minor scalp abrasion and minor bump hazards Class B head protection shall be used for electrical hazard Class G formerly known as class A head protection shall be used for construction gt Head protection shall be replaced if cranked chopped dropped with significant force or otherwise damaged gt Personnel shall not paint or deface hard hat or bump cap gt Personnel shall be issued one head protection according to usage 4 2 2 Eye and Face Protection gt Use appropriate eye or face protection when exposed to eye or face hazards from flying particles molten metal liquid chemicals acids or caustic liquids chemical gases or vapors or potentially injurious light radiation gt Eye and Face PPE must comply with ANSI Z87 1 1989 or be demonstrated to be equally effective gt Contractors workers shall wear approved eye protection at work site where protection to the eyes is needed e g welding grinding cooling tower monitoring laboratory analysis chipping polishing lathe turning work gt Safety glasses shall be furnished by contractor to his her staff gt Eye and face protection that are already blurred and damaged shall be replaced immediately gt Eye and Face Protection shall comply with Occupational Safety and Health Standard 1910 133 and passed ANSI Z87 1 1989 and or EN 166 4 2 2 1 Safety Gla
19. 4 Evaluation of Permit Required Confined Space Condition 4 11 5 EE STO RE EE EE EE E ERER 4 11 6 ent Ee nn E 4 11 7 Pre Entry and Entry Practices and Procedures AAA 4 11 8 L cking and RE ee Une EE 4 11 9 Required e rer un EE 4 11 10 Rescue Tan EE 1 EEE EEE EE EREE 4 11 12 Entry Into Non Permit Confined Gpaces AANER 4 12 Emergency Preparedness and Response AANER ENEE TN RR 4 13 Incidents and Accidents vegene 4 14 Waste Management EE 4 15 EHS Training and Miete UL EE 4 16 EHS Inspections and Aude ENNEN 5 NNN E NN Appendices Appendix A Work Equipment Assessment Checklist Appendix B Confined Space and PRCS Recognition Checklist QATAR UNIVERSITY EHS Technical Guideline 1 Purpose EES The purpose of this document is to protect the health and well being of all employees students contractors and visitors to Qatar University QU associated with operations and maintenance activities as well as protecting QU property and the environment by functions by gt preventing operations and maintenance related accidents and injuries gt assuring all QU employees students contractors and visitors clearly understand operations and maintenance related risks gt reducing controlling or avoiding personnel exposure to all known or suspected occupational health and safety risks gt instituting adequate procedures to protect all property and the environment from damage and loss and gt requiring all QU employees
20. Locate waste bins strategically such that these can readily be accessed by workers and at areas where wastes are mostly generated gt Avoid overfill waste bins gt Conduct regular housekeeping gt Provide suitable storage facilities with impervious surfaces floor in order to prevent leaching materials into soil and groundwater gt Label waste containers storage stockpile areas and other waste facilities to avoid cross contamination issues Where practical labels will be written in English and Arabic and language understood by the workers who need to manage the waste where applicable gt Locate or position waste facilities such that these are protected from potential wind dispersion gt Locate waste facilities at least 50 feet away from stormwater flow paths network gt Waste storage areas will be restricted warning sign put in place 4 15EHS Training and Induction EHS related induction and training for QU staff students contractors and visitors conducting operations and maintenance procedures will be planned and conducted in accordance with QU EHSMS Section 11 0 Training and competency Procedure At a minimum training shall cover the requirements of this Technical Guidance document and any specific training as identified by the risk assessment 4 16EHS Inspections and Audits EHSMS compliance audits and inspections of operations and maintenance activities on QU facilities will be performed in a
21. an be made available to the operator as part of the tool or as an auxiliary to facilitate selection of a power level adequate to perform the desired work without excessive force The tool shall be designed so that all breeching parts will be reasonably visible to allow a check for any foreign matter that may be present Tools shall not be loaded until just prior to the intended firing time Neither loaded nor empty tools are to be pointed at any staff Hands shall be kept clear of the open barrel end Loaded tools shall not be left unattended Fasteners shall not be driven into very hard or brittle materials including but not limited to cast iron glazed tile surface hardened steel glass block live rock face brick or hollow tile 30 QATAR UNIVERSITY EHS Technical Guideline gt Driving into materials easily penetrated shall be avoided unless such materials are backed by a substance that will prevent the pin or fastener from passing completely through and creating a flying missile hazard on the other side gt Power assisted hammer driven tools are used for the same purposes as power tools and generally the same precautions are to be followed 4 8 11 Woodworking Tools The following safety practices will be applied when using woodworking tools gt Personal Protective Equipment All personnel using woodworking tools shall be protected by eye protection equipment Guarding All portable power driven circular saws s
22. andard 1926 104 and passed European Standard EN 361 EN 354 EN 355 EN 353 2 and EN 362 4 2 7 Foot Protection EEN gt Personnel must wear protective footwear when working in areas where there is a danger of foot injuries due to falling or rolling objects or from object piercing the sole and where staff feet are exposed to electrical hazards PPE for foot protection must comply with ANSI Z41 1991 or be equally effective gt Workers shall wear employer issued safety shoes at work site at all times Exceptions are as follows offices meeting rooms change rooms Avoid borrowing safety shoes gt Personnel shall wear protective footwear when working in areas where there is danger of foot injuries due to falling or rolling piercing the sole or where the feet are exposed to electrical or chemical hazards 11 QATAR UNIVERSITY EHS Technical Guideline gt Shoes with toe or metal guards oil and chemical resistant sole shall be used as foot protection gt If safety shoes are inadvertently destroyed as a result of assigned duties but not caused by staff negligence safety shoes shall be replaced at company s expense gt Contractors working inside QU premises shall wear foot protection provided by the contractors gt Visitors shall wear foot protection at areas that require safety shoes and shall be provided by the QU and or contractors gt Safety shoes shall comply with Occupational Health and Safety Standard 1910 136 and
23. andle shall be smooth without cracks or splinters free of oil shaped to fit the hand and of the specified size and length Personnel shall be warned against using a steel hammer on hardened steel surfaces gt Instead a soft head hammer or one with a plastic wood or rawhide head should be used gt Safety goggles or safety glasses shall be worn to protect against flying chips nails or scale Riveting Hammers gt Riveting hammers often used by sheet metal workers must have the same kind of use and care as ball pen hammers and should be watched closely for cracked or chipped faces Carpenter s or Claw Hammers gt The faces shall be kept well dressed at all times to reduce the hazard of flying nails while they are being started into a piece of wood A checker faced head is sometimes used to reduce this hazard gt Eye protection is advisable for all operators and all staff working in the same area Spark Resistant Tools gt Around flammable substances sparks produced by iron and steel hand tools can be a dangerous ignition source Where this hazard exists spark resistant tools made from brass plastic aluminum or wood will provide for safety 4 8 6 Power Tools Ell General Power tools can be hazardous when improperly used There are several types of power tools based on the power source they use electric pneumatic liquid fuel hydraulic and powder actuated Staff and contractors should be trained in the
24. arances when turning around and should handle the tools so that they will not strike other staff Appropriate personal protective equipment e g safety goggles gloves etc should be worn due to hazards that may be encountered while using portable power tools and hand tools Personnel using hand and power tools and exposed to the hazard of falling flying abrasive and splashing objects or exposed to harmful dusts fumes vapors or gases are to be provided with the particular personal protective equipment necessary to protect them from the hazard Practices require to be applied by personnel when using specific tools are detailed in the following sections Should an EHS risk assessment be required for a new or existing tool or piece of equipment for example where safety hazards or concerns have been identified a Work Equipment inspection can be conducted using the checklist in Appendix A 4 8 1 Metal Cutting Hand Tools Chisels gt Factors determining the selection of cold chisels are the materials to be cut the size and shape of the tool and the depth of the cut to be made The chisel should be made heavy enough so that they will not buckle or spring when struck A chisel no larger than the job should be selected so that the blade is used rather than the point or corner Also a hammer heavy enough to do the job should be used Personnel shall wear safety goggles when using a chisel and should set up a shield or scre
25. artery or vein in case of a fall gt Knives must never be left lying on benches or in other places where they may cause hand injuries Safe placing and storing of knives is important to knife safety gt Supervisors must make certain that personnel who handle knives have ample room in which to work so they are not in danger of being bumped by other workers gt Supervisors should be particularly careful about the hazard of personnel leaving knives hidden under a product under scrap paper or wiping rags or among other tools in work boxes or drawers Knives are to be kept separate from other tools to protect the cutting edge of the knife as well as to protect the staff gt Horseplay shall be prohibited around knife operations Throwing fencing trying to cut objects into smaller and smaller pieces and similar practices are not only dangerous but reflect inadequate supervision gt Supervisors shall assure that nothing is cut that requires excessive pressure on the knife Knives shall not be used as a substitute for can openers screwdrivers or ice picks 4 8 4 Torsion Tools Note Socket wrenches are safer to use than adjustable or open end wrenches Open End or Box Wrenches gt Open end or box wrenches shall be inspected to make sure that they fit properly and are never to be used if jaws are sprung or cracked When defective they shall be taken out of service until repaired Socket Wrenches gt Socket wrenches give gr
26. be removed from the plug These general practices should be followed when using electric tools gt Electric tools should be operated within their design limitations Gloves and safety footwear are recommended during use of electric tools When not in use tools should be stored in a dry place Electric tools should not be used in damp or wet locations Work areas should be well lighted VV v V WV Electric cords shall be inspected periodically and kept in good condition Heavy duty plugs that clamp to the cord should be used to prevent strain on the current carrying parts if the cord is accidentally pulled gt Although no guards are available for drill bits some protection is afforded if drill bits are carefully chosen for the work to be done such as being no longer than necessary to do the work gt Where the operator must guide the drill with the hand the drill is to be equipped with a sleeve that fits over the drill bit Oversized bits shall not be ground down to fit small electric drills instead an adapter should be used that will fit the large bit 25 QATAR UNIVERSITY EHS Technical Guideline and provide extra power through a speed reduction gear however this again is an indication of improper drill size When drills are used the pieces of work are to be clamped or anchored to prevent whipping gt Electric saws are usually well guarded by the manufacturer but staff must be trained to use the guard as intended The guar
27. ccordance with QU EHSMS Section 14 0 Inspection and Audit Procedure Any non conformances identified during inspections and audits will be recorded and managed via the Corrective Action Request process presented in this procedure 5 Document Control QATAR UNIVERSITY EHS Technical Guideline This Technical Guideline is a controlled document The controlled version of this guideline is located on the QU Electronic Documentation Management System Any printed copies of this controlled document are reference copies only It is the responsibility of all of those with printed copies to ensure their copy is kept up to date Refer to QU EHSMS Section 16 0 Document Control and Record Retention 6 Appendices Appendix A Work Equipment Assessment Checklist Appendix B Confined Space and PRCS Recognition Checklist 43 QATAR UNIVERSITY EHS Technical Guideline Appendix A Work Equipment Assessment Checklist 44 QATAR UNIVERSITY EHS Technical Guideline WORK EQUIPMENT ASSESSMENT CHECKLIST Reference No Equipment Description Assessment No Assessor Assessment Date Signature Is Action Suitability YES NO Required Action Taken YES NO Is the equipment suitable for The purpose for which it is intended The location in which it is being used Does the equipment itself pose any significant risks fumes etc Maintenance Use For main
28. d should be checked frequently to be sure that it operates freely and encloses the teeth completely when it is cutting gt Circular saws shall not be jammed or crowded into the work The saw is to be started and stopped outside the work Powered Abrasive Wheel Tools Powered abrasive grinding cutting polishing and wire buffing wheels create special safety problems because they may throw off flying fragments Before an abrasive wheel is mounted it should be inspected closely and sound or ring tested to be sure that it is free from cracks or defects To test wheels should be tapped gently with a light non metallic instrument If they sound cracked or dead they could fly apart in operation and so must not be used A sound and undamaged wheel will give a clear metallic tone or ring To prevent the wheel from cracking the user should be sure it fits freely on the spindle The spindle nut must be tightened enough to hold the wheel in place without distorting the flange Follow the manufacturer s recommendations Care must be taken to assure that the spindle wheel will not exceed the abrasive wheel specifications Futhermore the design RPM speed of the disc shall be equal to or greater than the operating RPM speed of the equipment to be used to ensure that the disc will withstand the loading of the equipment Due to the possibility of a wheel disintegrating exploding during start up the staff should never stand directly in front of th
29. ds of wires are cut A guard over the cutting edge and the use of safety glasses will help prevent eye injuries The handles of electricians pliers are to be insulated In addition staff shall wear the proper electrical rated gloves if they are to work on energized lines Pliers shall not be used as a substitute for a wrench Special Cutters gt Special cutters include those for cutting banding wire and strap Claw hammers and pry bars shall not be used to snap metal banding material Pipe Tongs gt Staff and contractors must neither stand nor jump on the tongs nor place extensions on the handles to obtain more leverage They should use larger tongs Screwdrivers gt The practice of using screwdrivers for punches wedges pinch bars or pries shall not be allowed Cross slot Phillips head screwdrivers are safer than the square bit type because they have less tendency to slip The tip must be kept clean and sharp however to permit a good grip on the head of the screw The part to be worked upon must never be held in the hands it should be laid on a bench or flat surface or held in a vise No screwdriver used for electrical work shall have the blade or rivet extending through the handle Both blade and handle shall be insulated except at the tip 22 QATAR UNIVERSITY EHS Technical Guideline 4 8 5 Shock Tools EH Hammers gt A hammer is to have a securely wedged handle suited to the type of head used The h
30. e in height Are residues going to be scraped off the interior surfaces of the vessel Are non sparking tools required to remove residues Does the space restrict mobility to the extent that it could trap an irritant Is respiratory protection required because of a hazardous atmosphere Does the space present a hazard other than those noted above which would make it a permit space If any other questions in PART 2 have been checked yes the confined space is a Permit Required Confined Space PRCS As such entry into these spaces must be performed under the protection of PRCS program 51
31. e use of pneumatic tools The main one is the danger of getting hit by one of the tool s attachments or by some kind of fastener the worker is using with the tool Eye protection is required and face protection is recommended for staff working with pneumatic tools 27 QATAR UNIVERSITY EHS Technical Guideline Noise is another hazard Working with noisy tools such as jackhammers requires proper effective use of hearing protection When using pneumatic tools staff must check to see that they are fastened securely to the hose to prevent them from becoming disconnected A short wire or positive locking device attaching the air hose to the tool will serve as an added safeguard A safety clip or retainer must be installed to prevent attachments such as chisels on a chipping hammer from being unintentionally shot from the barrel Screens must be set up to protect nearby workers from being struck by flying fragments around chippers riveting guns staplers or air drills Compressed air guns should never be pointed toward anyone Users should never dead end it against themselves or anyone else The following safety practices will be applied when using pneumatic tools gt The operating trigger on portable hand operated utilization equipment shall be so located as to minimize the possibility of its accidental operation and shall be arranged to close the air inlet valve automatically when the pressure of the operator s ha
32. e wheel as it accelerates to full operating speed Portable grinding tools need to be equipped with safety guards to protect workers not only from the moving wheel surface but also from flying fragments in case of breakage In addition when using a powered grinder gt Always use eye protection gt Turn off the power when not in use gt Never clamp a hand held grinder in a vise Floor stand and bench mounted abrasive wheels used for external grinding shall be provided with safety guards protection hoods The maximum regular exposure of the grinding wheel periphery and sides shall be not more than 90 degrees except that when work requires contact with the wheel below the horizontal plane of the spindle the angular exposure shall not exceed 125 degrees Safety guards shall be strong enough to withstand the effect of a bursting wheel 26 QATAR UNIVERSITY EHS Technical Guideline Floor and bench mounted grinders shall be provided with work rests which are rigidly supported and readily adjustable Such work rests shall be kept at a distance not to exceed one eighth inch from the surface of the wheel Cup type wheels used for external grinding shall be protected by either a revolving cup guard or a band type guard All other portable abrasive wheels used for external grinding shall be provided with safety guards protection hoods except as follows When the work location makes it impossible a wheel equipped with safety flanges
33. eat flexibility in hard to reach places The use of special types shall be encouraged where there is danger of injury Adjustable Wrenches gt Adjustable wrenches are used for many purposes They are not intended however to take the place of standard open end box or socket wrenches They are used mainly for nuts and bolts that do not fit a standard wrench Pressure is always applied to the fixed jaw 21 QATAR UNIVERSITY EHS Technical Guideline Pipe Wrenches gt Pliers gt gt Pipe wrenches both straight and chain tong shall have sharp jaws and be kept clean to prevent slipping The adjusting nut of the wrench is to be inspected frequently If it is cracked the wrench shall be taken out of service A cracked nut may break under strain causing complete failure of the wrench and possible injury to the user A piece of pipe cheater slipped over the handle shall not be used to give added leverage because this can strain a pipe wrench to the breaking point The handle of every wrench is designed to be long enough for the maximum allowable safe pressure A pipe wrench should never be used on nuts or bolts the corners of which will break the teeth of the wrench making it unsafe to use on pipe and fittings Also a pipe wrench when used on nuts and bolts damages their heads A pipe wrench shall not be used on valves struck with a hammer nor used as a hammer Side cutting pliers sometimes cause injuries when short en
34. ed floor to smaller cross sections which could trap or asphyxiate an entrant Does the tank or vessel contains rusted interior surfaces Does the space contains thermal hazards e g cold hot Does the space contain excessive noise levels which could interfere with communication with an attendant Does the space presents any slip trip or fall hazards Are there any operations conducted near the space opening which could present a hazard to the entrant Are there any hazards from falling objects Are there lines under pressure servicing the space Are cleaning solvents or paints going to be used in the space 50 QATAR UNIVERSITY EHS Technical Guideline gt v Vv V WV v Vv Vv v v V V Is welding cutting brazing riveting scraping or sanding going to be performed in the space Is electrical equipment located in or required to be used in the space Does the space have poor natural ventilation which would allow an atmospheric hazard to develop Are there any corrosives which could irritate the eyes in the space Are there any conditions which could prevent any entrant s self rescue from the space Are there any substances used in the space which have acute hazards Is mechanical ventilation needed to maintain a safe environment Is air monitoring necessary to ensure the space is safe for entry due to a potential hazardous atmosphere Will the entry be made into a dike area where the dike is 5 feet or mor
35. efore and after use by staff for tightness of connections condition of face piece head band valves and connecting tubes pliability and signs of deterioration of rubber parts proper air pressure and proper functioning gt Clean and disinfect equipment after each use according to manufacturer recommendation gt Positive pressure respirator shall be serviced only by a qualified person using parts designed for the particular respirator gt Respirator shall be stored where they are protected from dust sunlight heat extreme cold excessive moisture and damaging chemicals Store respirator with the face piece and exhalation valve resting in a normal position to prevent distortion Do not store respirator in places such as lockers or toolboxes unless they are in carrying cases or cartons supplied by the manufacturer gt Chemical cartridges shall be replaced as necessary to provide complete protection gt Replacement of cartridge shall be installed by experienced personnel Change a defective respirator for a new one gt Respirator located at stations and work areas for emergency use shall be readily accessible at all times They shall be stored in a specially designed compartment gt Respirator shall comply with Occupational Safety and Health Standard 1910 134 10 QATAR UNIVERSITY EHS Technical Guideline 4 2 6 Fall Protection El Note For detailed safety requirements related to any work at heights refer to SOP 06
36. emoval wash gloves if the material is impermeable to water Do not reuse single use disposable gloves Store gloves properly Dispose gloves if already old shelf life is stamped on the box Dispose contaminated gloves in the proper waste bin Do not wear gloves outside the working area as this may contaminate surface if touch such as doorknobs elevator buttons or rest fixtures Do not use gloves containing asbestos For high temperature operations use gloves made of synthetic material such as Kevlar 4 2 3 2 Electrical Gloves Defective insulating gloves shall not be used Insulating gloves with the following defects shall not be worn holes tears punctures or cuts imbedded foreign objects texture changes such as swelling hardening or becoming stick or inflexible Rubber insulating gloves that have been used without protectors shall not be used without protective gloves Protective gloves shall not be used if they have holes tears or other defects that affect their ability to give mechanical protection to the insulating glove Protective gloves shall not be used if they have holes tears or other defects that affect their ability to give mechanical protection to the insulating glove Protective gloves that have been used for any other purpose shall not be used to protect insulating gloves Gloves that have been rejected and are not suitable for electrical services shall have the fingers removed and the gloves disposed Rubbe
37. en to prevent injury to other workers from flying chips If a shield does not afford positive protection to all exposed staff then glasses with side protection should be worn Tap and Die Work gt The work should be firmly mounted in the vice Only a T handle wrench or adjustable tap wrench should be used When threads are being cut with a hand die hands and arms should be kept clear of the sharp threads coming through the die and metal cuttings should be cleared away with a brush 18 QATAR UNIVERSITY EHS Technical Guideline Hack Saws gt Files Tin Snips gt Cutters gt Hacksaws should be adjusted in the frame to prevent buckling and breaking but should not be tight enough to break off the pins that support the blade Install blade with teeth pointing forward Pressure should be applied on the forward stroke not on the back stroke If the blade is twisted or too much pressure is applied the blade may break and cause injury to the hands or arms of the user Selection of the right kind of file for the job will prevent injuries and lengthen the life of the file Inasmuch as the extremely hard and brittle steel of the file chips easily the file should never be cleaned by being struck against a vice or other metal object A file cleaning card or brush should be used For the same reason a file is not to be hammered or used as a pry Such abuse frequently results in the file s chipping or breaking causing injury to
38. ent III All QU staff performing operations or maintenance activities shall wear appropriate Personal Protective Equipment when undertaking such tasks Guidelines on Personal Protective Equipment requirements and use are presented in the following sections Contractors performing operations or maintenance activities are also required to wear appropriate Personal Protective Equipment when undertaking such tasks Provision for new or additional Personal Protective Equipment shall be the responsibility of the contractor QU Environment and Safety Office ESO and QU contract managers have the right to require the contractor s to issue re issue new Personal Protective Equipment if it is deemed necessary due to work requirements QATAR UNIVERSITY EHS Technical Guideline 4 2 1 Head Protection gt Personnel must wear protective helmets when working in areas where there is a potential for injury to the head from staff initiated impact or impact from falling or other moving objects These areas include but are not limited to construction sites central service unit energy center chiller plants including but not limited to Food court women s sports center men amp women s activity center and areas where working requires lifting and or excavation gt Protective helmets designed to reduce electrical shock hazards will be worn by each worker when exposed near electrical conductors which could contact the head Helmets will comply
39. es gt When coatings are highly flammable they shall be stripped from the area to prevent ignition Protective measures must be taken when the preservative coating is toxic 4 10 Heat Stress Management 4 10 1 Background Heat Stress is influenced by several risk factors climatic conditions the work environment demands of the work clothing and personal characteristics Climatic and environmental conditions that affect the risk of heat related disorders are air temperature and humidity air movement and the temperature of surrounding surfaces which affects radiant heat exchange Demands of the work influence the stress on the temperature regulation system Individual responses to a given work load vary but as an staff expends more energy the body s internal metabolic heat production rises This increases stress on the cardiovascular system to regulate body temperature i e by increasing blood flow to skin Work related factors that influence heat stress include work rate level of physical effort and duration of activity Clothing characteristics such as insulation permeability weight fit and ventilation affect the body s ability to regulate internal temperatures Other factors that may increase the risk of heat related disorders include additional equipment the use of a respirator or other personal protective equipment PPE Personal characteristics such as age weight previous heat stress injury under
40. fore starting to chop Also all vines brush and shrubbery within the range should be removed especially overhead vines that may catch or deflect the axe Axe blades shall be protected with a sheath or metal guard wherever possible When the blade cannot be guarded it is safer to carry the axe at one s side The blade on a single edged axe shall be pointed down Hatchets shall not be used for striking hard metal surfaces since the tempered head may injure the user or others by flying chips When using a hatchet in a crowded area staff shall take special care to prevent injury to themselves and other workers Using a hatchet to drive nails is prohibited 4 8 3 Miscellaneous Cutting Tools Planes Scrapers Bits and Drawknives gt gt Planes scrapers bits and drawknives are to be used only by experienced staff These tools are to be kept sharp and in good condition 20 QATAR UNIVERSITY EHS Technical Guideline gt The principal hazard in the use of knives is that hands may slip from the handle onto the blade or that the knife may strike the body or the free hand A handle guard or a finger ring and swivel on the handle eliminates these hazards Adequate guarding is important gt Personnel who must carry knives with them on the job shall keep them in sheaths or holders Never carry a sheathe knife on the front part of a belt Always carry it over the right or left hip toward the back This will prevent severing a leg
41. hall be equipped with guards above and below the base plate or shoe The upper guard shall cover the saw to the depth of the teeth except for the minimum arc required to permit the base to be tilted for beveled cuts The lower guard shall cover the saw to the depth of the teeth except for the minimum arc required to allow proper retraction and contact with the work When the tool is withdrawn from the work the lower guard shall automatically and instantly return to the covering position Disconnect Switches All fixed power driven wood working tools shall be provided with a disconnect switch that can either be locked or tagged in the off position Self feed Automatic feeding devices shall be installed on machines whenever the nature of the work will permit Feeder attachments shall have the feed rolls or other moving parts covered or guarded so as to protect the operator from hazardous points Speeds The operating speed shall be etched or otherwise permanently marked on all circular saws over 20 inches in diameter or operating at over 10 000 peripheral feet per minute Any saw so marked shall not be operated at a speed other than that marked on the blade When a marked saw is re tensioned for a different speed the marking shall be corrected to show the new speed 4 9 Welding and Cutting Materials 4 9 1 Definitions Gas Slower and easier to control than electric arc Uses gas flame over metals until molten puddle
42. he safety device is manually released In lieu of the above a diffuser net which will prevent high pressure high velocity release while the nozzle tip is removed plus a nozzle tip guard which will prevent the tip from coming in contact with the operator or other equivalent protection shall be provided 28 QATAR UNIVERSITY EHS Technical Guideline 4 8 8 Fuel Powered Tools The following safety practices will be applied when using Fuel Powered tools gt All fuel powered tools shall be stopped while being refueled serviced or maintained and fuel shall be transported handled and stored in approved safety cans gt Leakage or spillage of flammable or combustible liquids shall be disposed of promptly and safely gt When fuel powered tools are used in enclosed spaces the applicable requirement for concentrations of toxic gases and use of personal protective equipment shall apply 4 8 9 Hydraulic Power Tools The following safety practices will be applied when using Hydraulic Power tools gt The fluid used in hydraulic powered tools shall be fire resistant and shall retain its operating characteristics at the most extreme temperatures to which it will be exposed gt The manufacturer s safe operating pressures for hoses valves pipes filters and other fittings shall not be exceeded gt All jacks lever and rachet jacks screw jacks and hydraulic jacks must have a device that stops them from jacking up t
43. hysician Personnel working outdoors or within indoor environments with elevated temperatures should self monitor for the signs and symptoms of heat related illness such as taking pulses Use a buddy system When working in the heat personnel shall monitor the condition of coworkers Supervisors should check to ensure that staff are self monitoring and ask for their determinations 36 QATAR UNIVERSITY EHS Technical Guideline 4 10 5 Issue Heat Alerts When conditions are present that contribute to heat stress departments and work units are to alert at risk staff and implement their preventive measures for working in heat The alert should include a reminder of signs and symptoms how to control exposure and a re emphasis of the preventive work strategies to be followed 4 11Confined Space Procedures A Confined Space is defined as a space with limited or restricted means for entry and exit and is not intended for continuous staff occupancy Confined spaces include but are not limited to manholes pipelines sewers tunnels and pressure vessels 4 11 1 Permit Required Confined Space PRCS A Permit Required Confined Space is a confined space where one or more of the following characteristics are met gt Contains or has a known potential to contain a hazardous atmosphere Three of the most common atmospheric conditions that constitute hazards are oxygen deficiency presence of combustible gases and
44. iameter grinders with wheels 2 inches or less in diameter routers planers laminate trimmers nibblers shears scroll saws and jigsaws with blade shanks lt inch wide or less Other hand held powered tools such as circular saws having a blade diameter greater than 2 inches chain saws and percussion tools without positive accessory holding means must be equipped with a constant pressure switch that will shut off the power when the pressure is released Electric Tools Staff contractors using electric tools must be aware of severalz hazards the most significant is the possibility of electrocution Among the primary hazards of electric powered tools are burns and slight shocks which can lead to injuries or even heart failure Under certain conditions even a small amount of current can result in fibrillation of the heart and eventual death A shock also can cause the user to fall off a ladder or other elevated work surface To protect the user from shock tools must either have a three core cord with ground and be grounded or be powered by a low voltage isolation transformer Three core cords contain two current carrying conductors and a grounding conductor One end of the grounding conductor connects to the tool s metal housing The other end is grounded through a prong on the plug Anytime an adapter is used to accommodate a two hole receptacle the adapter wire must be attached to a known ground The third prong should never
45. icked or chipped cutters are not to be used as nail pullers or pry bars 19 QATAR UNIVERSITY EHS Technical Guideline gt Cutter jaws should have the hardness specified by the manufacturer for the particular kind of material to be cut By adjustment of the bumper stop behind the jaws cutting edges are to be set to have a clearance of 0 003 inch when closed 4 8 2 Wood Cutting Tools Note Edged tools are to be used so that if a slip should occur the direction of force will be away from the body For efficient and safe work edged tools are to be kept sharp and ground to the proper angle A dull tool does a poor job and may stick or bind Chisels gt Saws Axes Hatchets gt Inexperienced staff and contractors shall be instructed in the proper method of holding and using chisels Handles are to be free of splinters The wood handle of a chisel struck by a mallet is to be protected by a metal or leather cap to prevent it from splitting The work to be cut must be free of nails to avoid damage to the blade or cause a chip to fly into the user s face or eye Saws should be carefully selected for the work they are to do For crosscut work on green wood a coarse saw 4 to 5 points per inch is to be used A fine saw is better for smooth accurate cutting in dry wood Saws are to be kept sharp and well set to prevent binding An axe person is to make sure that there is a clear circle in which to swing the axe be
46. iers to protect entrants from external hazards gt Verifying that conditions are acceptable for entry QATAR UNIVERSITY EHS Technical Guideline 4 11 8 Locking and Tagging EH No work is to be performed until appropriate locking tagging and or isolation is accomplished to prevent the inadvertent actuation of operations or processes associated with the space which might expose personnel to hazardous conditions Refer to QU SOP 01 Lockout Tagout 4 11 9 Required Equipment EH The following equipment is to be provided and maintained to ensure their proper use gt Testing and monitoring equipment Ventilating equipment Communications equipment Personal protective equipment Lighting equipment Barriers and shields Ladders Rescue equipment VV VV V v v WV Other equipment necessary for safe entry 4 11 10 Rescue Team ES If an emergency arises that requires a rescue team the Emergency Medical Service is to be contacted through CSU Control Room 4403 3600 Control Operator shall call 999 The rescue service is to be provided access to all PRCSs from which rescue may be necessary so that the rescue service can develop appropriate rescue plans and practice rescue operations Non entry retrieval methods are to be used unless the retrieval equipment would increase the overall risk of entry Each authorized entrant is to use a chest or full body harness with a retrieval line attached at the center of the entran
47. ine 4 7 4 Open Sided Floors Platforms and Runways gt Every open sided floor or platform 4 feet 1 22 meters or more above the adjacent floor or ground level shall be guarded by standard railings gt Toe boards shall be provided when staff can pass beneath the open sides or falling materials could cause a hazard 4 8 Safe Use of Tools and Equipment ee EE En psp Note further safety information related to machinery operation is presented in EHS Technical Guideline TG 04 Machine Safety Personnel using hand or power tools shall apply the following safety practices gt Select the right tool for the job Examples of unsafe practices are striking hardened faces of hand tools together such as using a carpenter s hammer to strike another hammer hatchet or metal chisel using a file for a pry a wrench for a hammer and pliers instead of the proper wrench gt Keep tools in good condition Wrenches with cracked work jaws screw drivers with broken points or broken handles hammers with loose heads dull saws and extension cords or electric tools with broken plugs improper or removed grounding lugs or split insulation are examples of tools in poor conditions Tools that have deteriorated in this manner must be taken out of service gt Use tools in the right way Screw drivers applied to objects held in the hand knives pulled toward the body and failure to ground electrical equipment are common causes of accident
48. is formed Most popular fuels used with oxygen include acetylene Arc Two metals are joined by generating an electric arc between a covered metal electrode and the base metal Oxygen Cutting Metal is heated by gas flame and an oxygen jet does the cutting 31 QATAR UNIVERSITY EHS Technical Guideline Arc Cutting Intense heat of electric arc melts away the metal 4 9 2 General Requirement The following safety practices will be applied when welding and cutting materials gt When combustibles cannot be moved from the welding cutting area the requirements of NFPA 51B shall be followed No cutting and welding operation will be permitted without authorization in the PTW Suitable fire extinguishers shall be available Fire watches are required if welding of cutting and combustibles in the area could be easily ignited by sparks This could be greater than or less than 35 feet 10 67 meters from point of operation Cutting or welding shall not be conducted in areas not specifically authorized by the PTW in the presence of explosive atmospheres which exist or may develop and where quantities of combustibles are store For contractor operations the contractor s nominated Maintenance Engineer is responsible for the safe handling and use of the cutting and welding equipment Areas shall be made fire safe before cutting or welding is conducted No welding or cutting shall be done on used drums barrels tanks or containe
49. ith limited ventilation must be power ventilated with a blower minimum capacity 750 cfm operating at its maximum rated speed for a minimum of 5 minutes Larger confined spaces greater than 1000 cubic feet must be ventilated for at least 10 minutes The blower must be in continuous operation while anyone is in the confined space 4 12Emergency Preparedness and Response Emergency preparedness and response will be managed in accordance with QU EHSMS Section 8 0 Emergency Management Procedure and subordinate procedures i e gt QU EHSMS Section 8 1 First Aid and Medical Emergency Plan gt QU EHSMS Section 8 2 Fire Safety and Response Plan gt QU EHSMS Section 8 3 Earthquake Response Plan gt QU EHSMS Section 8 4 Spill Response Plan gt QU EHSMS Section 8 5 Power Outage Response Plan 4 12 1 1 Fire Safety General fire safety management requirements applicable to all QU facilities and activities will be applied in operations and maintenance activities in accordance with QU EHSMS Section 8 2 Fire and Safety Response Procedure and Section 8 0 Emergency Management Procedure Additionally some specific fire safety precautions to be observed for any QU operations and maintenance activities are gt Smoking is one of the major causes of fires in the work area At Qatar University smoking is prohibited in all work area where the staff and contractor s perform their specific activities gt Access key custody of
50. l arc welding and cutting machines shall be grounded with a third wire or a separate wire which is grounded at the source of the current Arc welding or cutting operations shall be shielded by noncombustible or flameproof screens to protect staff and other persons in the vicinity from the direct rays of the arc Staff and contractors performing any type of welding cutting or heating shall be protected by suitable eye protection equipment When Resistance welding the following safety practices will be applied gt gt All equipment shall be installed by a qualified electrician A safety type disconnecting switch circuit breaker or circuit interrupter shall be provided near the machine Operators shall be properly trained and judged competent to operate the equipment before being designated to do so Controls of all automatic air and hydraulic chargers shall be guarded against accidental activation All doors and panels shall be kept blocked on the resistance welding machines 33 QATAR UNIVERSITY EHS Technical Guideline gt Appropriate shields shall be provided to protect workers and passing staff from the sparks gt Fire curtains shall be provided gt For spot and seam welding voltage shall not exceed 480 volts during operation When welding Cutting and Heating Relative to Preservation Coatings gt The flammability of protective coatings must be determined before welding cutting or heating is commenced on such surfac
51. l be opened slightly and closed immediately while the operator stands to one side of the outlet Acetylene cylinder valves shall be opened as little as one half turn of the spindle preferably no more than three fourths of a turn When a special wrench is required it shall be left in position on the stem of the valve while the cylinder is in use Acetylene shall never be utilized at a pressure in excess of 15 pounds per square inch gage p s i g 1 06 kilograms per square centimeter When Arc Welding and Cutting the following safety practices will be applied gt Oxygen cylinders and fitting shall be kept away from combustible material especially oil and grease as oxygen is not compatible with these products Only the correct manual electrode holders shall be used If the portion gripped by the hand contains current it must be fully insulated against the maximum voltage encountered to ground Proper welding cables and connectors must be used and must be completely insulated Splicing if used shall be equal to the insulating quality of the cable and shall not be located within 3 05 meters 10 feet of the electrode holder Ground return cables must have a safe current carrying capacity equal to or greater than the specified maximum output capacity of the units serviced When a structure or pipeline is employed as a ground circuit a determination must be made that the required electric contact exists at all joints The frames of al
52. ll be isolated from the detectors located in the immediate area Nearby personnel shall be relocated or suitably protected from heat sparks slag and arc 14 QATAR UNIVERSITY EHS Technical Guideline 4 5 Safe Lifting and Back Safety Workers shall follow the proper safe lifting methods to prevent back injury during lifting of materials gt VV VV V WV Avoid the following e Heavy lifting especially repetitive lifting over a long period of time e Twisting at the waist while lifting or holding a heavy load this frequently happens when using a shovel e Reaching and lifting over your head across over your head across a table or out the back of a truck e Lifting or carrying objects with awkward or odd shapes e Sitting or standing too long in one position sitting can be very hard on the lower back Place objects up off the floor to minimize the distance where the load has to travel and allow the person to have a better grip on the object Raise lower shelves to a height that is most efficient for the workers Use carts where appropriate Test the weight of an object before lifting by picking up a corner Wear Back Support if necessary Get help if it is too heavy for you to lift it alone Use the following steps when lifting e Take a balanced stance feet shoulder width apart e Squat down to lift get as close as you can e Geta secure grip hug the load e Lift gradually using your legs keep load cl
53. lying medical conditions e g diabetes cardiovascular disorders chronic pulmonary disease and thyroid disorders medication use and overall health and physical fitness contribute to an staff susceptibility of contracting a heat related illness Working in an environment with heat stress not only increases the risk for specific heat related conditions such as heat exhaustion and heat stroke but also increases the risk for other adverse events QATAR UNIVERSITY EHS Technical Guideline 4 10 2 Signs and Symptoms of Heat Related Disorders Ee Heat related disorders may occur when there is an exposure to heat risk factors The table below illustrates some of the signs and symptoms associated with heat stress If the staff is experiencing any of these symptoms the staff should be taken to the medical clinic for treatment immediately below 104 degrees F Excessive thirst decreased urine output DISORDER SIGNS SYMPTOMS Dehydration e Loss of work capacity e Fatigue e Delayed response to stimuli e Weakness e Dry mouth Heat Exhaustion e High pulse rate confusion e Fatigue malaise anxiety e Weakness e Profuse sweating e Blurred vision e Low blood pressure e Dizziness e Pale face or flushing e Headache e Body temperature increased but Nausea Loss of appetite Heat rash e Skin eruptions Itching skin prickly sensation Heat Stroke e Red face Mental status changes such as disorientation
54. mum hazardous waste will be segregated from non hazardous waste and e Establish a labelling system for waste storage and containers to prevent cross contamination Where possible labels will be in English and Arabic gt Consider reuse of scrap materials where possible e g e Reuse of paper for drafts e Reuse of excavated materials for site filling purposes e Reuse of scrap wood for pallets signage and temporary structures onsite and H Reuse of scrap metal sheets for drip trays gt Ensure efficient use of chemicals and other hazardous materials via establishing standard procedures and providing training toolbox talk to relevant staff gt Send recyclable wastes including waste fuel oil to a suitable recycling facility gt Provide waste management training to relevant site staff and workers Training will include waste minimisation reuse segregation and recycling procedures relevant to their line of work 41 QATAR UNIVERSITY EHS Technical Guideline gt Engage services of an approved waste contractor for waste collection transport and disposal gt Keep records of the following e Types and volume of wastes generated H Date of collection and H Waste manifest form gt Prohibit open burning burying and indiscriminate dumping of waste gt Provide appropriate containers water tight according to the type of waste i e food waste containers should be provided with lids to prevent infestation gt
55. nd is removed Pneumatic power tools shall be secured to the hose or whip by some positive means to prevent the tools from becoming accidentally disconnected Safety clips or retainers shall be securely installed and maintained on pneumatic impact percussion tools to prevent attachments from being accidentally expelled All pneumatically driven nailers staplers and other similar equipment provided with automatic fastener feed which operate at more than 100 p s i pressure at the tool shall have a safety device on the muzzle to prevent the tool from ejecting fasteners unless the muzzle is in contact with the work surface Compressed air shall not be used for cleaning purposes except with an air blow gun limited to 30 p s i static pressure at the outlet nozzle and then only with effective chip guard and personal protective equipment The manufacturer s safe operating pressure for hoses pipes valves filters and other fitting shall not be exceeded The use of hoses for hoisting or lowering tools shall not be permitted All hoses exceeding 1 2 inch inside diameter shall have a safety device at the source of supply or branch line to reduce pressure in case of hose failure Airless spray guns of the type which atomize paints and fluids at high pressures 1 000 pounds or more per square inch shall be equipped with automatic or visible manual safety devices which will prevent pulling of the trigger to prevent release of the paint or fluid until t
56. nnn 16 4 7 1 Walking Working Sulac s ua2easassengmsnsamsmddsmannnstsmen 16 4 7 2 Guarding Floor Openings Wall Openings amp Holes rnrrrnnnnnnnnnnnnnnnvnnnnnnnnnnnnr 16 2175 Wall OPENINGS EE 16 4 7 4 Open Sided Floors Platforms and Hunways 17 4 8 Sale Use of Tools and Equipe ussccccctccakdaransiuiaceiahieraessatscuncebrstonaplahanunneen 17 4 8 1 Med Cutting Hand ME EE 18 4 8 2 Wood GUMING Lee 20 4 8 3 Miscellaneous Cutting Tools visswescrascsiorcrssasacavahavoronterectreveconcinteetereiereneasertinbes 20 102 Ted Eegenen 21 eet e2 eters casunedites nace evelnse pe a Ee E ob ena EAEE canes AE EERE 23 E Power OIG ae 23 4 8 7 NNN 27 4 8 8 Fuel Powered eege 29 4 8 9 Hydraulic Power E 29 4 8 10 Use and Maintenance of Power Tools ENNEN 30 4 8 11 Woodworking EE 31 4 9 Welding and Cutting Maierals AAA 31 Ve Pelle E 31 4 9 2 ENEE UE ER 4 9 3 Oxygen Fuel Gas Welding and Cutting 32 4 10 Heat Stress Management ENEE 34 4 10 1 Background ER a EES 34 4 10 2 Signs and Symptoms of Heat Related Disorders 35 4 10 3 Preventive GON OlS E 35 4 10 4 Monitoring for Signs and Symptoms of Heat Stress 0 ceeeeeeeeeeteeeeeee 36 4 10 5 Issue Heat AISI eege eege 37 4 11 Confined Space Procedures uk 37 4 11 1 Permit Required Confined Space DRCE 37 4 11 2 Identification of Permit Required Confined Spaces ssssseeeeeeseeeeerrreeee 37 QATAR UNIVERSITY EHS Technical Guideline 4 11 3 Warning SION re E 4 11
57. ntable to the QU Top Management for the application of this EHS Technical Guideline in areas under their supervision All QU staff and students are responsible for performing their duties in compliance with the requirements of this EHS Technical Guideline as it applies to their activities and promptly reporting all hazards incidents and accidents to their supervisors All QU contractors are responsible for performing their duties in compliance with the requirements of this EHS Technical Guideline as it applies to their activities and promptly reporting all hazards incidents and accidents to their QU supervisors EHS aspects of the selection and management of contractors performing operations and maintenance tasks will be in accordance with QU EHSMS Section 7 0 Contractor Management 4 Guidelines 4 1 Hazard Identification and Risk Management Identification assessment control and monitoring of EHS risks will be applied in accordance with QU EHSMS Section 6 0 Risk Management Procedure EHS Hazards and Risks related to operations and maintenance related activities are detailed in the Occupational Health and Safety Risk Register and the Environmental Impacts Register for specific facilities Any emerging EHS hazards will be reported to supervisors and the Environment and Safety Office in accordance with QU EHSMS Section 12 0 Hazard Near Miss Incident Reporting and Investigation 4 2 Personal Protective Equipm
58. o be performed shall be swept clean and clear of debris for a radius of 35 feet Combustibles shall be adequately protected or shielded using flameproof materials For torch cutting or welding combustibles shall be relocated at least 35 ft horizontally from the work area The edges of covers at the floor shall be tight to prevent sparks from going under the covers Openings or cracks in walls floors or ducts within 35 feet of the site shall be tightly covered to prevent the passage of sparks to adjacent areas When torch cutting or welding is performed near combustible partitions or ceilings fire resistant guards shall be provided to prevent ignition Welding shall not be attempted on a metal partition wall ceiling or roof having a combustible covering Oil based paints and epoxies shall be no closer than three feet in any direction Fully charged and operable fire extinguishers shall be available in the hot work area The use of wall mounted fire extinguishers provided in the facility is prohibited Available portable fire extinguishers shall include as a minimum one 4 Kg 10 Ibs ABC rated extinguisher within 40 feet of the activity Special precautions shall be taken to avoid accidental operation of automatic fire detection or suppression systems If the possibility exists that automatic fire detection or suppression systems will be activated as a result of the work activities then the automatic fire detection or suppression systems sha
59. offices laboratories stores etc should be assigned to the Security in charged at respective buildings Users should maintain a duplicate key 40 QATAR UNIVERSITY EHS Technical Guideline 4 13Incidents and Accidents Incidents accidents and near misses and associated incident investigations will be reported and managed in accordance with QU EHSMS Section 12 0 Hazard Near Miss Incident Reporting and Investigation 4 14Waste Management gt Waste minimisation through efficient design procurement and material management practices gt Implement procurement purchasing policies such as e Specifying the exact quantity of material required H Preference of materials with limited packaging or ordering of materials in bulk to minimize packaging waste e Negotiate return or buy back arrangements with suppliers for containers e g chemical containers and packing materials and H Purchase environmentally friendly materials i e materials with recycled content or with energy efficient features gt Where practical incorporate the use of pre fabricated materials to minimise onsite waste generation gt Use of disposal materials such as plastic cups will be discouraged gt Adopt a policy on double sided printing to minimise paper use and waste paper generation gt Establish waste segregation program including e Provision of designated areas and suitable containers bins for each type of waste e As a mini
60. oo high Also the manufacturer s load limit must be permanently marked in a prominent place on the jack and should not be exceeded gt A jack should never be used to support a lifted load Once the load has been lifted it must immediately be blocked up gt Use wooden blocking under the base if necessary to make the jack level and secure If the lift surface is metal place a 1 inch thick hardwood block or equivalent between it and the metal jack head to reduce the danger of slippage gt When setting up a jack ensure e the base rests on a firm level surface e the jack is correctly centered e the jack head bears against a level surface and e the lift force is applied evenly gt Proper maintenance of jacks is essential for safety All jacks must be inspected before each use and lubricated regularly If a jack is subjected to an abnormal load or shock it should be thoroughly examined to make sure it has not been damaged 29 QATAR UNIVERSITY EHS Technical Guideline 4 8 10 Use and Maintenance of Power Tools The following safety practices will be applied when using Power tools gt gt These tools should not be used in an explosive or flammable atmosphere Only personnel who have been trained in the operation of the particular tool in use shall be allowed to operate a power tool The tool shall be tested each day before loading to see that safety devices are in proper working condition The method of testing
61. or taking defected equipment out of service if the defect poses a risk to safety Are equipment users aware of defect reporting system Is the documentary evidence for the above available 48 QATAR UNIVERSITY EHS Technical Guideline Appendix B Confined Space and PRCS Recognition Checklist 49 QATAR UNIVERSITY EHS Technical Guideline Confined Space and PRCS Recognition Checklist Part 1 gt gt gt Is the space large enough so an staff can bodily enter and perform work Does the space have limited or restricted means of entry and exit Is the space not designed for continuous occupancy If the answer is yes to all items in Part I continue to Part Il If the answer is no to any of the items in Part I the space is not considered a confined space Part 2 gt gt gt Does the space contain or potentially contain a hazardous atmosphere Does the space contain any chemicals or chemical residues Does the space contain any flammable combustible substances Does the space contain or potentially contain any decomposing organic matter Does the space have any pipes which bring chemicals into it Does the space have any materials that can trap or potentially trap engulf or drown an entrant Is vision obscured by dust at 5 feet or less Does the space contain any mechanical equipment servicing the space Does the space have converging walls sloped floors or taper
62. ose to you keep back and neck straight e Once standing change directions by pointing your feet and turn your whole body Avoid twisting at your waist e To put load down Use the above process in reverse Use cranes hoist forklift lift tables and other lift assist devices for lifting heavy objects e g pump motor pipes Exercise regularly 4 6 Working at height SOP 06 Working at Height provides detailed safety requirements that apply to all QU activities performed at heights including those associated with operations and maintenance activities This SOP must be strictly adhered to when performing operations and maintenance activities 15 QATAR UNIVERSITY EHS Technical Guideline This SOP includes requirements related to scaffolding ladders mobile platforms working on roofs and working above dangerous equipment 4 7 Walking Working Surfaces Floor Openings 4 7 1 Walking Working Surfaces All shop areas utility rooms halls and storerooms shall be kept clean and orderly All floors shall be kept clean and dry as possible Aisles used by material handling equipment shall be appropriately marked on the floor Aisles passageways and floors shall be kept free of any obstructions such as protruding rails splinters holes or loose boards Covers or guardrails shall be provided to protect staff from open holes ditches etc 4 7 2 Guarding Floor Openings Wall Openings amp Holes
63. r gloves and protective gloves which have oil grease or other damaging substance on them shall be cleaned properly before use Rubber gloves shall be turned inside out and rinsed as necessary to remove perspiration Excess water shall be removed by shaking and the gloves shall be air dried Insulating gloves shall be visually inspected by the wearer for defects Before using visually inspect the glove especially around the fingers to detect cracks or deterioration Insulating gloves shall be given an air test by rolling the cuffs tightly toward the palm in such a manner that air is trapped inside the gloves or by using a 8 QATAR UNIVERSITY EHS Technical Guideline mechanical inflator When using the latter care shall be taken to avoid over inflation gt Gloves shall be air tested each day before use and time there is cause to suspect damage gt A periodic inspection of the gloves shall be conducted by the Electrical Engineer to determine that such equipment is being maintained in a satisfactory condition by the user gt Gloves shall be stored in a designated location e g tool room as cool dark and dry as possible with no other material or equipment nearby that could cause damage gt Gloves when not in use must be inside the protectors and in a bag box or container designed for and used exclusively for them These gloves shall be stored in their natural shape gt The protector gloves shall be sized and shaped so the insulating
64. rs until they have been cleaned thoroughly All welding cables shall be placed so they are clear of passageways ladders and stairways 4 9 3 Oxygen Fuel Gas Welding and Cutting When transporting moving and storing Compressed Gas Cylinders follow the safety practices detailed in QU SOP 03 Compressed Gas Cylinders When using fuel gases the following safety practices will be applied gt Only properly instructed and qualified staff contractors will operate equipment using fuel gases Fuel gas shall not be taken into confined spaces Fuel gas and oxygen manifolds must be clearly identified and placed in well ventilated area The manifold hose connections must be such that the hose cannot be interchanged between fuel gas and oxygen manifolds Header connections will be supplied Oxygen and fuel gas hoses must be easily distinguished from each other by color or surface characteristics Torches must be inspected at the beginning of each shift for leaking valves couplings and connections Pressure regulators must be in proper working order while in use Cylinders not having fixed hand wheels shall have keys handles or non adjustable wrenches on valves stems while in service Valves shall be closed before moving cylinders 32 QATAR UNIVERSITY EHS Technical Guideline gt gt gt Valves shall be closed when work is finished Empty cylinder valves shall be closed Before connecting the regulator the valve shal
65. s gt Keep tools in a safe place Many accidents have been caused by tools falling from overhead and by knives chisels and other sharp tools carried in pockets or left in tool boxes with cutting edges exposed gt Apply the following to prevent tool related accidents e Supervisors are to ensure that staff are trained to select the right tools for each job e Tools shall be inspected prior to use e Proper storage shall be provided for all tools in the tool room and or on the job gt Personnel shall never carry tools which in any way may interfere with his her using both hands freely on a ladder or while climbing on a structure A strong bag bucket or similar container is to be used to hoist tools from the ground to the job Tools are to be returned in the same manner not brought down by hand carried in pockets or dropped to the ground gt Mislaid and loose tools cause a substantial portion of hand tool injuries Tools should not be left where personnel are moving or walking 17 QATAR UNIVERSITY EHS Technical Guideline gt Chisels screwdrivers and pointed tools shall never be carried in a worker s pocket They are to be carried in a tool box or cart in a carrying belt sharp or pointed end down like those used by electricians and steel workers in a pocket tool pouch or in the hand with points and cutting edges pointing away from the body Personnel carrying tools on their shoulders should pay close attention to cle
66. shall be in accordance with the manufacturer s recommended procedure Any tool found not in proper working order or one that has developed a defect during use shall be removed from service immediately and not used until properly repaired Adequate eye head face and or personal protective equipment as necessitated by working conditions shall be utilized by the operators and persons working in the area The tool shall be designed so that it cannot be fired unless it is equipped with a standard protective shield or guard or a special shield guard fixture or jib The firing mechanism shall be designed so that the tool cannot fire during loading or preparation to fire or if the tool is dropped while loaded Firing of the tools shall be dependent upon at least two separate and distinct operations of the operator with the final firing movement being separate from the operation of bringing the tool into the firing position The tool shall be designed so as not to be operable other than against a work surface and unless the operator is holding the tool against the work surface with force at least 5 pounds greater than the weight of the tool The tool shall be designed so that it will not operate when equipped with the standard guard indexed to the center position if any bearing surface of the guard is tilted more than 8 degrees from contact with the work surface The tool shall be designed so that positive means of varying the power are available or c
67. sses gt Do not use ordinary prescription as they do not provide adequate protection from injury to the eyes gt Use hardened glass or plastic spectacles with side shield QATAR UNIVERSITY EHS Technical Guideline gt Safety glasses used must comply with the Standard for Occupational and Educational Eye and Face Protection Z87 1 gt Wearing of contact lenses is allowable provided only if wearing additional eye protection unless otherwise restricted by the activity s nature 4 222 Goggles gt Wear goggles when there is a hazard from splashing chemicals or flying particles e g when using glassware under reduced or elevated pressure or using glass apparatus in combustion or other high temperature operations 4 2 2 3 Face Shields gt Wear face shield when there is a need for greater protection from flying particles and harmful liquids to protect face and neck gt Consider using a face shield when operating a vacuum system which may implode or conducting a reaction with potential for mild explosions 4 2 3 Hand Protection gt Use appropriate hand protection when their hands are exposed to hazards such as those from skin absorption of harmful substances severe cuts or lacerations severe abrasions punctures chemical burns thermal burns and harmful temperature extremes gt Supervisors must base the selection of hand protection on evaluation of the performance characteristics of the hand protection relative
68. students contractors and visitors to be in compliance with all operations and maintenance related safety regulations and procedures 2 Scope EE This EHS Technical Guideline applies to all operations and maintenance activities that may affect QU employees students contractors and visitors This EHS Technical Guideline presents the minimum level of acceptable EHS practices and requirements that are expected from all individuals faculty staff and contractors involved in the operations and maintenance of QU equipment and facilities 3 Responsibilities 3 1 Top Management QU top management shall allocate sufficient resources for the effective implementation of the EHSMS including the application of this EHS Technical Guideline and ensure that QU employees students contractors and visitors are aware of their responsibilities through appropriate regulation delegation and communication The QU Top Management is also accountable for monitoring and reporting EHS performance and appropriate programs and actions to ensure compliance with the QU EHS Policy 3 2 Other Accountabilities The QU Environment and Safety Office ESO and the EHS Committee are accountable to the QU Top Management for the implementation of this EHS Technical Guideline QATAR UNIVERSITY EHS Technical Guideline Vice Presidents VP Associate Vice Presidents AVP Deans Directors Managers Head Sections Units and Project Managers are accou
69. t s back near shoulder level For vertical type PRCSs more than 5 feet deep a mechanical device for retrieval is to be available Refer to QU EHSMS Section 8 0 Emergency Management procedure for further guidance 4 11 11 Training Se Personnel who are assigned duties that may require entry into PRCS must receive training on confined space entry procedures the permit system and hazard recognition and control procedures Authorized entrants attendants and supervisors in charge of entry are to receive training in their respective confined space duties and responsibilities Training is to be provided before staff are first assigned duties pertaining to PRCSs whenever there is a change in assigned duties whenever there is a change in PRCS operations that present a hazard about which an staff has not been trained and whenever there are deviations from 39 QATAR UNIVERSITY EHS Technical Guideline the entry permit procedures or inadequacies in the staff use or knowledge of these procedures Refer to QU EHSMS Section 11 0 Training and Competency procedure for further guidance 4 11 12 Entry Into Non Permit Confined Spaces Precautions must be taken also for entry into non permit required spaces The space atmosphere must be tested for oxygen concentration combustible gas or vapor and potential toxic contaminants Any hazardous conditions detected must be reported to the supervisor and ESO Manholes and confined spaces w
70. tenance purposes does the equipment require A simple visual inspection Portable electrical appliance test Statutory inspection Planned preventive maintenance Maintenance log Are there any specific risk that require the equipment to be Used by authorized person only Maintained by authorized person only 45 QATAR UNIVERSITY EHS Technical Guideline WORK EQUIPMENT ASSESSMENT CHECKLIST cont Information Instruction Training amp Supervision YES NO Is Action Required YES NO Action Taken Have all the users been given use instruction Verbal Written Is documentary evidence for the above available Have all the users been given Health and Safety information Verbal Written Is documentary evidence for the above available Dangerous Parts Does the equipment present any specific hazards If yes have adequate control measures been implemented Does the equipment have any guards fitted If yes are they inspected in a regular basis Does the equipment present any risk from high or low temperature If yes have adequate control measures been taken Does the equipment require Personal Protective Equipment If yes have the adequate control measures been under taken Is the documentary evidence for the above available
71. use of all tools not just power tools They should understand the potential hazards as well as the safety precautions to prevent those hazards from occurring The following general precautions should be observed by power tool users gt Never carry a tool by the cord or hose gt Never yank the cord or the hose to disconnect it from the receptacle gt Keep cords and hoses away from heat oil and sharp edges 23 QATAR UNIVERSITY EHS Technical Guideline gt Disconnect tools when not in use before servicing and when changing accessories such as blades bits and cutters gt All observers should be kept at a safe distance away from the work area Y Secure work with clamps or a vise freeing both hands to operate the tool gt Avoid accidental starting The worker should not hold a finger on the switch button while carrying a plugged in tool gt Tools should be maintained with care They should be kept sharp and clean for the best performance Follow instructions in the user s manual for lubricating and changing accessories gt Be sure to keep good footing and maintain good balance gt The proper apparel should be worn Loose clothing ties or jewelry can become caught in moving parts gt All portable electric tools that are damaged shall be removed from use and tagged Do Not Use Guards Hazardous moving parts of a power tool need to be safeguarded For example belts gears shafts pulleys sprockets spindles

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