SECTION 143100 - ESCALATORS - Los Angeles World Airports
Contents
1. 2 Have a rated nominal speed of 100 ft min 50 m s or metric equivalent The no load to full load speed shall not vary by more than 4 of the contract speed 3 Hours of operation shall be considered as twenty four 24 hours per day seven 7 days per week and 365 days a year 4 Direction of travel shall be considered as either direction and unit shall be up and down reversible 5 Handrail speed shall be consistent with step speed C Braking Performance Provide brakes that stop escalator in up running mode at a rate no greater than 3 ft s D Step Skirt Performance Index Not more than 0 15 ESCALATORS Revised 12 2011 143100 1 Conveying Equipment Guide Specification h Ss l A sa Los Angeles World Airports 1 4 m T Structural and Mechanical Performance for High Traffic Escalators For the purpose of structural design driving machine and power transmission calculations and brake calculations design high traffic escalators for loads not less than 2 times the design loads required by ASME A17 1 Structural Performance of Balustrades Deck Barricades and Handrails Provide components and assemblies capable of withstanding the effects of loads indicated in ASCE 7 for handrail assemblies and guardrail systems Regulatory Requirements Comply with ASME A17 1 CCR Title 8 and escalator design requirements for earthquake loads in ASCE 7 QUALITY ASSURANCE Manufacturer Qualifications Refer to Section 14 202. Floor Intersection Guards Provide clear Plexiglas intersection guards at floor penetrations as required per Code NOTE In areas where luggage carts are used glass balustrades are not permitted I Landings 1 Flat Steps Provide upper and lower landings with a minimum two flat steps on vertical travel distances of 15 feet or less For travel distance above 15 feet provide three flat steps 2 Comb plates Non corrosive metal provided with non slip surface Provide removable comb sections Apply yellow powder coat finish Provide comb plate lighting in skirt panel on both sides of units at both upper and lower landings Comb teeth shall be designed to withstand a load of two hundred and fifty pounds applied in an upward direction at the tip of any one tooth 3 Landing Plates Aluminum or other alloy with non slip surface Plate shall extend from combplates to equipment access plates at upper and lower ends Plates shall extend full width of truss Plates shall be supported by Type 316 stainless steel frames ESCALATORS Revised 12 2011 1431 00 15 Conveying Equipment sa Los Angeles World Airports Guide Specification gz 4 Equipment Access Plates Aluminum or other alloy with non slip surface Provide removable access plates to provide for entry into equipment spaces at upper and lower ends Plates shall cover entire truss openings Access plates shall match material and finish of adjacent landing plates Provide landing plate a
3. Guide Specification i Los Angeles World Airports SECTION 14 31 00 ESCALATORS PART 1 GENERAL 1 1 SUMMARY A This Section includes high traffic transit type interior escalators 1 2 DEFINITIONS A Definitions in the latest version of ASME A17 1 apply to work of this Section B High Traffic Escalators Escalators designed specifically for use where high traffic volumes produce dense occupancy resulting in structural machinery and brake loads much higher than normal C Defective Escalator Work Operation or control system failure including excessive malfunctions performances below specified ratings excessive wear unusual deterioration or aging of materials or finishes unsafe conditions the need for excessive maintenance abnormal noise or vibration shipping damage and similar unusual unexpected and unsatisfactory conditions D C D Reference to a device or a part of the equipment applies to the number of devices or parts required to complete the installation 1 3 PERFORMANCE REQUIREMENTS A Delegated Design Design escalators including attachment to structure including comprehensive engineering analysis by a qualified professional engineer using performance requirements and design criteria indicated B Operational Requirements The escalator systems shall 1 Be capable of operating under full load conditions at full contract speed in either direction and designed to operate quietly and smoothly without bounce
4. Maximum local network rated distance 2 20 gauge shielded TP gt 10 miles Maximum number of nodes combined PC inputs outputs 500 Maximum I O points per node input or output 2040 Access time to status bit change typical 6 car bank lt 25ms Must be capable of operating on RS485 RS422 Ethernet Token Ring Arc net Lift Net Fiber Optic and mixed WAN TCPIP Networks Monitoring Requirements The system shall display and record the following information for each monitored unit Serial data links may include many more points Items listed below are minimum requirements a Escalators 1 Power on off 2 Emergency stop switch lower 3 Emergency stop switch upper 4 Travel up 5 Travel down 6 Broken pallet chain device L 7 Broken pallet chain device R 8 Comb pallet impact device horizontal switch TL TR 9 Comb pallet impact device horizontal switch BL BR 10 Comb pallet impact device vertical switch TL TR 11 Comb pallet impact device vertical switch BL BR 12 Handrail entry device TL 13 Handrail entry device TR 14 Handrail entry device BL 15 Handrail entry device BR 16 Handrail speed monitoring device L 17 Handrail speed monitoring device R 18 Pallet level device T 19 Pallet level device B 20 Broken pallet device 1 21 Broken pallet device 2 22 Broken pallet device 3 23 Broken pallet device 4 24 Skirt obstruction device landing TL 25 Skirt obstruction de
5. load transfer to building structural framing individual weight of principal components and their dead and live load reactions at points of support electrical characteristics and connection requirements loading imposed by truss cladding and any other information requested by the Architect a Structural Calculations Submit for information only copies of structural calculations indicating load assumptions Calculations shall be signed and sealed by the qualified Professional Engineer responsible for their preparation and who is licensed in the State of California b Power Confirmation Sheets Include motor horsepower code letter starting current full load running current and demand factor for applicable motors Glass Treatment Certificates Submit glass treatment certificates signed by manufacturer of the heat soaked glass products certifying that products furnished comply with requirements Samples For exposed finishes 3 inch square Samples of sheet materials and 4 inch lengths of running trim members Fixtures Cuts samples or shop drawings Manufacturer Certificates Signed by manufacturer certifying that escalator layout and dimensions as shown on Drawings and electrical service as shown and specified are adequate for escalator system being provided Qualification Data For Installer Operation and Maintenance Data For escalators to include emergency operation and maintenance manuals 1 Include diagnostic and
6. maintenance chart 5 Descriptions of safety devices 6 Safety rules tests and procedures including testing of all systems and subsystems 7 Procedures for adjusting brake handrail tension handrail chain drive tension step chain tension track system and mechanical components including pictorials 8 Instructions for removing floor plate replacing comb segments and removing and installing steps and interior panels 9 Troubleshooting techniques 10 Detailed lubrication and cleaning schedule indicating weekly monthly quarterly semiannual and annual lubrication and a description of each lubrication point lubrication type and specification 11 Control and schematic electrical wiring diagrams of controller including wiring of safety devices to connections with remote indication and control panels for each escalator and group of escalators 12 Electrical layout showing placement of lighting light switches receptacles light fixtures disconnect switches and convenience outlets in machinery room truss envelope and pits 13 Complete detailed drawings and wiring diagram of escalator fault finding device and connection to annunciator panel O Certification The escalator manufacturer shall provide certification that the purchaser of the escalators shall be provided with copies of all documents related to maintenance safety operations design changes modifications retrofits etc which relate to any part component e
7. the upper and lower pits Each receptacle shall be of the GFCI duplex type waterproof grounded and rated for one hundred and twenty volts at twenty amperes The receptacles in the pits shall be surface mounted on the walls not less than thirty inches from the floor 7 Relays shall be provided with visual indication that they are energized 8 Adjustable settings for accelerating time and starting torque shall be provided The starter shall also contain auxiliary contacts and a thermal overload relay for motor protection J Monitoring System Interface Provide controller with serial data link through RJ 45 Ethernet connection and install all devices necessary to monitor items outlined in Section 2 15 Escalator Contractor responsible to connect monitoring system interface to machine room monitoring compartment and LAN Wiring from LAN to the machine room monitoring compartment by others k Remote Monitoring and Diagnostics Equip each controller with standard ports interface boards and drivers to accept maintenance data logging fault finding diagnostic and monitoring system computers keyboards modems and programming tools The system shall be capable of driving remote color CRT monitors that continually scan and display the status of each escalator System shall be Lift Net or equal ready compatible System shall be compatible with other building management systems Monitoring system shall not be proprietary to any individual contro
8. 00 Vertical Transportation General Installer Qualifications Refer to Section 14 20 00 Vertical Transportation General Professional Engineer Qualifications Professional Engineer Qualifications Refer to Section 14 20 00 Vertical Transportation General Standards The following standards shall govern the moving walk work Where standards conflict the standard with the more stringent requirements shall be applicable 1 Escalator Code In addition to requirements of authorities having jurisdiction comply with the latest edition of ASME A17 1 Safety Code for Elevators and Escalators ASME A17 2 Guide for Inspection of Elevators Escalators and Moving Walks and ASME A17 5 Requirements for Elevator and Escalator Electrical Equipment including supplements as published by the American Society of Mechanical Engineers Wherever Code is referred to in the moving walk specification the ASME A17 1 Code shall be implied 2 Electrical Code For electrical work included in the escalator work comply with the National Electric Code NFPA 70 ASME A17 5 all applicable local codes and the authorities having jurisdiction Welding Comply with AWS standards 4 Americans with Disabilities Act ADA Building Code of the City of Los Angeles and the following a California Code of Regulations CCR Title 8 Electrical Devices and Equipment Refer to Section 14 20 00 Vertical Transportation General Manufacturer Provide all moving wal
9. acturer C Regulatory Requirements Comply with ASME A17 1 CCR Title 8 and seismic criteria listed above ESCALATORS Revised 12 2011 1431 00 5 Conveying Equipment Guide Specification h Ss l A sa Los Angeles World Airports 1 7 A w 1 8 1 9 DELIVERY STORAGE AND HANDLING Deliver store and handle materials components and equipment in manufacturer s protective packaging Store materials components and equipment off of ground under cover and in a dry location Handle according to manufacturer s recommendations to prevent damage deterioration or soiling Step chains exhibiting rust shall be replaced prior to final acceptance COORDINATION Coordinate installation of escalator equipment with integral anchors and other items that are embedded in concrete or masonry for escalator equipment Furnish templates sleeves escalator equipment with integral anchors and installation instructions and deliver to Project site in time for installation Coordinate sequence of escalator installation with other work to avoid delaying the Work Coordinate locations and dimensions of other work relating to escalators including sumps and floor drains in pits electrical service and electrical outlets lights and switches in pits Coordinate and provide hoisting related to escalator installation Coordinate installation of truss cladding and all other work related to the escalator installations Coordinate seismic attac
10. al operating condition The parts listed below shall be made available for inspection by LAWA or its designee Part storage shall be as directed by LAWA 1 Parts required for equipment listed under Section 14 31 00 Parts inventory shall be maintained throughout the Warranty Maintenance period and five year contract maintenance period after which parts will become the property of LAWA a Escalators 5 Complete Steps 4 Stop Switch Covers with hardware 10 each Left Right and Center Step 2 Key Switches each kind Treads Inserts 15 Comb plate Segments each kind 17 Step Rollers and Flanges 7 Step Axel Sets 1 Matched Pair Step Chains Longest Unit Motor Starters each size LH Electric Interlocks each size RH Electric Interlocks each size Circuit Breakers each size NNa Handrail Inlet Brushes Handrail Tension Rollers Sets Start Contacts each size Stop Switches 0 10 Sections skirt deflection brushes Sets Gear Box Gaskets and Shims 1 Reverse Phase Relays Automatic Lubrication Reservoir 1 Transformers Sets Skirt and Emergency Switches 2 Step Chain Oilers 2 7 FPwWnNnNnNnr bd 1 6 QUALITY REQUIREMENTS A Installer Qualifications Escalator manufacturer or manufacturer s authorized representative who is trained and approved for installation of units required for this Project B Source Limitations Obtain escalators and elevators moving walks specified in other sections through one source from a single manuf
11. all provide an installation and user s manual Warranty a The supplier shall warrant the motor controlling device for a period of two years from the date of sale F Wellway Equipment 1 ESCALATORS 14 31 00 13 Truss Steel truss to safely carry entire load of escalator including all components full capacity load and weight of exterior truss and balustrade covering material not to exceed 10 Ib p s f Provide factor of safety per Code Provide clearly identified exterior cladding support attachment locations on exposed sides and bottom of the entire length of truss Escalator intermediate support points shall be provided by installer where required Submit details and calculations Provide mounting angles Truss shall be designed to be accommodated by the existing wellway dimensions Truss Extensions Provide truss extensions at upper and or lower landings as required and or as shown contract drawings Noise and Vibration Control Provide sound isolation within truss as required to limit noise levels relating to escalator equipment and its operation to no more than 60 dBA measured 3 0 above escalator at any point of its length Drip Pans Oil tight steel pans with sufficient strength to withstand weight of workmen entire width and length of truss Fabricate all oil pans chutes etc shall be fabricated of galvanized steel Step Tracks Construct from steel Tracks shall be bolted sections including transitions to facili
12. ay be archived The system shall store traffic fault and statistical data for a period of at least three years The system shall log error type car number floor position and major system status points whenever a fault or logged event occurs The system shall provide interactive control of certain features provided in the escalator control system These features may be revised as the requirements of the building change Some of these interactive controls may include but are not limited to tandem operation individual safety switches remote start stop feature etc In the case of a power failure the system shall be capable of connecting to emergency power back up unit The loss of power shall not affect any stored data The system shall have the capability to detect the loss disconnect of any individual unit from the monitoring system by periodically polling all units to ensure that normal communications between the unit s and the terminals server are maintained The system will automatically re boot the program and continue to operate after a power loss or other system malfunction Monitoring Equipment The monitoring equipment shall have these minimum characteristics Monitoring Station Hardware Provide a minimum of two Monitoring Stations 1 Central processing unit IBM compatible microcomputer desk top or mini tower multiple machine rooms or lobby displays 2 Type Pentium or most current high performance processor 3 S
13. connections b Operate on any TCP IP based network system including but not limited to an Ethernet Token Ring Arc Net Lift Net etc c Expansion capability to add unlimited number of monitoring terminals on the network d Monitoring terminals shall operate peer to peer or with a single client server Failure of a single network device shall not affect the operation of the remainder of the system e Complete backup of system data shall be accomplished at any single terminal server location f Display multiple banks including multiple buildings on a single monitoring terminal screen Monitoring Display The system shall be capable of simultaneous monitoring of at least five hundred units on a single monitoring station utilizing a graphical representation of a plan view of the facility Each escalator shown on the plan view shall be individually displayed and shall be visible on the monitoring system display terminal without the need to scroll Each individual unit when operating normally shall be displayed in green In the event of a malfunction of any individual unit the unit shall be displayed by a red blinking light on the monitoring system display Units which are intentionally placed out of service shall be shown as yellow in the display mode When malfunctioning units or units intentionally placed out of service are returned to normal operation the graphical representation for that unit s shall automatically return to
14. ed on preset times of day i e different shifts The system shall be capable of sending text messages to full text pagers in addition to supporting standard DTMF pagers ESCALATORS Revised 12 2011 14 31 00 20 Conveying Equipment Guide Specification h Ss l A sa Los Angeles World Airports 10 Remote Access Feature The monitoring system shall be capable of allowing approved individuals under multi level password control to access all system features via the local area network internet or via modem over the public telephone network to review the performance of the equipment or to evaluate a fault condition The remote access feature shall be integrated into the monitoring system and shall not use third party remote control software products 11 Data Transmission to Central Support Location The system shall be capable where desired of transmitting fault car usage and other data to a remote service desk or other office location for further processing technician dispatch or other purposes The data may be transmitted via the local area network internet or via modem over the public telephone network Seismic 1 Provide per ASME A17 1 2004 and CCR Title 8 Group IV requirements Provide all conduit and wiring for seismic switches PART 3 EXECUTION 3 1 A 3 2 EXAMINATION Examine escalator areas with Installer present for compliance with requirements installation tolerances and other conditions affecting perfor
15. green The user shall have the ability to display additional information such as the cause of fault alarm for all units by selecting the unit with a mouse click from the plan view of the facility All monitored units shall be visible from any monitoring terminal on the network Entry into the network shall be multi level password protected System Capabilities a The system shall be capable of real time display of all monitored status points on all monitored equipment Fault and event notification screens and audible alarms shall be immediately displayed on selected monitoring stations Different fault and event tables shall be defined on a per bank basis The system shall collect and store all status fault and event information for later reporting and analysis The system shall provide statistical analysis of hall call response times traffic patterns fault conditions service logs and security usage in graphical and tabular format b The system shall maintain a record of every status point change occurring on the monitored equipment and provide the ability to replay these events in a simulation at a later time in real time slow speed and single pallet reverse or fast forward Revised 12 2011 Conveying Equipment sa Los Angeles World Airports Guide Specification gz ESCALATORS 1431 00 18 This information shall be retained for a period of at least twenty six weeks and a mechanism shall be provided whereby this information m
16. he mounting hardware and enclosure shall be rated NEMA 1 for indoor installations and NEMA 4 for exterior installations rated and specifically designed for ease of installation in escalator applications 6 Control voltage Connection ESCALATORS Revised 12 2011 14 31 00 12 Conveying Equipment sa Los Angeles World Airports Guide Specification gz 10 11 12 a The motor controlling device shall not require an external dedicated power source to operate and shall operate based on existing line serving the escalator Discrete Inputs and Outputs a The motor controlling device shall have one input connection that controls the starting and stopping of the motor The motor controlling device shall have two output contacts to provide the run and fault status of the motor controlling device Motor Control Functionality a The motor controlling device shall provide a timed soft start with a start up time range of 0 to 10 seconds or more to appropriately integrate with other motor starters and reduce the mechanical stress on the escalator system during the starting of the motor Heat Sink Material a The motor controlling device shall utilize a metal heat sink material to dissipate operating heat without requiring external cooling devices Submittal Requirements a The supplier shall provide motor controlling device drawings including schematic wiring diagram and mounting dimensions Deliverables a The supplier sh
17. hment with structural design INSTALLATION CONTRACT ACCEPTANCE WARRANTY INTERIM SERVICE AGREEMENT AND SERVICE AGREEMENT Warranty The Contractor shall warrant in writing that all equipment manufactured and installed under this Contract be free of defects in design materials and workmanship under normal use and service Warranty for a period of twelve 12 months Defects in design materials and workmanship shall be repaired or replaced with all materials and labor at no additional cost to LAWA Warranty Work Defects shall include but not be limited to noisy rough or substandard operation failures loose damaged and missing parts and fluid leaks In addition to the Warranty 1 Contractor shall provide concurrently with each Warranty Period a 1 Year Preventative Maintenance PM service for all units 2 Beginning one year after the Contract Completion Date the Contractor shall provide a 5 Year Extended Preventative and Routine Maintenance Service Agreement SA per Section 14 20 00 3 7 2 and Exhibit A for all units installed in this Contract 3 The 5 year SA period shall be executed in strict compliance with all of the terms and conditions set forth in Exhibit A Exhibit A Upon conclusion of the SA the parties may mutually agree to extend the SA for an additional sixty 60 months via a renewable option Option ESCALATORS Revised 12 2011 14 31 00 6 Conveying Equipment G
18. ith synchronized step and handrail operation and speed in either direction of travel Units shall be designed to operate twenty four hours per day seven days per week D Machine Room Equipment 1 Drive Motor The driving motors shall be AC induction motors with solid state closed transition starting starters Voltage 480 V A C 3 phase Frequency 60 Hertz a b c d The motors shall be totally enclosed with external cooling fins The motor protection class shall be equivalent to IP 55 Insulation group F Driving motors and motor switch gear shall provide a smooth start The motor shall be designed for continuous operations under a load as follows 1 1000m wide step with a load of 300 Ibs per step on the incline 2 Controls and Safety Devices a Operating Controls 1 Escalators shall have key operated switches accessible at both upper and lower landings located on the exterior deck above the newel base Alternate locations may be used subject to approval by the Authority 2 Each keyed switch shall be clearly and permanently labeled including starting and direction selection 3 Interlocks shall be provided to bring the escalator to a smooth stop in either direction of travel before a change of direction may be made Safety Devices 1 Safety devices include but are not limited to those which are required by the latest edition of ASME A17 1 2 A lockable stop switch or disconnect shall be provided in bo
19. ks components from a single source Where equipment or operation varies from those described the manufacturer shall provide a complete description of those variations as required under Section 14 20 00 VERTICAL TRANSPORTATION GENERAL Article QUALITY ASSURANCE paragraph Contractor Statement Testing and Inspections Refer to Section 14 20 00 Vertical Transportation General ESCALATORS Revised 12 2011 1431 00 2 Conveying Equipment Guide Specification h Ss l A sa Los Angeles World Airports 1 5 w SUBMITTALS Scaled Layouts Fixtures barricades etc Design Information Indicate equipment lists reactions and design information on layouts Product Data Include capacities sizes performances safety features finishes and similar information Delegated design Submittal for installed products indicated to comply with performance requirements and design criteria including analysis data signed and sealed by the qualified professional engineer responsible for their preparation Shop Drawings Show plans elevations sections and details indicating coordination with building structure and relationships with other construction Indicate variations from specified requirements maximum loads imposed on building structure at points of support and power requirements Indicate access and ventilation for escalator machine space Provide at scale of 1 4 1 0 1 Load assumptions for maximum loads imposed on trusses requiring
20. l 6 Maintenance Drive Unit Means shall be provided for reduced speed maintenance operation that shall be controlled by a manual handset When operated the escalator shall run in the direction selected at a speed of not more than 25 of rated speed This speed shall be maintained when steps are removed for servicing Escalator operation shall be continuous so long as an up or down button on the handset is being pressed The handset shall be a ten foot retractable type cord with a plug connector When plugged into receptacle there shall be no means of operating or running the escalator except by the service handset Receptacles shall be located in both the upper and lower pits 7 Step Drive Assembly Direct or indirect drive Machine sprockets at each side over which step chains or step chain rollers shall pass and transmit motion from machine to steps If indirect chain drive is used between machine and drive sprocket provide emergency brake on drive assembly to automatically set if drive chain fails Provide roller type sealed bearings 8 Stop Switch Per Code ESCALATORS Revised 12 2011 1431 00 11 Conveying Equipment Guide Specification ES Los Angeles World Airports E Escalator Power Saving Control 1 Certifications a The motor controlling device shall be certified to meet US elevator escalator code ASME A A17 5 and CSA B44 1 standard for industrial control equipment as well as CE for the European Standard 2s Performa
21. ll not be permitted Comply with ASME A17 1 Section 6 1 Rules 6 1 3 3 2 and 6 1 3 3 3 Fasteners Provide bolts nuts washers screws rivets and other fasteners necessary for the proper erection and assembly of the moving walk work Fasteners shall be compatible with materials being fastened Welding Materials Comply with AWS D1 1 Sealants Joint Fillers and Primers Sealants joint fillers and primers internal to the moving walk systems shall be as selected by the moving walk manufacturer Perimeter sealants joint fillers and primers are specified under Section 07920 JOINT SEALANTS Paint and Corrosion Protection Each moving walk shall have the following minimum corrosion protection COMPONENTS General Provide high traffic transit type escalators complying with requirements Unless otherwise indicated provide heavy duty components required by the American Public Transportation Association APTA Guidelines and as required for a complete escalator Performance 1 Step Speed Unit shall be capable of operating at contract speed under any loading condition in either direction of travel The no load to full load speed shall not vary in excess of 4 of the rated speed 2 Handrail Speed Consistent with step speed Operation ESCALATORS Revised 12 2011 1431 00 8 Conveying Equipment sa Les Angeles World Airports Guide Specification gz 1 Each unit shall be capable of operating smoothly and quietly at rated speed w
22. mance Examine supporting structure machine spaces and pits verify critical dimensions and examine conditions under which escalators are to be installed 1 Proceed with installation only after unsatisfactory conditions have been corrected 2 For the record prepare written report endorsed by Installer listing dimensional discrepancies and conditions detrimental to performance or indicating that dimensions and conditions were found to be satisfactory INSTALLATION Comply with manufacturer s written instructions Set escalators true to line and level properly supported and anchored to building structure Use established benchmarks lines and levels to ensure dimensional coordination of the Work Adjust installed components for smooth efficient operation complying with required tolerances and free of hazardous conditions Lubricate operating parts including bearings tracks chains guides and hardware Test operating devices equipment signals controls and safety devices Install oil drip pans and verify that no oil drips outside of pans Repair damaged finishes so no evidence remains of correction work Return items that cannot be refinished in the field to the shop make required repairs and refinish entire unit or provide new units as required ESCALATORS Revised 12 2011 14 31 00 21 Conveying Equipment Guide Specification h Ss l A sa Los Angeles World Airports 3 3 FIELD QUALITY VERIFICATION A Comply with requi
23. minimum 3 8 Flexible conduit exceeding 18 in length shall not be used Step Chains Steel links with hardened pins connecting adjacent steps and engaging drive sprockets Pins shall have a minimum diameter of 5 8 Provide polyurethane roller assemblies with sealed bearings A shielding device shall be provided to protect chain track guides and rollers against water dirt and debris Escalator design shall permit chain inspection and operation while unit is running with steps removed Roller shall be a minimum of 4 in diameter Step Chain Tension Carriage Spring tensioning device to take up chain slack and maintain constant tension Step Assembly Single piece die cast aluminum fastened to the step chain axles Step rollers shall have sealed bearings and be tired with synthetic composition material Treads and riser shall be cleated Steps shall be covered on the underside with sound deadening material Steps shall be removable from unit without disassembly of balustrade or decking Provide renewable step demarcation inserts on rear edge of each step tread and both sides of each step tread Paint step tread and riser black between machined surfaces of cleats Fire Protection a Escalators shall be constructed of noncombustible materials as defined in ASTM A136 throughout with the exception of handrails handrail rollers chain step wheels and electrical equipment b Handrails shall have a flame spread rating of seventy six to two h
24. nce a The supplier shall provide documented proof that the motor controlling device has been tested on an escalator by at least one electric utility in the United States of America and shown positive energy savings test results Furthermore the supplier shall provide documented proof that the electric utility approved the motor controlling device for an energy efficiency rebate if applicable b The motor controlling device shall continually monitor motor and be able correct energy requirement within 8ms and be able to respond to a 50 change in load within 1 second without changing the speed of the motor by over 0 5 The motor controlling device shall be able to provide full power to a motor without using more than 0 5 more energy that an electrical mechanical motor starter 3 Equipment Manufacturer Acceptance a The supplier shall show broad industry acceptance of the motor control device by documenting that all major escalator service providers including Otis Elevator KONE Inc Schindler ThyssenKrupp and Mitsubishi Electric have experience installing such device on an escalator 4 Functions a The motor controlling device must include the following functions b Overload Current Protection c Over Voltage Protection d Under voltage Protection e Over Current f Under Current g Phase Loss h Reverse Direction S C R Failure j o j Fault logging capability k Remote monitoring capability 5 Mounting Hardware a T
25. nd access floor plate without visible manufacturers name or logo J Signal and Control Fixtures 1 Provide upper and lower newel or stanchion mounted operating stations Mount on right side when facing unit Match deck finish Function and operating positions of switches and buttons shall be identified with engraved characters which are readily visible from a standing position Each station shall contain the following a Red emergency stop button The button shall be covered with a transparent cover which can be readily lifted or pushed aside When the cover is moved an audible warning signal shall be activated The signal shall have a minimum sound intensity of 80 dBA at the button location b The cover shall be engraved EMERGENCY STOP MOVE COVER or equivalent legend i e LIFT COVER SLIDE COVER etc and PUSH BUTTON EMERGENCY STOP shall be in letters not less than 1 2 13mm high Other required wording shall be in letters not less than 3 16 4 8mm high The cover shall be self resetting Cc Key switch to start unit d Key directional control switch e Speed selection switch K Signs 1 Landing Signs Provide caution signs at top and bottom landings per Code Provide engraved stainless steel plate with material and finish to match decking and comply with Code coloring requirements L Environmental Requirements 1 General Escalators shall be capable of operating with full specified performance capabilit
26. on a per unit basis d Run time Vs Down time 8 Interface to Third Party Building Management Systems The escalator monitoring system shall be capable of interfacing and exchanging data with a variety of third party building management systems such as Siemans Landis amp Staefa Johnson Controls SCADA and others Information shall be exchanged by Modbus protocol open protocol or other suitable methods as required Integration to FMS a Provide one summary alarm point to the FMS for each escalator and escalator being monitored Coordinate with LAWA to identify which functions monitored by the system for each escalator and escalator will activate the summary alarm message b Coordinate message format with LAWA and the FMS contractor The message shall include the escalator and escalator number and location at a minimum c Communications from the escalator and escalator MDS server workstation to the FMS server workstation shall be over the LAWA IT Infrastructure IP network d Coordinate message protocols with the FMS contractor Provide software programming to communicate messages to the FMS 9 Paging Feature The monitoring system shall be capable of paging a service technician or other personnel based on pre defined parameters of escalator faults or conditions The paging system shall provide the ability to page multiple numbers determined by the type of event triggering the notification and shall be able to page different numbers bas
27. peed most current high performance 4 Internal hard drive adequate storage for three years data for entire system 5 Modem most current high performance 6 Display monitor 19 20 LCD flat panel color capable of simultaneous display of all monitored units T Printer current HP Color Desk Jet Series 8 Keyboard MS Windows compatible 9 Mouse MS Windows compatible 10 Power requirements 90 230 Volts AC 50 60Hz 8A Machine Room Hardware Retained Control 1 Controller interface panels shall utilize high quality printed circuit boards 2 Input voltage range 5 250V AC DC 3 Compatible with all types and makes of controllers 4 Operating temperature range 45 112 degrees Fahrenheit 5 Humidity range 10 85 non condensing 6 Modular design capable of future expansion 7 Power requirements 90 230 VAC 50 60Hz 3A 8 The following electrical specifications for interface circuitry shall apply a Input circuit loading lt 2 ma b Input impedance gt 1 5 Megohm 100VDC c Inputs Optical isolation gt 3500 VRMS 1 sec Revised 12 2011 Conveying Equipment sa Los Angeles World Airports Guide Specification gz ESCALATORS 1431 00 19 d Outputs Relay form C contact rated 1 3 HP inductive 3A 250VDC Monitoring Station Operating System Software 1 2 MS Windows 2000 Pro XP Pro or later MS Windows 2000 Server or later Network requirements a b c d e
28. performance requirements of the equipment shall be borne by the Contractor g All other services as required by Section 14 20 00 3 7 2 and Exhibit A 1 10 MAINTENANCE SERVICE A Comply with requirements in Section 14 20 00 3 7 2 Vertical Transportation General Section 14 21 00 and Exhibit A PART 2 PRODUCTS 2 1 MANUFACTURERS A Comply with requirements in Section 14 20 00 3 7 2 Vertical Transportation General 2 2 MATERIALS A Structural Steel 1 Rolled Steel Sections Shapes and Rods ASTM A36 2 Tubing a Cold Formed ASTM A500 ESCALATORS Revised 12 2011 143100 7 Conveying Equipment Guide Specification h Ss l A sa Los Angeles World Airports 2 3 w b Hot Formed ASTM A501 3 Sheet Steel ASTM A446 grade B zinc coated Stainless Steel ASTM A 240 A 240M Type 304 1 Satin Finish No 4 directional satin Aluminum Castings and Extrusions 1 Castings ASTM B108 alloy and temper as required to meet the strength and performance requirements 2 Extruded Aluminum ASTM B221 Alloy 6061 or 6063 T6 Finish Commercial mill finish Clear Tempered Glass ASTM C 1048 Condition A uncoated surfaces Type 1 transparent glass flat Class 1 clear Quality q3 glazing select Kind FT fully tempered 12 0 mm thick After tempering heat soak 100 of all fabricated glass units to European Union Standard EN14179 to eliminate inclusion related glass breakage Statistical heat soaking sha
29. quipment system subsystem or material and services applicable to the escalator provided All of the above referenced shall be provided as it pertains to the original installation and for a period of twenty 20 years after final acceptance of the last escalator provided under any ESCALATORS Revised 12 2011 14 31 00 4 Conveying Equipment Guide Specification ES Los Angeles World Airports contract The referenced material shall be provided within thirty days of publication or internal distribution by the escalator manufacturer The material even if labeled PROPRIETARY shall be delivered to the Authority without prejudice or delay and at no additional cost 1 Provide all material on CD ROM in a format approved by the Authority P Material Safety Data Sheets MSDS MSDS and product data sheets shall be submitted with an index listing each product along with the application method of the product approximate quantity of product per escalator and the component the product is applied to or associated with The contractor shall allow six 6 weeks for review of MSDS Q Spare parts and replacement parts list Contractor shall maintain at a minimum a local on site parts inventory for use solely on this Contract Parts not listed below including balustrades decks skirt panels handrails and signage shall be available via overnight air delivery Inventory shall include lubricants light bulbs etc necessary to maintain equipment in origin
30. rements in Division 14 Section Vertical Transportation General 3 4 DEMONSTRATION A Engage a factory authorized service representative to train LAW A s maintenance personnel to operate adjust and maintain escalators B Check operation of escalators with LAW A s personnel present and before date of Completion Determine that operation systems and devices are functioning properly C Check operation of escalators with LAWA personnel present not more than one month before end of warranty period Determine that operation systems and devices are functioning properly 3 5 ESCALATOR SCHEDULE A Number Required B Unit Numbers C Location D Vertical Rise E Lengths As required by the escalator manufacturer 1 Provide two flat steps at top and bottom for each escalator F Step Width 40 1000 m G Maximum Speed 100 feet minute 50 m s H Power Characteristics 480 Volts 3 Phase 60 Hertz END OF SECTION 14 31 00 ESCALATORS Revised 12 2011 14 31 00 22 Conveying Equipment
31. repair information available to manufacturer s and Installer s maintenance personnel ESCALATORS Revised 12 2011 14 31 00 3 Conveying Equipment Z gz Guide Specification Los Angeles World Airports L Inspection and Acceptance Certificates and Operating Permits As required by authorities having jurisdiction for normal unrestricted escalator use M Rigging Installer shall submit a rigging plan for approval Any use of existing building structures shall be reviewed and approved by a structural engineer N Operating and Maintenance Manuals Prior to completion of the installation contractor shall submit six complete sets of Operation and Maintenance manuals for approval After LAWA approval and prior to the beginning of acceptance testing six 6 sets of the approved manuals shall be provided by the Contractor The manuals shall include the following 1 Complete table of contents 2 Complete instructions regarding operation and maintenance of equipment including disassembly and assembly of drive system handrail drive assembly and track system Included will be complete and illustrated exploded views of all assemblies as well as a complete and illustrated exploded view for identifying all system parts 3 Complete nomenclature of replaceable parts part numbers current cost and warehouse location If product source is another vendor contractor shall include name and address of the other vendor 4 Sample copies of a preventive
32. s i The main control switchgear of an escalator shall contain at least the following devices 1 Lockable main switch thermal and magnetic motor protection starter for up and down travel hour counter auxiliary contactors phase failure device phase sequence monitor and ground fault monitor 2 The controller cabinet shall contain a permanently mounted fault indicator board with indicator lights Fault data shall also be displayed at the newel Each group of safety devices shall be connected to one signal lamp 3 The indication shall be locked automatically Reset shall be done by a separate switch installed in the controller The emergency stop shall not be locked 4 All terminals shall have identification markings and all cables shall be provided with cable markers 5 The controller shall be equipped with an AC induction motor reduced voltage starter installed in line between the standard type contactor and the drive motor The starter shall be solid state capable of starting motors Revised 12 2011 Conveying Equipment Guide Specification ES Los Angeles World Airports smoothly and gradually reducing inrush current and mechanical shock upon start up Adjustable settings for accelerating time and starting torque shall be provided The starter shall also contain auxiliary contacts and a thermal overload relay for motor protection 6 Maintenance Receptacles Electric power receptacles shall be furnished and installed in
33. tate maintenance and replacement if required Track sections including transitions shall be factory installed and aligned to insure smooth quiet operation of Revised 12 2011 Conveying Equipment ESCALATORS 14 31 00 14 Guide Specification ES Los Angeles World Airports 10 11 running gear under all conditions The individual track section together with transition section step chain tension carriage main drive shaft and handrail drive shaft shall form a fully independent assembly The rolling surface of the track be a minimum thickness of 3 mm Guiding System The guiding system for the step chains and step wheels shall be of zinc plated or galvanized steel profiles with smooth and even running surfaces and with the joints cut diagonally to the running direction The guide profiles shall not be welded together at the joints A second continuous guiding profile shall be provided above the step chain rollers so that the step chains are positively guided in the area of the escalator open to passengers Electrical Wiring a Conductors Copper throughout with individual wires coded and all connections identified on studs or terminal blocks Type SO cable may be utilized for wiring conducting 30 volts or less per NEC 620 21 b Conductors 31 Volt RMS or greater Provide conduit junction boxes connections and mounting means per requirements of Division 16 Provide painted or galvanized steel or aluminum conduit Conduit size
34. th pits of escalators 3 Provide skirt deflection devices brushes Provide dual profile brushes with anodized aluminum receptacles Align joints with skirt panel joints A fault finding device shall be provided in the newels capable of producing indications of the following data 1 Date time and cause of escalator stoppages 2 The fault indication shall remain visible until reset by an authorized person 3 Data shall be transmitted to a remote monitoring location 3 Brake Operation Safely decelerate stop and hold rated load per Code requirements Brakes shall stop escalator operating in the down direction at a rate not greater than three feet second second 4 Controller Wire to identified terminal block studs Identifying symbols or letters identical to those on wiring diagrams permanently marked adjacent to each component on the controller Enclose all components in steel cabinet removable from machine room for ease of access to switches and wiring Provide mainline circuit breaker and means to ESCALATORS 143100 9 Revised 12 2011 Conveying Equipment sa Los Angeles World Airports Guide Specification gz ESCALATORS 1431 00 10 protect against overload and single phasing Controller shall be labeled with rated load and speed braking torque manufacturer serial number and LAWA numbers Locate controller remote if available space is not sufficient in upper or lower pit Controller a The escalator control eq
35. uide Specification ES Los Angeles World Airports C The Contract Warranty PM Interim and SA services shall include all services necessary to maintain the equipment in proper working order for use at a major international airport including but not limited to 1 Tasks a Inspection of completed installation and periodic testing to maintain elevators in completely operable like new condition b Provide preventative maintenance on escalators for a minimum of four 4 hours each month Total On Site Time Provide monthly documentation of the same to LAWA c Periodic lubrication of parts and equipment components as per OEM s recommendation Charts are to be provided for each escalator indicating when services are provided d Perform work without removing escalators from service during peak traffic periods determined by LAWA as 7 00 a m to 10 30 p m daily e Provide twenty 24 hour emergency service during the maintenance period consisting of a prompt response within 30 minutes to emergency request by telephone or otherwise from LAWA or designated representative if an escalator is inoperable or in case of injury entrapment or potential injury to persons f Unlimited regular time callbacks are included with a required response time of one 1 hour Regular time will be Monday through Friday 8 00am to 4 30pm exclusive of holidays Overtime Premium time call backs originating from an operational error related to the
36. uipment shall contain diagnostic capabilities as required for the ease of complete maintenance The diagnostic system shall be an integral part of the controller and provide user friendly interaction between the service person and the controls All such systems shall be free from decaying circuits that must be periodically reprogrammed by the manufacturer b Switch gear shall be mounted in NEMA 4X cabinets with labeled terminal strips c The main controller shall use an Allen Bradley SLC5 03 Programmable Logic Controller PLC or approved equal to control and monitor the status of the escalator The PLC shall be designed to communicate over Ethernet or approved equal d The PLC racks shall provide space for two future single slot modules e The PLC in the remote control panel shall also have hardware and firmware provisions to communicate with interactive operator interface monitor f The PLC shall store the last 99 faults accessible via laptop connection panel view or remote communications g Provide a copy of all working programs on approved computer medium as well as a printed program listing h The Programmable Controller shall have one dedicated serial port which supports RS 232 C signals It shall be accessible in ladder logic and provide support for Point to Point and Lift Net Slave SCADA communication protocol systems Alternatively it must be usable for programming purposes or for access to remote programmers via modem
37. undred when tested in accordance with ASTME 84 c Bearings shall be rated for an AFBMA L10 life as specified under a fluctuating bearing load All bearings shall have basic dynamic load ratings Revised 12 2011 Conveying Equipment Guide Specification ES Los Angeles World Airports G Handrails 1 Construction Laminated canvas and rubber running on brass bronze or steel guides Handrail shall be spliced and vulcanized with smooth joint Handrail shall be driven at the same speed as the steps Provide tensioning device and slack tension switch H Balustrade 1 Interior Panel Reinforced 14 gauge stainless steel 2 Skirt Panels Reinforced 14 gauge metal Install to maintain clearance of step treads to skirt of not more than 3 16 Extend skirt panel beyond combplates to meet front plates 3 Deck Boards Reinforced 14 gauge metal All deck section joints shall abut to provide a smooth surface to surface connection with curved transition top and bottom horizontal to incline sections 4 Finishes a Interior Panels No 4 stainless steel reinforced vertical panels with section joints vertical to horizontal b Skirt Panels 1 Black low friction material applied to metal panels c Inner and Outer Deck 1 No 4 stainless steel Trim and Moldings Match deck finish 6 Anti Slide Knobs Provide outer high deck configuration of immediately adjacent units with anti slide knobs Finish of knobs to match deck finish 7
38. vice landing TR 26 Skirt obstruction device landing BL 27 Skirt obstruction device landing BR 28 Missing bridge if applicable 29 Disconnected motor safety device Revised 12 2011 Conveying Equipment Guide Specification ES Los Angeles World Airports 30 Pit stop switch T 31 Pit stop switch B 32 Pallet lateral displacement if applicable 33 Tandem operation 34 Cumulative run time 35 Pit high water level Pit Float Switch 36 Drive machine oil temperature 37 Overspeed shutdown at greater than 20 over rated speed 38 Underspeed shutdown at less than 20 under rated speed 39 Truss heater air conditioner 7 Reporting Requirements System shall provide reports in color graphical format both on screen and in printed form capability to conveniently switch from one report type to another and from one bank to another using minimal mouse clicks and key strokes Reports shall be displayed after minimal waiting time Data for all reports shall be continuously recorded and stored Reports shall be displayed by simply selecting a date and time range bank of equipment and report type Date and time range selections shall carry forward from one report selection to the next Reporting functions shall be sub divided into the following categories a Events recorded all status changes in a selected period b Faults recorded all selected faults in a selected period c Faults per day week month fault distribution
39. y while exposed to the following climatic and environmental conditions a Interior installations Escalators shall be designed to operate in a temperature range of plus five to plus one hundred and twenty degrees Fahrenheit dry bulb and all conditions of relative humidity while exposed to airborne dust and debris b Exterior installations Escalators shall be designed to operate while exposed to the natural elements of weather including sunlight rain slush snow and ice all conditions of relative humidity while exposed to salt de icing chemicals airborne dust and debris and corrosive elements and in a drybulb temperature range of minus ten to plus one hundred and five degrees Fahrenheit Exterior installations shall follow APTA Guidelines for material selection protection water diversion and environmental protection ESCALATORS Revised 12 2011 14 31 00 16 Conveying Equipment Guide Specification ES Los Angeles World Airports M Monitoring System 1 ESCALATORS 14 31 00 17 General Provide an interactive system to monitor and manage the escalator equipment units hereinafter called system Data collection data storage and real time monitoring portion of the system shall be based on Microsoft Windows and be able to run on Windows 2000 Pro XP Pro or later operating systems Provide the following features a Network based capable of interfacing with control systems via either serial data link or hardwired interface
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