product user guide
Contents
1. normally supplied with a full tank of pre mixed fluid Temp Range Shoring Fluid Water If the fluid is separately supplied neat in 5 litre orange coloured litres litres containers it should be poured into the pump and cold clean bel 20 ve ce 20 water added according to prevailing temperature conditions 15 15 See table right Protective gloves should always be worn when 10 and below Neat fluid only handling shoring fluid 13 4 Procedure for extending walings to predetermined lengths either prior to assembly into frames or to set an assembled frame to a given size 1 Ensure each waling is set up level and safely on packs just clear of the ground so that it will be free to extend 2 Set the pump control valve to Neutral and ensure air supply valve is open 3 Connect the pump hoses to the ram unit of the waling 4 Open the safety lock off valve on the waling by rotating anti clockwise 5 Set the pump control valve to Extend 6 Watch the waling extend to the required length 7 Shut down the pump by closing off the air supply valve 8 Close the safety lock off valve on the ram unit by rotating clockwise 9 Set the pump control valve to Neutral 10 Disconnect the pump hoses from the ram 13 product user guide mjalblely hires all the support you need title issue issue date SuperShaft Plus May 2012 13 5 Procedure for extending and pressurising walings of a previously installed frame aga2. IT SSP 2 SSP 24 SSP 05 SSPL 10 SSP HYDUNIT SSP 5 SSPL 11 SSP HYDUNIT SSP 5 SSP 05 SSPL 12 SSP HYDUNIT SSP 5 SSP 1 SSPL 13 SSP HYDUNIT SSP 5 SSP 1 SSP 05 SSPL 14 SSP HYDUNIT SSP 7 SSPL 15 SSP HYDUNIT SSP 7 SSP 05 SSPL 16 SSP HYDUNIT SSP 7 SSP 1 SSPL 17 SSP HYDUNIT 5SP 74 55P 14 55P 05 SSPL 18 SSP HYDUNIT SSP 7 SSP 2 SSPL 19 SSP HYDUNIT SSP 7 SSP 2 SSP 05 SSPL 20 SSP HYDUNIT SSP 10 SSPL 21 SSP HYDUNIT SSP 10 SSP 05 SSPL 22 SSP HYDUNIT SSP 10 SSP 1 SSPL 23 SSP HYDUNIT SSP 10 SSP 1 SSP 05 SSPL 24 SSP HYDUNIT SSP 10 SSP 2 SSPL 25 SSP HYDUNIT SSP 10 55P 2 55P 05 SSPL 26 SSP HYDUNIT SSP 10 SSP 2 SSP 1 SSPL 27 SSP HYDUNIT SSP 10 5SP 24 55P 14 55P 05 SSPL 28 SSP HYDUNIT SSP 10 SSP 2 SSP 2 SSPL 29 SSP HYDUNIT SSP 10 SSP 2 SSP 24SSP 05 SSPL 30 SSP HYDUNIT SSP 10 SSP 5 SSPL 31 SSP HYDUNIT SSP 10 SSP 5 SSP 05 SSPL 32 SSP HYDUNIT SSP 10 SSP 5 SSP 1 SSPL 33 SSP HYDUNIT SSP 10 SSP 5 SSP 1 SSP 05 SSPL 34 SSP HYDUNIT SSP 10 SSP 7 SSPL 35 SSP HYDUNIT S5P 10 S55P 7 5S5P 05 SSPL 36 SSP HYDUNIT SSP 10 SSP 7 SSP 1 SSPL 37 SSP HYDUNIT SSP 10 SSP 7 SSP 14SSP 05 SSPL 38 SSP HYDUNIT SSP 10 SSP 7 SSP 2 SSPL 39 SSP HYDUNIT SSP 10 SSP 74SSP 2 SSP 05 SSPL 40 SSP HYDUNIT SSP 10 SSP 10 SSPL 41 SSP HYDUNIT SSP 10 SSP 10 SSP 05 SSPL 42 SSP HYDUNIT SSP 10 SSP 10 SSP 1 SSPL 43 SSP HYDUNIT SSP 10 SSP 10 SSP 1 SSP 05 SSPL 44 Notes 1 The clear internal dimensions shown above do not include any allowance for deflection of the walings under load 2 These wal
3. N 1 No 80 dia Pin 470 2 1 Connector Plate SSP 2 1 CONNPLT SSP EXTPIN 1 No 80 dia Pin SSP EXTPIN Multibrace Intermediate End l Extension or Ram Unit Multibrace Ram Unit product user guide ciosem iia all the support you need title issue issue date SuperShaft Plus May 2012 8 1 Assembly The legs of the brace are made to the correct length range where possible prior to delivery so that only the corners and the corner bracketry need to be connected using 80 dia pins Bailey pins spring retention clips and bolts supplied The lug is a close fit in the clevis so that the legs should be as level as possible during assembly to make it easier to assemble the joint It is worth spending some time on levelling the ground on which the frame is to be assembled lf the legs have to be altered to another range on site i e by adding or removing an extension section the intermediate connection detail is used This consists of 1 No 80 dia pin SSP EXTPIN and 2 No M16 x 100 long retaining bolts SSP M16BOLT and 4 No M30 x 100 long bolts SSP M30BOLT IMPORTANT Before lifting each leg into the excavation 1 Ensure that 1 No 80 dia pin is always fitted at each intermediate connection 2 Ensure that the correct bolt sizes are fitted and that bolts are fully tightened 8 2 Site Connections for Supershaft Plus Waling Corner Connection 2 No SSP M16BOLT SSP EXTPIN Intermediate or End Extension Ram U
4. Plus Connection Details Corner Unit Plate 2 No Bailey Pins 4 No M30 x 100lg 2 No M30 x 100lg Corner Unit m TB O5 bolts GSP M30BOLT bolts GSP MS30BOLT Bracket SSP CORNUNIT Corner Unit Dr J Bracket CCT 2 aL I N SSP CORNUNIT DS Corner Unit Plate Ram Unit amm Stroke a 7 or 2 No M30 x 100lg Eaa End Extension SSP CORNPLT bata 1 No 80 dia Pin SSP M30BOLT Seay No 80 dig pin 1 NO 80 dia Pin fl 2 No Bailey evo nn SSP EXTPIN aii SSP EXTPIN TE Supershaft Plus to Super Shaftbrace Connection Details 2 No M24 x 70 lg 2 No M24 x i 4 No M30 x 100lg 2 No M30 bolts SSBP 008 1 No Bailey Pin 100 la bolt 70lg bolts TB 05 bolts SSP M30BOLT X g DOIS 2 No Corner SSBP 008 SSP M30BOLT Units SSB 015 gore tee tf oA Se Units 9 p mai SSB 01 5 His 1 No 80 dia pin Pin N SSP EXTPIN No 80 dia pin TB 05 665 2 1 Connector Plate sp EXTPIN ae i X SSP 2 1 CONNPLT 1 No 80 dia pin 2 No M24 g SSP EXTPIN x 70 lg bolts SSBP 008 1 No Bailey Pin TB 05 3 2 Connector Plate SSBP 008 SSP 3 2 CONNPLT Super Shaftbrace Intermediate End Extension or Ram Unit Super Shaftbrace Ram Unit Supershaft Plus to Multibrace Connection Details 1 No Bailey 4 No M80 x 100Ig 3 2 Connector Plate Pin TB 05 bolts SSP M30BOLT SSP 3 2 CONNPLT K A oA _ l E 1 No Bailey Read n oe a TAN o Pin TB 05 1 No Bailey Pin TB 05 1 No 80 dia Pin SSP EXTPI
5. Services offer an 8 tonne single leg swivel attachment as part of their hire product range Code SSBA 007 Bearing to bearing length 600mm Weight 11kg Please see User Guide for details product user guide ciosem iam all the support you need title issue issue date SuperShaft Plus May 2012 7 Identification of Components Intermediate Extension _Length L mm Weight Code ___ Length L mm Weight kg Min Max kg SSP 1 558 SSP 125 SSP 2 SSP 5 SSP 7 Note All extensions 2000mm long and above are fitted with shear keys at both ends nd Extension _ Length L mm 3 2 Connector Plate Corner Unit Plate Code SSP 3 2CONNPLT 2 1 Connector Plate Code SSP CORNPLT Si Code SSP 2 1CONNPLT h Size 585 x 345 x 460 mm Size 370 x 280 x 50 mm Weight 116 6 kg Size 535 x 370 x 230 mm ee eae Weight 45 2 kg Weight 16 3 kg a Extension Pin NOTE requires 2 x SSP M16BOLT Corner Unit Bracket Angle Bracket eap Code SSP CORNUNIT Code SSP ANGBRKT Code SSP EXTPIN Length 355 mm Diameter 80 mm Weight 13 kg Size 535 x 420 x 180 mm Size 600 x 600 x 140 mm Weight 20 kg Weight 39 kg product user guide p mlalbjely hires all the support you ne title issue issue date SuperShaft Plus May 2012 Connector Plate Super Bracing Strut to Supershaft Plus Code SBS 031 Size 570 x 340 x 20 Weight 29 2 kg Not Currently Available
6. UTHORISED to take over or direct the installation To Mabey Hire Services Limited From Address Site Tel No Fax No Tel No Fax No Provision of a Mabey Hire Services Demonstrator on site We confirm receipt of your User Information Appendix A and that we would like to request the services of your Demonstrator on date s Signed Name Date
7. cessary to retract the walings in turn by setting the pump control valve to Retract 6 On completion of retraction close off the air supply valve and set the pump control valve to Neutral 7 Close lock off valve in ram unit and disconnect pump hoses from the ram amp Wh a 14 Do s and Don ts 15 DO install the legs of each frame one at atime DO install frames as level as possible DO use restraint chains between each frame to the top of the sheets DO ensure the lock off valves are open prior to pumping DO ensure that the pressure is being held on the rams before closing the lock off valves DO release the pump pressure after closing the lock off valves to ease removal of hoses DO keep the couplers of the hoses dirt free by clipping male and female ends together after use DO NOT attempt to install or remove by lifting complete frames DO NOT over pressurise the system as this can damage the rails DO NOT pressurise a frame with a large gap between the rails and the sheets A packer must be inserted to fill the gap first DO NOT attempt to disconnect a hose until the lock off valve has been fully closed and pressure has been released at the pump DO NOT release ram pressure by depressing or striking the coupler nipple DO NOT use restraint chains as a means of Suspension during installation or removal of the frames General Since our policy is one of continual improvement components may vary in detail from the des
8. criptions given in this publication 13 QUEENIE all the support you need User Information Appendix A Provision of a Mabey Hire Services Site Demonstrator Mabey Hire Services can subject to availability offer the services of a Site Demonstrator However the Customer should note the following A1 The Customers Responsibilities A safe system of work remains the Customers responsibility at all times It is his responsibility to prepare for organise and direct the operation including A1 1 Site induction for the demonstrator A1 2 Preparation of a method statement A1 3 A risk assessment A1 4 Selection of lifting equipment and any other equipemnt required to undertake the work A1 5 Positioning of the crane or lifting appliance A1 6 Banking the crane A A1 8 Assembling the components and installing them po 5 7 Slinging the components A2 Activities which the Mabey Hire Services Demonstrator is authorised to carry out Mabey Hire Services Demonstrator is authorised to A2 1 Assist in indentification of Mabey Hire Services components A2 2 Explain how they fasten together A2 3 Point out slinging points and special methods of lifting as noted in the user information A2 4 Demonstrate how to attach hoses and use pumps to extend retract hydraulic braces A2 5 Draw attention to the content of the user information A2 6 Clarify queries with Mabey Hire Services scheme drawings The Demonstrator is NOT A
9. e for Designers CIRIA Report 97 Trenching Practice CIRIA Special Publication 131 Crane Stability on Site CIRIA Special Publication 95 The Design and Construction of Sheet Piled Cofferdams 5 10 4 British and European Standards BS 6031 2009 Code of Practice for Earthworks BS EN 996 1996 Piling Equipment Safety Requirements BS EN 1997 1 2004 Code of Practice for Foundations BS 5228 1 2009 Code of Practice for Noise and Vibration Control on Construction and Open Sites Noise BS 5228 2 2009 Code of Practice for Noise and Vibration Control on Construction and Open Sites Vibration product user guide mlalbjejy hiren title issue issue date SuperShaft Plus May 2012 6 Sling Warning IF YOU ARE USING A SLING ON AN EXCAVATOR BEWARE WARNING THE FOLLOWING It is very important that a means of allowing the sling to swivel be introduced above the master top ring This will allow the sling and T _ Swivel in particular the master ring to i Attachment turn and align with the load WITHOUT A SWIVEL ARRANGEMENT THE LOAD MAY SEVERELY TWIST THE MASTER RING RESULTING _ IN DAMAGE OR FAILURE n i All lifting accessories attached to the excavator lifting point must hang freely and be free to move at all times TILTING THE HEAD OF THE DIPPER ARM QUICK HITCH UPWARDS MAY PREVENT FREEDOM OF MOVEMENT AND SO TWIST DAMAGE OR FAIL THE LIFTING EQUIPMENT CORRECT INCORRECT Mabey Hire
10. ecurely chained strapped to the lorry 5 10 References 5 10 1 Legislation The Health amp Safety at Work Act 1974 The Management of Health and Safety at Work Regs M H S W 1999 The Construction Design and Management Regulations 2007 The Control of Substances Hazardous to Health COSHH Regulations 1994 The Lifting Operations and Lifting Equipment Regulations LOLER 1998 The Provision and Use of Work Equipment Regulations PUWER 1998 Work at Height Regulations 2005 Noise Manual Handling 5 10 2 HSE Guidance Health and Safety in Construction HSG150 rev A Guide to Managing Health and Safety in Construction ISBN O 7176 0755 0 Health and Safety in Excavations Be Safe and Shore HSG185 Safe Work in Confined Spaces Regulations Approved Code of Practice and Guidance L101 Five Steps to Risk Assessment INDG 163 Excavators Used as Cranes Guidance Note PM42 5 10 3 Other Guidance CPA Guidance safety in Shoring The Proprietary Shoring and Piling Equipment Manual CPA STIG Guidance STIG 0201 Selection of Proprietary Shoring Equipment CPA STIG Guidance TIN 203 The Use of Restraining Chains to Support Shoring Equipment CPA STIG Guidance TIN 204 The Correct Use of Lifting and Other Attachment Points for Shoring Equipment CPA Safety Guidance Risk Assessment SG 003 CPA Guide Ref No SGO01 3 Guidance on Lifting Operations in Construction When Using Excavators CIRIA Report R166 CDM Regulations Work Sector Guidanc
11. ensions of second frame in excavation and assemble safe working must be maintained 9 Attach restraint chains between second frame and the top of the sheets piling 10 Connect hydraulics and individually pressurise all lower frame ram units to 500 p s i close lock off valves and remove hydraulics 11 Push sheets down to give toe in required and complete dig NOTE 1 This method requires operatives working in the excavation and the contractor must ensure safe working conditions at all times 2 See Page 11 for notes on use of restraint chains product user guide G EREMii all the support you ne title issue issue date SuperShaft Plus May 2012 NOTE SUPERSHAFT PLUS EQUIPMENT IS NOT INTENDED TO BE INSTALLED OR REMOVED IN COMPLETE FRAMES BUT ONLY AS DESCRIBED BELOW I E ONE LEG AT A TIME 9 2 METHOD 2 Installation of 2 frames by crane and excavator fully driving sheets piling with piling hammer Use the crane for lifting and driving operations and the excavator for digging operations 1 Fully drive sheets piling using a piling hammer 2 Remove piling guide and excavate to first frame level 3 Weld angle brackets to the piling if required to support the frame 4 Place each extension in excavation and assemble the frame 5 Connect restraint chains 6 Connect hydraulics and individually pressurise all ram units to 500 p s i close lock off valve and remove hydraulics 7 Dig through to nex
12. ing deflections are listed separately above and generally it will be necessary to increase the clear internal dimensions by twice the appropriate waling deflection 3 Items denoted N A in the table Not Applicable 12 product user guide ciosem ailieg all the support you need title issue issue date SuperShaft Plus May 2012 13 Mechanical Pump Details and Procedures for Extending Retracting Walings 13 1 Introduction It is advisable before commencing installation to read the notes below to become familiar with the procedures involved The diagram below shows the pump control gauge hose connections and safety lock off valve referred to in the procedures Fluid Pressure Gauge 13 2 Preliminaries 1 Check there is sufficient of the correct Mabey Hire Services shoring fluid in the tank Only Mabey Hire Services shoring fluid should be used Set the pump control valve to Neutral Connect the pump to a suitable air supply 100 p s i at 14 cu ft min secure the air supply hose to the pump using the whip check hose and open air supply control valve on pump Purge the hoses of air To do this connect the hoses together and run the pump for a few seconds with the control valve set to Extend When satisfied that any air has been expelled set the pump control valve to Neutral 5 At no time must the pump be left operating whilst unattended gt e WN 13 3 Mabey Hire Services shoring fluid The pump is
13. inst the sheets of an excavation Ensure all restraint chains are in place and the frame is level Set the pump control valve to Neutral and ensure air supply valve is open Connect the pump hoses to the ram unit of the first waling Open the safety lock off valve by rotating anti clockwise Set the pump control valve to Extend Watch the waling extend until the pump gauge starts rising indicating that the frame is beginning to push against the sheets Allow the pressure to build up to 500 p s i corresponding to a waling load of about 9 tonnes Shut down the pump by closing off the air supply valve Check that the hydraulic pressure is being maintained on the gauge oahoan NOTE DO NOT MOVE THE PUMP CONTROL VALVE TO NEUTRAL AT THIS STAGE AS THIS WILL SIMPLY RELEASE THE PRESSURE 8 Close the safety lock off valve by rotating clockwise 9 Set the pump control valve to Neutral 10 Disconnect the pump hoses from the ram 11 Repeat steps 3 10 for each waling of the frame in turn 13 6 Procedure for releasing walings and retraction Ensure the waling is secured against dropping before setting about releasing Set the pump control valve to Neutral and open the air supply valve Connect the pump hoses to the ram unit of the waling Slowly open the safety lock off valve to release the hydraulic fluid pressure and allow fluid to flow back through the pump 5 To release frames it will be ne
14. nit Inner gt iw AY JA No SSP M30BOLT Pa YW N SSP CORNUNIT 2 No TB 05 with R Clips 7 SSP CORNPLT Intermediate Connection SSP EXTPIN 4 No SSP M30BOLT 2 above 2 below Intermediate Extension or Ram Unit 8 product user guide m alblely mam all the support you need title issue issue date SuperShaft Plus May 2012 9 Typical Sequence of Sheet and Frame Installation NOTE SUPERSHAFT PLUS EQUIPMENT IS NOT INTENDED TO BE INSTALLED OR REMOVED IN COMPLETE FRAMES BUT ONLY AS DESCRIBED BELOW I E ONE LEG AT A TIME 9 1 METHOD 1 Installation of 2 frames by excavator without piling hammer placing one leg ata time WARNING Refer to safety information on page 4 regarding excavators being used for lifting operations 1 Fully excavate to first frame level 1b Alternatively excavate slit trench only to first frame level 2 Place each extension in excavation and assemble the frame Connect hydraulics and pump frame out to correct dimension Remove hydraulics 3 Using the frame and excavated face as a guide place sheets and using the relevant drive cap drive with excavator bucket as far as possible 4 Connect restraint chains as per scheme drawing 5 Connect hydraulics and individually pressurise all frame ram units to 500 p s i close lock off valves and remove hydraulics 6 Dig through to next frame position and push sheets down 7 Reposition restraint chains as necessary 8 Place ext
15. or lifting operations refer to safety information on Page 4 If the walings are to be lifted into the excavation then the appliance should be located a safe distance from the edge of the excavation and the lifts and radii checked against the safe lifting capacities of the appliance A surcharge for the excavator must have been allowed for in the excavation brief design In this booklet it is assumed that the frames will be lifted into the excavation one leg at a time and assembled in the excavation Likewise for removal it is assumed that the frame will be dismantled in the excavation and the legs removed one ata time See pages 9 and 10 for further details 5 4 Small Plant Tools and Lifting Chains for Handling Essential equipment requirements are A compressor with 100 p s i output and sufficient length of air line to power the pump The pump is fitted with a standard 1 2 BSP air hose claw connector Sledgehamme rs for making pinned connections Podgers spanners for making bolted connections Bolt sizes are M30 for walings Lifting chains of suitable length and capacity and with current certification The walings have lifting lugs designed to take 16mm safety hooks In most cases the centre of gravity of the lifts involved will not be at mid length so shortening clutches are advisable Mabey Hire Services offer sets of 2 leg chains with these fittings and 5m long chain legs for hire though clients should check that the leg length is Sui
16. product user guide Contents Page 1 Introduction Design Frame Dimensions Hydraulic Adjustments Pages 2 4 General Guidance Notes Pages 5 6 Component Identification Pages 7 8 Typical Waling Assembly and Site Connection Details Pages 9 10 Typical Sequence of Sheet and Frame Installation Page 11 Removal of Frames Use of Restraint Chains Page 12 Frame Dimensions and Leg Weights Page 13 Mechanical Pump Details and Procedures for Extracting Retracting Walings Page 14 Do s and Don ts Appendix A Provision of a Mabey Hire Services Demonstrator 1 Introduction The Supershaft Plus system is intended to be used as a temporary waling system to sheeted excavations It is not intended for other purposes The product is frequently used in combination with Super Shaftorace waling system Multibrace waling system Super bracing strut Mechanical bracing strut Details can be found in the relevant User Information This booklet provides basic information for users of Supershaft Plus to assist them in their preparation of a safe system of work on site Supershaft Plus should NOT be used in seawater applications without prior consultation with Mabey Hire Services 2 Design No information on design is included in this booklet Clients are strongly advised to ensure that a competent engineer is employed to provide a suitable design for excavation schemes requiring the use of Supershaft Plus products Mabey Hi
17. re Services offer a design service and can on request also provide information on the strength Capacities of Supershaft Plus products for clients undertaking their own designs 3 Frame Dimensions This booklet gives information for frame dimensions for Supershaft Plus Walings When Supershaft Plus is used in combination with Super Shaftbrace or Multibrace consult Mabey Hire Services staff for frame dimensions 4 Hydraulic Adjustments The Supershaft Plus system incorporates a hydraulic system of adjustment which is designed to extend or retract the frames under conditions of no or low loading e g aS when first installed or as they become redundant after backfilling the excavation Once they are sustaining significant ground loads hydraulic extension or retraction of the frames is inadvisable and is unlikely to be possible Methods of working should therefore avoid the need for frame adjustment removal whilst the walings are heavily loaded product user guide G EESMiiC title issue issue date SuperShaft Plus May 2012 5 General Guidance Notes 5 1 Safe System of Work and Method Statement Assuming that the location plan size and depth of an excavation together with an arrangement of sheets and frames has already been determined the Health and Safety at Work Act requires that a safe system of work is adopted to carry out the work on site These guidance notes are intended to draw the client s attention to practical aspec
18. rovided as a back up support arrangement in the unlikely event of hydraulic failure of one of the Supershaft Plus hydraulic legs They are NOT to be used for any other purpose and particularly are NOT to be used as lifting chains They are NOT intended as a means of suspension to be relied upon during installation or removal of the frames Always ensure all the restraint chains are fitted as per arrangement shown on the scheme drawing or if no scheme has been prepared 1 No chain every 2 5m approx of waling and that as much slack as possible is removed using the chain shorteners Users must ensure that frames are securely supported by means other than the restraint chains prior to depressurising the frames LD Tag 6 5T Bow shackle for connection to lifting lug on Forged hook for hanging over top of sheets D Shackle D Shackle Chain Shortener 11 product user guide m alble y hires all the support you need title issue issue date SuperShaft Plus May 2012 12 Frame Dimensions and Leg Weights Leg Clear Internal Dimensions Corner Dimension Code Pin to Pin to face li Dimension of sheet mm mm connection mmm _ SSP HYDUNIT SSPL 01 SSP HYDUNIT SSP 05 SSPL 02 SSP HYDUNIT SSP 1 SSPL 03 SSP HYDUNIT SSP 1 SSP 05 SSPL 04 SSP HYDUNIT SSP 2 SSPL 05 SSP HYDUNIT SSP 24SSP 05 SSPL 06 SSP HYDUNIT SSP 2 SSP 1 SSPL 07 SSP HYDUNIT SS5P 2455P 14 55P 05 SSPL 08 SSP HYDUNIT SSP 2 SSP 2 SSPL 09 SSP HYDUN
19. supershaft Plus Raking Prop Connector Bracket Assembly Code SBS 033 Size TBC Weight TBC Raking Prop Clamp Plate Code SBS 030 Size 310 x 105 x 20 Weight 5 kg Accessories Code SSB 015 Size 420 x 330 x 180 Weight 3 kg Weight 16 kg m h W k a i a i aai 1 Wa i ks A Wa a hh y ah hs ks a j 4 kr G r i Pan rin i li k l B W j Co J i 7 J i a i lie i l A et 4 j _ e a i Le a i P F mo c ri oe hs age a T e p T hy m hs a j m 7 al i gs Supershaft Plus Female Knee Brace Connector Bracket Asembly Code SBS 032 Size 570 x 465 x 245 Weight 141 kg OX SH lt lt Clamp Plate Code MBSP 009 Size 250 x 115 x 20 Weight 6 kg 186 or 210 Bailey Pin Code TB 05 Air Powered Hydraulic Pump Code SSBA 003 Weight 75 kg full 2 Leg Chain Sling Code SSP SLING Weight 78 kg 16mm chain 5 0m ELL c w safety hooks and chain shorteners Restraint Chain Code SSBA 004 Weight 11 6 kg 10mm Chain 3m ELL c w forged hook chain shortener and 6 5T bow shackle for connection to lifting lug on waling See Page 11 Refer to Lifting Chain User Guide for further details on chain slings product user guide mjalblely hires all the support you need title issue issue date SuperShaft Plus May 2012 8 Typical Waling Assembly and Site Connection Details Supershaft Plus to Supershaft
20. t frame position 8 Weld angle brackets to the piling if required to support the frame 9 Place extensions of second frame in excavation and assemble safe working must be maintained 10 Attach restraint chains between second frame and the top of the sheets piling 11 Connect hydraulics and individually pressurise all lower ram units to 500 p s i close lock off valve and remove hydraulics 12 Complete dig NOTE 1 This method requires operatives working in the excavation and the contractor must ensure safe working conditions at all times 2 See Page 11 for notes on use of restraint chains 10 product user guide CAm pi ie e All tne support You title issue issue date SuperShaft Plus May 2012 10 Removal of Frames Backfill to the underside of the lowest frame and carry out any compaction required Ensure frame is securely packed or supported from below Connect hydraulics and individually open lock off valves max 2 turns and fully retract all lower frame ram units Remove restraint chains Remove joint pins and bolts as required attach lifting sling to lifting eyes and lift each extension one at a time from excavation Follow the above procedure for the upper frame When the frames have been removed and the excavation backfilled the sheets can be removed one at a time using a trench sheet extractor 11 Use of Restraint Chains SSBA 004 c w 6 5T Bow Shackle Capacity 3 2T Restraint chains are p
21. table to use with their lifting appliance 2 product user guide ciosem iam all the support you need title issue issue date SuperShaft Plus May 2012 5 5 Access Hard Standing Areas and Site Storage These include Suitable area to off load the lorry and assemble the walings Suitable hard standings for the lifting appliance to operate from if it is intended to lift the walings into the excavation Ladders and possibly other provisions to provide safe access into the excavation to install restraint chains and 5 6 During Excavation Works on Site lf Mabey Hire Services have designed the sheeting and frame arrangement for the excavation they will have used ground data provided by the client If during the excavation it is noted that the actual ground conditions and or ground water levels differ from those provided at design stage it is advisable to have the scheme rechecked 5 7 After Excavation Works are Completed Plan for edge protection to be installed as early as possible Regularly inspect the excavation for signs of excessive movements of sheets or walings Check the hydraulic walings for signs of fluid leakage Keep plant spoil heaps and stored materials well clear from the edge of the excavation 5 8 Return of Equipment Off Hire Clients should ensure that on removal the equipment is returned clean in lengths as supplied 5 9 Transportation Ensure all equipment is loaded to the satisfaction of the lorry driver and is s
22. ts of Supershaft Plus installation which need to be considered in drawing up method statements for a safe system of work In particular the client s attention is drawn to the lengths and weights of the frame members and the need for planning the lifting operations involved All major components of the Supershaft Plus system are fitted with lifting lugs for safe slinging Regular users of Mabey Hire Shaftbrace Multibrace and Super Shaftbrace systems should note that Supershaft Plus system components are considerably heavier Two methods of constructing a typical excavation using Supershaft Plus are given on pages 9 amp 10 5 2 Manpower The Health and Safety legislation requires that personnel deployed are suitably trained and experienced and supervised by a competent person The main activities associated with Supershaft Plus installation are Unloading the delivery vehicle Bolting up and pinning steelwork together to form walings of the required length Slinging and lifting walings into position in the excavation and connecting the corners to form frames Connecting the pump to each waling in turn pressurising the frames and fitting restraint chains 5 3 Plant and Lifting A suitable appliance is required for off loading and installation For off loading there needs to be sufficient clearance under the main hook to allow lifting with a safe angle between the lifting sling legs WARNING If an excavator is being used f
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