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product user guide GIEIEIEH@

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1. e Protect the screw units from concrete spillage etc by wrapping in polythene 12 Removal e Avoid removing under load e Ensure operatives have adequate access to the strut e Support the struts from below or sling with a suitable crane before attempting to release the screw units e Release the strut by screwing in the screw units To start the screws moving it may be necessary to strike the handle of the nut with a sledgehammer See Figure 2 e Once the strut is released remove the lower clamp plates only and lift the strut clear of the excavation 13 Maintenance Screw adjustment is considerably eased if the interface between the nut and its bearing plate are kept well greased See Figure 3 Nut Bearing _ al Plate interface AY I H mm 4 Fig 3 14 General Since our policy is one of continual improvement components may vary in detail from the descriptions given in this publication Page 4 of 4 oee User Information Appendix A Provision of a Mabey Hire Site Demonstrator Mabey Hire 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
2. A1 3 Arisk assessment A1 4 Selection of lifting equipment and any other equipment required to undertake the work A1 5 Positioning of the crane or lifting appliance A1 6 Banking the crane A1 7 Slinging the components A1 8 Assembling the components and installing them A2 Activities which the Mabey Hire Demonstrator is authorised to carry out Mabey Hire Demonstrator is authorised to A2 1 Assist in indentification of Mabey Hire 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 scheme drawings The Demonstrator is NOT AUTHORISED to take over or direct the installation To Mabey Hire Limited Please return this completed form to the Mabey Hire depot supplying the equipment Contact details for all the Mabey Hire depots are available both on line at www mabeyhire co uk depot directions and within our brochures From Company Name Site Address Tel No Fax No Re Provision of a Mabey Hire 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 the following date s Signed Name print Date
3. it Screw Unit Screw Unit Screw Unit Screw Unit Screw Unit Screw Unit Screw Unit 500 4000 500 1000 4000 500 Screw Unit Screw Unit LMBS 10 LMBS 11 Screw Unit Screw Unit Struts should always be assembled as indicated in the table above NOTE Use Suffix A for connection between Multibrace Use Suffix B for connection between Shaftbrace and suffix BK for Knee Brace connection between Shaftbrace Use Suffix C for connection between Super Shaftbrace and suffix CK for Knee Brace connection between Super Shaftbrace 8 Connections All M20 Gr 8 8 bolts Screw Unit to extension Extension to extension 8 No M20 x 75 lg Galv Gr 8 8 SHBP M20x75 4 No M20 x 60 lg self colour Gr 10 9 Countersunk socket head screws 4 No M20 self colour Gr 8 nuts MBSP 010 Screw unit to end connector plate 2 No M20 Galv Gr 8 8 bolts per clamp plate 75mm required for 203 x 203 waler SHBP M20 x 75 90mm required for 254 x 254 x waler MBSP 011 90mm required for 356 x 368 waler MBSP 011 Clamp Plate to end connector plate Length Connection detail to Waler Rail Connector Plate Clamp Plate Code depends on waler size selected Ne ANN Ensure connector plates are bolted Clamp Plate to the screw unit as shown in the upright position Figure 1 Note Always fit 2 No clamp plates one top and one bottom at each waling connection lf a non standard strut waling connectio
4. n detail is being used consult Mabey Hire Eng Dept for advice Page 3 of 4 product user guide ave Light Mechanical Bracing Strut April 2014 9 Assembly The Bracing Strut is made to the correct length range where possible prior to delivery with the clamp plates supplied separately If the strut has to be altered to another range on site always use 8 No M20 x 75 long galv Gr 8 8 bolts for each intermediate connection 10 Installation e Ensure walings have been set to the required dimensions and pressurised if necessary before installing the struts e Measure the dimension between the walings e Ensure operatives have adequate access to the strut in its final position Adjust the strut screw units equally to achieve the required dimension over the connector plates Fit the top clamp plates leaving the bolts slightly slack Sling and lift the strut into position so that the top clamp plates are correctly located over the flanges of the walings Check that the strut is square to the walings and that the strut is in line with the webs of the walings e Adjust the screw units so that the connector plates are tight against the walings Fit the bottom clamp plates Tighten all the bolts to the clamp plates e Release the lifting chains 11 Precautions in Use e Check that all bolted connections remain tight e Avoid striking the struts or laterally loading them by storing materials on them or by hanging or propping from them
5. product user guide ave Light Mechanical Bracing Strut April 2014 Contents Page 1 Introduction Design Mechanical Adjustment Page 2 Identification of Components Stacking and Handling Transportation Page 3 Table of Strut Assemblies Connections Page 4 Assembly Installation Precautions in Use Removal Maintenance General Appendix A_ Provision of a Mabey Hire Site Demonstrator 1 Introduction Mabey Hire have two types of Mechanical Bracing Strut i e Standard and Light The Light Mechanical Bracing Strut is intended for use as a strut in conjunction with the following Mabey Hire waling systems e Super Shaftbrace e Shaftbrace e Multibrace This booklet provides basic information about the Light Mechanical Bracing Strut and should be read in conjunction with the relevant User Information for the Waler System which has been selected The Struts are not intended for other applications For details of the Standard Mechanical Bracing Strut refer to seperate set of User Information Refer to Appendix A for details of our site demonstrator service 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 Mechanical Bracing Struts Mabey Hire offer a design service and can on request also provide information on the strength capacities of Mechanical Bracing Str
6. r details 5 Stacking and Handling Suitable firm level dry areas should be made available on site for stacking and pre assembly work Suitable lifting equipment of adequate lifting capacity should be provided for off loading pre assembly work installation and dismantling Slinging should always be carried out by suitably experienced and competent personnel Weights of components are given above Weights of complete assembled struts are given on Page 3 Return pre assembled struts are supplied from Mabey Hire s Depot Always stack in single layers wherever possible 6 Transportation Ensure struts are fully retracted Ensure all equipment is loaded to the satisfaction of the lorry driver and securely restrained to the vehicle bed Page 2 of 4 part of the mabey farnih product user guide bis Light Mechanical Bracing Strut April 2014 7 Table of Light Strut Assemblies Non standard strut assemblies may be available on request p L Between ie _ aoe Weight Overall Length L mm Min Max Strut Configuration for Light Struts Extension Length mm LMBS 00 LMBS 01 LMBS 02 LMBS 03 LMBS 04 LMBS 05 LMBS 06 LMBS 07 LMBS 08 LMBS 09 Screw Unit Screw Unit Screw Unit Screw Unit Screw Unit Screw Unit Screw Unit Screw Unit Screw Unit Screw Unit 500 1000 1000 500 2000 2000 500 500 2000 500 1000 2000 500 4000 4000 500 Screw Unit Screw Unit Screw Un
7. uts for clients undertaking their own designs 3 Mechanical Adjustment The Strut incorporates a mechanical screw for length adjustment which is designed to extend under conditions of no load and retract 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 loads adjustment of the struts is inadvisable and unlikely to be possible Methods of working should therefore avoid the need for strut adjustment whilst heavily loaded Page 1 of 4 product user guide ciocan ave Light Mechanical Bracing Strut April 2014 4 Identification of Components Extension Units Screw Unit Size 180 x 180 x 8 SHS 925 1325 long Code Length Weight Se ie mm kg mae J LMBSP 076 250 35 LMBSP 077 500 50 LMBSP 078 1000 70 LMBSP 079 2000 110 LMBSP 080 4000 200 250 250 Ajo o gt e w ool y 0 O Connector Plate Connector Plate Connector Plate Clamp Plate Code MBSP 006 Code MBSP 007 Code MBSP 008 Code MBSP 009 Weight 13 kg Weight 15 kg Weight 21 kg Weight 6 kg 203x203 UC 254x254 UC 356x356 UC Shaftbrace Multibrace Super Shaftbrace Accessories D a2 220 p 750 2 pop tt A Short Handle End Plate Connector Lifting Chains 10mm 4 Leg Chain Sling Code MBSP 012 Code LMBSP 081 Code SB LSLG or SB LSLG SH Weight 47 kg Weight 8 5 kg Weight 30 kg Refer to Lifting Chain User Information for furthe

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