product user guide GEEEHIIB
Contents
1. SS Section A A Through Post Socket product user guide QEtEM all the support you need mig 4 5m Trench Crossing Units Gas Feb 2015 x N PRERE SHEETPANEL 1 2 SHEETPANEL 2 6 Nia Niinan Peep erraien i e Fey SHEETPANEL 1 2 a A at A Sheet Panels J a f a ae L Code y QB 016 SOCKET 1200 SHEETPANEL 1 2 Post QB 020 SOCKET N 2600 SHEETPANEL 2 6 Code FRAM 282 QB 016 SOCKET Crossing Edge Protection Assembly Detail Unit 3 Stacking and Handling Suitable firm level storage areas should be made available on site for stacking Suitable lifting equipment of adequate capacity should be provided for off loading and installation Slinging should always be carried out by suitably experienced and competent personnel The weight of each unit is given i Max 6 Units High overleaf 3 x 3 Timbers 4 Transportation Ensure that the stacks are securely restrained to the vehicle bed 5 Installation 5 1 Excavator or crane lifting requirements when positioning units over trench X Dimension from rear of unit to centre line of Refer to manufacturer crane excavator when for machine load standing a safe distance BSS capacity from the trench er Radius Max Lift Unit wt wt of chains see page 1 gt Radius 1 2 length of unit x 5 2 Method of installation Disma2. vehicles are to cross the units Plywood sheeting or conveyor belting are commonly used Identification Sizes of Units Weights and Carrying Capacities Cold Asphalt Toe Ramp Accessories Lifting Chains PSP 155 7mm 4 Leg Chain Sling Weight 24kg Refer to Lifting Chain User Guide for further details Trench Crossing Unit 4 No Lifting Points QB 016 Socket Locations QB 020 Socket Locations Road Surface Bearing Plate 2 1 Sizes and Weights Code No Running Surface Durbar Plate Finish Galvanised NOTE Only the QB 020 MOD and QB AS 120 MOD units currently accept the Post Socket brackets s 1 A Post Socket Code QB 016 SOCKET Weight 2 6kg Post Socket Code QB 020 SOCKET Weight 3 3kg 2 2 Carrying capacity Single Vehicles either e Conforming to the Construction and Use Regulations i e cars buses lorries up to 40 tonnes G V weight Dimensions mm L W D T Running Surface Weight kg QB 020 4500 1725 140 40 Durbar Plate 1410 QB AS 120 4500 1725 140 40 Anti Skid Coating 1490 QB 020 MOD QB AS 120 MOD 4500 1725 140 40 4500 1725 140 40 Durbar Plate Anti Skid Coating 1410 1490 al M16x40lg Self Colour Set Screws View on Post Socket or Crawler machines up to 20 tonnes G V weight Page 1 of 2 M16x40lg Galv Set Screw Code HBS 024
3. ntling is the reverse procedure Simply crane into position onto the previously prepared foundation When in position ensure units are adequately restrained against movement Install asphalt toe ramps or similar Install kerbs handrails or parapets as appropriate 6 In Service Checks Regularly inspect the trench walls to ensure the trafficked units are not overloading them Check that the units are not moving longitudinally or spreading laterally under trafficking 7 General Since our policy is one of continual improvement components may vary in details from the description given in this publication Page 2 of 2
4. product user guide 4 5m Trench Crossing Units all the support you need ay Issue Date Feb 2015 Introduction Identification Accessories Sizes and Weights Stacking and Handling Transportation Installation In Service Checks General Contents Page 1 Page 2 Introduction Mabey 4 5m Trench Crossing Units are intended to provide temporary vehicular access over trenches They are not intended for other purposes In all applications the user should ensure that e The sides of the trench to be crossed are adequately shored to support the reactions from the trench crossing units when under service loading e The units are adequately restrained against longitudial or lateral movement The speed of traffic using the crossing is limited to a maximum speed of 5 m p h In certain applications the user may have to make his own separate arrangements for Adequate parapets kerbs or handrails Improved skid resistance over and above that provided by the Durbar plate running surface Ensuring that the vertical profile of the crossing arrangement is suitable for the traffic intended to use it Note Some types of vehicle with low ground clearance and or particularly long short wheelbases may be susceptible to grounding Eg Low loaders and some types of buses Cyclists and riders on horseback to be either prohibited or instructed to dismount before crossing the units Protection of the Durbar plate running surface when crawler
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