Introduction of national standards
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BS 5489-2:2003 pdf free.Code of practice for the design of road lighting一Part 2: Lighting of tunnels. NOTE 1 Information on tunnel design, use and operational aspects that affect tunnel design is given in Annex A. Road and traffic conditions in tunnels can differ considerably from those that prevail on the open road. The design of tunnel lighting installations should take […]
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BS 7990:2003 pdf free.Tube furnace method for the determin ation of toxic product yields in fire effluents. yield mass of an effluent component divided by the mass loss of the test specimen associated with the production of that mass of the effluent component. volume yield volume of an effluent component at standard temperature and pressure (20°C and 101.325 kPa) divided […]
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BS 7980-2003 pdf free.Vehicle lifts – Installation, maintenance, thorough examination and safe Code of practice. The vehicle lift should be installed taking account of its position and the accessibility of all parts so that periodic examinations, testing, maintenance and repairs can be readily and safely carried out. Regulation 6 of LOLER [2J requires that lifting equipment is positioned or installed […]
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BS 7870-8.2:2003 pdf free.LV and MV polymeric insulated cab] les for use by distribution and generation utilities 一 Part 8: Specification for multicore and multipair cables for installation above and bel ow ground一 Section 8.2: Single wire armoured and PVC sheathed multipair cable with copper conductors (Implementation of part of HD 627). The marking shall be by indenting or embossing […]
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BS 7870-7.2:2003 pdf free.LV and MIV polymeric insulated cables for use by distribution and generation utilities一 Part 7: Specification for power cables having rated voltages of 3.8/6.6 kV and 6.35/11 kV with special fire performance for use in power stations – Section 7.2: Single core and 3 core cables with halogen-free materials and with aluminium or steel wire armouring. The […]
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