Introduction of national standards
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BS ISO 22735:2021 pdf free.Road vehicles – Test method to evaluate the performance of lane- keeping assistance systems. 6.1 General The test conditions shall be in accordance with ISO 15037-1:2019, Clause 6, unless otherwise specified below. 6.2 Test data General data on the test vehicle and test conditions shall be recorded as specified in ISO 15037-1:2019, 6.4.1. 6.3 Test track […]
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BS 8100-3:1999 pdf free.Lattice towers and masts一 Part 3: Code of practice for strength assessment of mem bers of lattice towers and masts. 5.3.4.2 Horizonlal mnbrrs with pin a bracing Where the length of the horizontal edge members becomes large, it is nonnal to subdivide them as part of the plan bracing which provides a convenient basis to do this. […]
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BS 7960:1999 pdf free.Door supervisors/stewards – Code of practice. 3.4 Sale of services 3.4.1 When making telephone calls to potential new clients in order to promote the sale of door supervision services, callers should first of all clearly and properly identify themselves, their position, and the name of the service provider they represent. They should confirm that the timing of […]
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BS EN 1508:1999 pdf free.Water supply- Requirements for systems and components for the storage of water. 11w above-mentioned criteria can be achieved by elevated service reservoiI, water towers or by low level service reseivoirs with pumping systems. Service reservoirs may be designed as buried, partially buried or above gnnind structures. The construction of an elevated service reservoir is advisable if […]
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BS 6853:1999 pdf free.Code of practice for fire precautions in the design and construction of passenger carry1ng trains. 6.1 Avoidance of biding places for fire sources Open recesses and gutter shaped open elements (e.g. for indirect )ightrng) should not be used In passenger compartments. Overhead luggage racks should be designed such that objects placed there are visble from below. Designated […]
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BS 6779 4:1999 pdf free.Highw ay parapets for bridges and other structures一 Part 4: Specification for parapets of reinforced and unreinforced masonry construction. To minimize the risk of hook-up of a vehicle, the front face of the pilaster shall be flush with the front face of the parapet. However, where a projection of the pilaster to the front face of […]
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BS 6622:1999 pdf free.Specifi cation for cables with extruded cross-linked polyethylene or ethy lene propylene ru b ber insul lation for rated Vo ltages from 3.8/6.6 kV up to 19/33 kV. A conductor screen consisting of an extruded layer of cross-linkable semi-conducting compound shall be applied over the conductor and cover the surface of the conductor completely. NOTE A semi-conducting […]
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BS 7870-2:1999 pdf free.Lv and MV polymeric insulated cab les for use by distribution and generation utilities 一 Part 2: Methods of test (Implementation of HD 605). 2.1 Dimensional measurements 2.1.1 Measurement of insulation thickness 2.1.1.1 Procedure The thickness of insulation shall be measured in accordance with BS EN 60811-1-1:1995, 8.1. Conformity shall be checked on each core of cables […]
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BS 7121-12:1999 pdf free.Safe use of cranes一 Part 12: Recovery vehicles and equipment- Code of practice. competent person person who has appropriate practical and theoretical knowledge and experience of the type of equipment to be inspected and who is capable of detecting defects or weaknesses and assessing their importance in relation to the safety and continued use of the equipment. […]
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BS 7843-3.1:1999 pdf free.The acquisition and management of meteorological precipitation data一 Part 3: Specification for raingauges – Section 3.1: Storage raingauges. Construction of the components of this type of gauge shall be in accordance with the dimensions specified in Figures6, 7, 8, 9 and 10. The outer can (Figure 7) shall be made either from 127 mm x 1.2 mm […]
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