BANGLADESH POWER DEVELOPMENT BOARD TENDER ... - BPDB

extended with sufficient number of taps to provide water for lawns.17.10.3 Design Parameters And StandardThe water reticulation system shall be designed and installed in compliance withthe requirement of the local and other authorities. The parameters and criteria tobe adopted for design are:a. Design population : 100 personsb. Storage requirement for plumbing system :3 times the averagedaily demandc. Minimum fire flow : 2.5 m3/mind. Minimum diameter of fire-fighting main (steel):120 mme. Pressure in pipe : 7 barf. Maximum spacing of fire hydrant : 60 m17.10.4 Materials And WorkmanshipAll pipes, fittings, jointing materials and valves which are necessary for thecomplete installation of the system shall be supplied and installed in compliancewith the approved standards and workmanship.The Contractor shall supply all pipe, special fittings, valves, joints, jointingmaterials and other necessary materials for the complete installation of thesystem as shown on the approved drawings.The installed system shall be tested to the satisfaction of the Board.17.10.5 Deep-well And Deep--well Pump17.10.5.1 General(1) Scope of WorkIn accordance with the Specification and as shown on the bid drawings or asdirected by the Board, the scope of this work shall cover the supply, fabrication,construction, installation, erection and all the necessary materials, labour, toolsand equipment for the complete and satisfactory operation of the domestic watersupply system from deep-well [2X100% capacity] to storage tank. Water qualityfor Plant/ Fire Extinguisher shall be as per Plant/Equipment manufacturer'srequirement. Water for drinking purpose shall be as per WHO's standard.Contractor shall design the reservoir/ storage tank as per requirement of theTender.All materials, equipment and accessories shall be new and unused, free fromdefects and imperfections and best suited for the purpose intended. Materialsused in the manufacture and installation of all equipment to be furnished shall beof the required quality used in commercial products of reputable manufacturers.All equipment or substitute materials and equipment to be used shall conform toGhorasal 200 MW to 300 MW Gas Turbine Peaking Power Plant Project (Vol-2 of 3)182