Name of Work: lightening protectionarrangement for buildingsatDrinking water plant and raw water plantof IWSP, B&K Area.
Sl. No.
Item Description
1
Providing and fixing of lightning conductor finial, made of 25 mm dia 300 mm long, copper tube, having single prong at top, with 85 mm dia 3 mm thick copper base plate including holes etc. complete as required.
2
Providing and fixing 25 mm x 5 mm dia G.I. strip on surface or in recess for connections etc. as required.
3
Providing and fixingchemical earthpit including excavation and supply and filling of chemical in the excavated part(earth resistance should be upto 2 Ohm).
4
Providing and fixing 50 mm dia X 3.2 metres G.I. pipe (including accessories) complete with 50 mm X 50 mm X 6 mm angle iron bracket on wall and 75 mm X 90 mm shackle insulator with straps for house service connection including painting the angle and flat iron with primer and finish paint etc. as required.
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