Details: excavating trenches of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, depth upto 1.5 m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm in depth, including consolidating each deposited layer by ramming, watering, etc. and disposing of surplus excavated soil as directed, within a lead of 50 m :all kinds of soilpipes, cables etc, not exceeding 80 mm dia providing and fixing gun metal gate valve withc.i wheel of approved quality (screwd end) 80 mm nominal bore add cost index @ 8.41% providing and fixing upvc pipe with fittings including jointing of of pipes with solvent cement and testing of joints complete as per direction of engineer in charge.external work 50 mm nominal dia pipe providing and fixing upvc gate valve 50 mm nominal bore as per direction of engineer in charge. external work 50 mm nominal dia pipe
Sector: Police and Internal Security