GE(S)BTD TOKEN NO 29 OF 2021-22 REPAIR AND MAINTENANCE TO LIGHTING CONDUCTOR OF SHED BUILDING AND REPAIR RENEWAL OF EARTHINGS TO BUILDING AND OTHER MISC WORK UNDER GE(S) AT MIL STN BATHINDA

Amount

M&L for earthing with galvanized steel earth plate electrode 600x600x6mm size burried directly in ground to depth not less than 2.25m below ground level with top edge of the plate not less than 1.5 mtr below normal ground level surrounded with char coal and common salt filling in alternative layers of 15cm thick and connected to aluminium earth strip 25x4 mm by means of nuts/bolts and washers etc made out of galvanized iron including 40 mm dia GI pipe light grade for protection of earth wire from earth to distribution board, 20mm dia GI pipe medium grade connected to funnel heavy wire mesh for watering purpose including necessary excavation and earth work PCC (1:2:4) type B1 for earthpit 10mm thick cast iron cover with angle iron frame all as specified and shown in electric plate Nos 3/ SSR Pt-I connected to earthing test point all as specified or indicated including testing on completion and taking down old earthing.

M&L for earthing with copper earth plate electrode 600x600x3.15mm size burried directly in ground to depth not less than 2.25m below ground level with top edge of the plate not less than 1.5 mtr below normal ground level surrounded with char coal and common salt filling in alternative layers of 15cm thick and connected to copper earth strip 25x3 mm by means of nuts/bolts and washers etc made out of galvanized iron including 40 mm dia GI pipe light grade for protection of earth strip from earth electrode to test point, 20mm dia GI pipe medium grade connected to funnel heavy wire mesh for watering purpose including necessary excavation and earth work PCC (1:2:4) type B1 for earthpit 10mm thick cast iron cover with angle iron frame all as specified and shown in electric plate Nos 3/ SSR Pt-I connected to earthing test point all as specified or indicated including testing on completion and taking down old earthing. Note : Testing of all the earthing shall be carried out in presence of Engineer-in-Charge and test result sheet will be submitted by contractor duly signed.

S & F in replacement test point terminal block made of gun metal or phosphours bronze size 75x75x25mm, drilled and screwed including 3 Nos 8 mm dia 25 mm long hex. Head screw, complete all asspecified and as directed.

Supply and fixing in replacement air termination, single pointed aluminium rod 12 mm dia and 300 mm long, complete all asspecified and as directed.

Supply and fix in replacement aluminium strip 25x3.15 mm with saddles and fixing screws etc for roof conductors and down conductors above ground complete all asspecified and as directed.

Supply and fix in replacement copper strip 20x 3.15 mm with saddles and fixing screws etc for roof conductors and down conductors above ground complete all asspecified and as directed.

Supply and fix in replacement GI strip 25x4 mm with saddles and fixing screws etc for roof conductors and down conductors above ground complete all as specified and as directed.

Supply and fixing white porcelain ceramic insulators with nut, bolt and washers for fixing earthing strip on wall/ceiling /roof complete all as specified and directed. incl taking down old underserviceable insulator all as directed.

M & L for cement concrete 1:2:4 type B1 with 20 mm graded stone aggregate cast in situ for replacement broken earthpits including taking down old earthpit complete all as specified and directed.

Note:- Net contract sum shall be calculated after deduction of Sch of credit of Rs. 70250.00 on Srl Page No. 19(R)

Aman Enterprises

NASIB ENGINEERS AND CONSTRUCTION