REPAIR MAINT OF CERTAIN LIGHTING ARRESTOR ALUMINIUM AND GI STRIP AND EARTHING AT AF STN SINGARSI

Amount

M&L for aluminium strip (25x3.15)mm with saddles and fixing screws etc. for roof conductors and down conductors above ground, complete all as specified and as directed.

M&L for copper strip (20x3.15)mm with saddles and fixing screws etc. for roof conductors and down conductors above ground, complete all as specified and as doirected.

M&L for galvanised iron strip (32x6)mm buried in ground, complete all as specified and as directed.

M&L for test point terminal block made of gun metal or phosphorus bronze size 75x75x25mm drilled and screwed including 3 nos. 8mm dia 25mm long hex. head screw,complete all as specified and as directed.

M&L for air termination, single pointed aluminium rod 12mm dia and 300mm long,complete all as specified and as directed.

M&L for earthing complete with gcopper plate 60cm×60cm×3.15mm thick electrode, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less'than 1.5 metres below normal ground level, connected to 20×3mm copper strip as earthing lead by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No. 3 connected to earthing test point all as specified or indicated including testing on completion,complete all as specified and as directed.

M&L for galvanised steeltubes, medium grade of diameter 50 mm, complete all as specified and as directed.

M&L for brazing/gas welding earthing lead of any type and size, complete all as specified and as ditected by Eng -in Charge.

M&L for earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required 4mm dia galvanised iron or steel wire,complete all as specified and as directed.

M&L for pipe Support for all types of pipes including hangars / fastners / elbows/ supports / tees,complete all as specified and as directed.

M&L for laying of CPVC pipes of outer dia 40mm heavy grade & fittings any grade in trenches,complete all as specified and as directed.

M&L for cross arms, bracings, supports, clamps and back plates fabricated from structural steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one primer coat, one under coat and one finishing coat of paint,complete all as specified and as directed.

M&L for PCC 1:3:6 type C2 using 40mm grade aggregate Cement concrete in surface channels and drains for making good the road/path etc.,complete all as specified and as directed.

M&L for fabrication of earth pit and cover with handle made out of 8mm Ms round bar, complete all as specified and as directed.

M&L for developmet of existing earthing by taking out the earth electrode by excavation and refilling excavated soil earth strip and inserting new earth electrode, strip, coal dust and salt,complete all as per specified and directed by Engr-in Charge. Note: Earth work like excavation, ret filling in, removal surplus soil should be included the quoted rates.

M/S SINGH ENTERPRISE

M/S AMARNATH AGARWALLA

M/S ASHA ENTERPRISE

M/S New Builders Corporation

DANATION CONSTRUCTIONS

M/S Subhadip Enterprise

SHARMA ENTERPRISE