Military Engineer Services Tender

M&L for PCC (1:2:4) type B-1 (using 20mm graded broken stone aggregate) as in coping and footing for poles, etc. including necessary form work complete all as specified and as directed.

M&L for 4mm dia galvanised iron or steel wire as 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. complete all as specified and as directed.

S&F 32x6mm galvanised steel strip with insulators and fixing with screws of strip on wall, roof, etc. complete all as specified and as directed.

Fixing only earth continuity conductor or main earthing lead copper/aluminium 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. complete all as specified and as directed.

S&F earth continuity conductor or main earthing lead copper/aluminium 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. including insulators, nuts, bolts, etc. as required, 20x3mm copper strip complete all as specified and as directed.

Supply and laying 5mm dia copper wire 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. complete all as specified and as directed.

M&L for earthing PCC pit in plain cement concrete (1:3:6) type C-2 (using 40mm graded stone aggregate) and RCC cover of size 450x450x50mm in RCC (1:2:4) type B-1 (using 20mm graded stone aggregate) reinforced with and including 8.0mm dia TMT bars @ 100mm centre to centre both ways including demolation and removing of broken RCC cover in existing at site complete all as specified and as directed

S&F for copper rod of size 12mm dia and 300mm long air termination, single pointed complete all as specified and as directed.

S&F for aluminium rod of size 12mm dia and 300mm long air termination, single pointed complete all as specified and as directed.

S&F thermoplastic weather proof empty box (IP-65) with plane wall of adequate size, fixed on wall with provision of nuts, bolts, washer, etc. including fixing of test point terminal block inside the box made out of gun metal or phosphorous bronze of size 75x75x25mm, drilled and screwed including 3 Nos 8mm dia, 25mm long hexagonal head screw complete all as specified and as directed. .

M&L for copper/brass nuts, bolts (machine made) with hexagonal or square heads at one end and screwed the other, or screwed both ends, each screwed end to be fitted with washers and one hexagonal or square nut, not exc. 5cm long and diameter of neck 5mm to 10mm for connection of earthing strip including making necessary hole of required diameter complete all as specified and as directed.

M&L for magnesium sulphate (25 Kgs) / earthing compound bag complete all as specified and as directed.

M&L for earthing with copper earth plate electrode of size 600x600x3mm thick, buried directly in ground vertically to a depth of not less than 2.25m below ground level, connected to copper strip of size 20x3mm as earthing lead means of nut, bolts and washers, made out of copper/brass and 32mm dia GI pipe 'medium grade' for protection of earth lead and connected to test point or as directed including PCC pit in cement concrete (1:3:6) type C-1 (using 20mm graded stone aggregate) and RCC cover of size 450x450x50mm in RCC (1:2:4) type B-1 (using 20mm graded stone aggregate) reinforced with and including 8mm dia TMT bars @100mm centre to centre both ways, galvanised iron wiremesh, funnel, galvanised iron watering pipe 20mm bore 'medium grade', including necessary excavation and earth work in soft/loose soil complete, returning, filling in and removal of surplus soil upto a distance of 50m from starting point all as shown in Electrical Plate No. 5 of MES Schedule Part-I and testing on completion including taking down old existing unserviceable earthing complete all as specified and as directed. Note : Copper strip upto 7.5m including testing is deemed included in the item.

M&L for earthing complete with GI earth plate electrode of size 600x600x6mm thick, buried directly in ground with earth pit not less than 2.25m deep below ground level with top edge of plate not less than 1.5m below normal ground level connected to GI earth strip of size 32x6mm earth lead by means of nuts, bolts, check nuts, washers of galvanized iron as steel, protected by galvanized iron pipe 40mm bore (medium grade) including cement concrete (1:3:6) type C-1 (using 20mm graded stone aggregate) earth pit with precast RCC (1:1.5:3) type A-1 cover slab of size 45x45x5cm thick reinforced with 8mm dia TMT bars @ 15cm c/c both ways with 10mm dia mild steel round bar of 30cm long, bent to shape as lifting handle, funnel, wire mesh, 20mm bore galvanized iron pipe (medium grade) for watering, charcoal or coke and salt in alternate layers including necessary excavation and earth work in soft/loose soil complete all as shown in Electrical Plate No. 3 of SSR Part-I including testing on completion complete all as specified and as directed. NOTE : GI strip upto 7.5m including testing is deemed included in the quoted rate.

S&F XLPE insulated copper cable of size 25 sq.mm, armoured, single core for connection of lightening arrestor to the test point terminal/ erathing including clamp, shaddle, etc. for fixing to the wall at Airmen Mess No. 3 complete all as specified and as directed. NOTE : The contract sum shall be derieved by deducting the amount shown in schedule of credit attached to this tender from total amount of Schedule 'A'/BOQ.