REPAIR/REPLACEMENT OF EARTHING AND ALLIED WORKS AT INSTALLATIONS/ BLDGS/COMMUNICATION CENTRES AT MEERUT CANTT UNDER GE(U) E/M MEERUT

Amount

Taking down/ dismantling existing unserviceable earthing any type and size including all accessories from installations/ buildings/ complete all as specified and directed.

Taking down/ dismantling existing unserviceable earth continuity conductor of any type and size complete all as specified and directed.

M&L earthing complete with galvanised steel earth plate electrode 600x600x6.3 mm thick, burried directly in to ground ( earth pit) not less than 2.25 metres deep below GL with top edge of earth plate ot less athn 1.50 m below ground level surrounded with adequate quantity of charcoal dust mixed with salt to a packed thickness of 15 cm all around the plate, connected to GI lead wire of 4 mm dia.(7.50 m Long) by means of nuts, bolts and washers, checknuts of GI and protected by the GI pipe light grade 15 mm nominal bore(7.5 m long) for earth lead wire and watering pipe medium grade of 20 mm nominal bore, 0.63 mm thick G I sheet funnel , wiremesh, earthing test point etc complete including necessary earth work and excavation in any type of soil , PCC 1:3:6 type C1 earth pit and Precast RCC cover 40 mm thick in plain cement concrete 1:2:4 type B1 duly reinforced with 8mm dia TMT bars @ 150mm c/c with 10mm dia MS round bar as in lifting handles, mild steel angle iron frame for pit cover made out of 40x40x5mm thick duly painted with two coats of ssynthetic enamel paint over a coat of priner , excavation, earth work including laying the GI pipe concealed in floor/wall all as described in electric plate number 03 of SSR Part I

M&L Earthing complete with galvanised mild steel earth plate electrode 600x600x6mm thick, burried directly in ground to a depth not less than 2.25 metres deep below ground level with top edge of earth plate not less than 1.5 metre below normal ground level surrounded with adequate quantity of charcoal dust mixed with salt to a packed thickness of 15 cm all around the plate, using GI strip 32 x 6 mm as earth strip electrode bolted or rivetted to earth plate at one end and connected , GI earth strip encased in and including 40 mm dia GI 'light grade' pipe from upper end of earth plate upto equipments,20 dia bore GI pipe 'light grade' as water pipe from earth chamber to upper edge of earth plate, GI funnel with wire mesh fixed on water pipe, test point and PCC 1:3:6 type C-1 (using 20mm graded stone aggregate) as in pit chamber and RCC pit cover 40mm thick precast RCC 1:2:4 type B-1, duly reinforced with MS round bars 8mm dia @ 150 c/c both ways with 10mm dia MS round bar as in lifting handles, mild steel angle iron frame madeout of 40x40x5mm frame for pit cover and pating steel surfaces with two coats of synthetic enamel paint over a coat of priner, excavation, earth work including laying the GI pipe concealed in floor/wall all as described in electric plate number 3 of SSR Part I complete all as specified and directed and testing on completion. Note :- If the desired earth resistance is not found, earthing shall be redone by the contractor at no extra cost to the department.

M&L Earthing complete with galvanised mild steel earth plate electrode 600x600x6mm thick, burried directly in ground to a depth not less than 2.25 metres deep below ground level with top edge of earth plate not less than 1.5 metre below normal ground level surrounded with adequate quantity of charcoal dust mixed with salt to a packed thickness of 15 cm all around the plate, using GI strip 25 x 6 mm as earth strip electrode bolted or rivetted to earth plate at one end and connected , GI earth strip encased in and including 40 mm dia GI 'light grade' pipe from upper end of earth plate upto equipments,20 dia bore GI pipe 'light grade' as water pipe from earth chamber to upper edge of earth plate, GI funnel with wire mesh fixed on water pipe, test point and PCC 1:3:6 type C-1 (using 20mm graded stone aggregate) as in pit chamber and RCC pit cover 40mm thick precast RCC 1:2:4 type B-1, duly reinforced with MS round bars 8mm dia @ 150 c/c both ways with 10mm dia MS round bar as in lifting handles, mild steel angle iron frame madeout of 40x40x5mm frame for pit cover and pating steel surfaces with two coats of synthetic enamel paint over a coat of priner, excavation, earth work including laying the GI pipe concealed in floor/wall all as described in electric plate number 3 of SSR Part I complete all as specified and directed and testing on completion. Note :- If the desired earth resistance is not found, earthing shall be redone by the contractor at no extra cost to the department.

M&L Earthing complete with galvanised mild steel earth plate electrode 600x600x31.5mm thick, burried directly in ground to a depth not less than 2.25 metres deep below ground level with top edge of earth plate not less than 1.5 metre below normal ground level surrounded with adequate quantity of charcoal dust mixed with salt to a packed thickness of 15 cm all around the plate, using copper strip 20 x 3 mm as earth strip electrode bolted or rivetted to earth plate at one end and connected , Copper earth strip encased in and including 40 mm dia GI 'light grade' pipe from upper end of earth plate upto equipments,20 dia bore GI pipe 'light grade' as water pipe from earth chamber to upper edge of earth plate, GI funnel with wire mesh fixed on water pipe, test point and PCC 1:3:6 type C-1 (using 20mm graded stone aggregate) as in pit chamber and RCC pit cover 40mm thick precast RCC 1:2:4 type B-1, duly reinforced with MS round bars 8mm dia @ 150 c/c both ways with 10mm dia MS round bar as in lifting handles, mild steel angle iron frame madeout of 40x40x5mm frame for pit cover and pating steel surfaces with two coats of synthetic enamel paint over a coat of priner, excavation, earth work including laying the GI pipe concealed in floor/wall all as described in electric plate number 3 of SSR Part I complete all as specified and directed and testing on completion. Note :- If the desired earth resistance is not found, earthing shall be redone by the contractor at no extra cost to the department.

M&L chemical Earthing with GI strip 25x3mm (3.10M long) encased in and including medium grade 40mm nominal bore galvanised mild steel pipe 3.00m long duly filled with chemical (Crystalline conductive mixture ) burried in ground to a depth not less than 3.00 metres deep from ground level in hole of 200mm dia drilled by auguring and packed with Earth enhancement material (Back fill compound) and providing HDPE cover for pit complete all as specified and directed and testing on completion. Note :- If the desired earth resistance is not found, earthing shall be redone by the contractor at no extra cost to the department.

M&L chemical Earthing with GI strip 32x6mm (3.10M long) encased in and including medium grade 40mm nominal bore galvanised mild steel pipe 3.00m long duly filled with chemical (Crystalline conductive mixture ) burried in ground to a depth not less than 3.00 metres deep from ground level in hole of 200mm dia drilled by auguring and packed with Earth enhancement material (Back fill compound) and providing HDPE cover for pit complete all as specified and directed and testing on completion. Note :- If the desired earth resistance is not found, earthing shall be redone by the contractor at no extra cost to the department.

M&L chemical Earthing with copper strip 25x3mm (3.10M long) encased in and including medium grade 50mm nominal bore galvanised mild steel pipe 3.00m long duly filled with chemical (Crystalline conductive mixture ) burried in ground to a depth not less than 3.00 metres deep from ground level in hole of 200mm dia drilled by auguring and packed with Earth enhancement material (Back fill compound) and providing HDPE cover for pit complete all as specified and directed and testing on completion. Note :- If the desired earth resistance is not found, earthing shall be redone by the contractor at no extra cost to the department.

S&F Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or burried in ground or drawn in conduit / pipe or fixed to poles or any other indicated situation 4 mm dia galvanised iron or steel wire complete all as specified.

M&L Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or burried in ground or drawn in conduits/ pipe or fixed to poles or any other indicated situation for loop earthing etc. of size 25x4 mm Galvanised mild steel strip complete all as specified.

M&L Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or burried in ground or drawn in conduits/ pipe or fixed to poles or any other indicated situation for loop earthing etc. of size 32x6 mm Galvanised mild steel strip complete all as specified.

M&L Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or burried in ground or drawn in conduits/ pipe or fixed to poles or any other indicated situation for loop earthing etc. of size 20x3 mm copper strip complete all as specified.

Shikha Enterprises