Works contract for the provision of 45 Nos of new earth pit with earth mat in 110KV 33KV and 11KV sides in parallel to existing earth mat by maintenance of earthing system at 110 33 11KV Sethiyathope SS

Material and Labour charges

Providing earth bore 140/150 mm dia using power rig or 100/125 mm dia using hand bore set including the labour, lead, lift etc., sedimentary strata of clay & sand stone shale pebbles boulders etc., for earth pits with supply and providing of Bentonite powder(Sodium Bentonite)5Kg/Mtr depth of the bore mixedwith low resistivity earths as directed by the field Engineer (to be supplied by the contractor) 45 x 6.0mtr= 270 mtrs)

Supply and providing of 450-600mm dia, 300mm height, 36mm thick cement collar for identification of earth electrode location.

Labour for excavating and refilling of earth/trench for earthmat,cable, etc., of any size/depth narrow excavation semi density soil.

Labour,machinnery,consumables for fabrication, erection of earthmat, earth connection, earth electrode, earth spike (including sharpening of earth spike)

Supply and labour charges for providing new water pipe line to all earth pit

Supply and labour for laying of 20mm PVC pipe 10kg

20mm PVC coupling

20mm PVC FTA Fitting

20mm PVC Bend

20mm PVC 'T'

20mm PVC Gate Vaive

PVC solution 100ml

PVC Tap

Earth excavation work in HGS

Refilling of excavated soil

INDIRA ENTERPRISES (BID ID -1100090)