33KV Line maintenance between Jaduguda and Narwapahar for two years

Amount

Replacement of 33KV Pin insulator including supply of necessary fixing materials. This includes binding of ACSR DOG Conductor also.

Replacement of 33KV disc insulator including supply of necessary fixing materials in existing 33KV line

Replacement of 33KV cross arm including supply of necessary fixing materials

Replacement of packing pieces in existing cross arms

Replacement of PG clamp for DOG conductor including supply of necessary fixing materials

Installation of complete stay set including supply of necessary fixing materials. This includes digging of stay pits and grouting of stay rod in cement concrete foundation also as required

Installation of GI wire 7/10 SWG for stay including supply of necessary fixing materials

Installation of GI wire 8 SWG for guard wire

Installation of GI wire 7/14 SWG for earth wire including supply of necessary fixing materials

Replacement of back clamp for cross arm and top bracket (50mm x 10mm Flat) including supply of necessary fixing materials

Installation of D.P. channel (100mm x 50mm x 6mm) 1 x 3 mtrs. including supply of necessary fixing materials.

Installation of D.P. channel support clamps including supply of necessary fixing materials

Replacement of earth clamps for earth wire including supply of necessary fixing materials

Replacement of side stay clamp including supply of necessary fixing materials.

Replacement of angle stay clamp including supply of necessary fixing materials

Replacement of cross bracing for D.P. structure including supply of necessary fixing materials

Replacement of clamp for X-bracing including supply of necessary fixing materials

Installation of earthing pit using pipe earth electrode as per drawing including connection to earth wires and supply of necessary materials required it

Laying & tensioning of ACSR DOG Conductor including fixing / binding at insulators in the 33KV line (Per KM consist 3 Conductor of RYB phases).

Tensioning of DOG Conductor and supporting & fixing on insulators including binding as required in the section (Per KM consist 3 Conductor of RYB phases).

Cutting & removal of hages, trimming of trees / branches of size more than 4" dia and disposal of un-serviceable materials to UCIL canteen building as per direction of Engineer-in-charge

Cutting & clearing jungle / grass including uprooting of rank kegetation, long grass, bush wood, trees and saplings upto 4" dia measured at a height of 1 mtr. above ground level as per direction of Engineer-in-charge.

Erection of M.S. Rail pole 105 lbs, 13 mtrs. long including drilling of 2 Nos. holes of 5/8" dia as required at one end of rail pole for fixing of F- clamps

Installation of AB switch on double pole structure. This includes fixing of required channels / clamps and other fixing as required and for proper operation. This includes connection of DOG Conductor also.

Installation of 33KV lighting arrestor on double pole completed with line and earth connections

Maintenance of AB Switch on double pole structure.