Tender for CO protection work for 220.4kV25kVA SStn. Jani, under Electrical SubDivision, HPSEBL, Tapri. Sub HeadCO Bwall in RR Masonary at 0009.30 to 0021.65

Execavation in soil in hily area by mechanical means including cutting and trimming of side slopes and disposing of excavation earth with a lift upto 1.50m and a lead upto 20m as per technical specification clause1603.1.

Earthwork in excavation for structure as per drawing and technical specifications clause 305.1 including setting out, construction of shoring and bracing removal of stumps and other deleterious materials and disposal upto a lead of 50m, dressing of sides and bottom and backfilling in trenches with excavated suitable material in ordinary soil upto 3m depth.

Providing and laying concrete for plain/ reinforced concrete 1:6:12 (1Cement:6Sand:12Graded stone Aggregates 40mm nominal size) in open foundations complete as per drawing and technical specification clause 802,802,1202 and 1203.

Stone masonry in cement mortar for substructure complete as per drawing & technical specification clauses 702,704,1202 and 1204 random rubbal masonry in cement mortar (1:6)

Providing weapholes in brickmasonry/stone masonry/plain rrinforced concrete abutment, wing wall, return wall with 100mm dia PVC pile extending through the full with of the structures with slop of 1(v):20(H) towards drawing face complete as per drawing and technical specification clauses 614,709,1204.3.7.

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