Installation and Comissioning of 18 number Chemical Earth Pit at Aldih junction pump, Agent Bungalow, Do talla building and 20 no. dhawra under Mithani Colliery under Sodepur Area.

Amount

Items Description

Installation and Comissioning of 18 number Chemical Earth Pit at Aldih junction pump, Agent Bungalow, Do talla building and 20 no. dhawra under Mithani Colliery under Sodepur Area.

Excavation of soil for installation of earth pits @7 Cum per pit.

Earthing with copper plate (610x610×3mm size) having weight of 9.84kg and 1 no. 25x5mm copper strip (3.20m long) & 1 no. 6sq mm PVC insulated stranded copper wire (4m long) incl. S&F 15mm dia GI pipe (ISI medium) protection (4m long) to be filled with bitumen, partly under the ground level and partly above the ground level to an average depth of 3.65m below the ground level and restoring the surface duly rammed incl. providing 3m long 25mm dia Gl pipe (ISI medium) for periodic treatment incl. providing masonry enclosure on the top of the earth electrode of overall size 86.36×86.36×46 cm deep (below ground level) complete with cemented brick work (1:6) of 25 cm width duly plastered with cement mortar (inside) CI hinged inspection cover of size 36.56×35.56 cm with locking arrangement, GI reducer and treatment of soil by using salt & charcoal or coke for plate electrodes.

Supplying and fixing earth busbar of galvanized MS flat 50mm x 6mm or wall having clearance of 6mm from wall including providing drill holes on the busbar complete with GI bolts, nuts, washers, spacing insulators etc required. (@20 m per Earth Pit)

Overhead cost & Others

Add: CMPF @ 12%

Add: Bonus @ 8.33%

Add: Pension @ 7%

Total impact of GST for the purpose of CTC

SUMAN ENTERPRISE

shankarTraders

MAJI ENTERPRISE