Description: Drilling of 01 no 16 inch dia 400mm Non coring water supplying Bore Hole from surface to RVI seam in between 48D minus4BL and minus 4CL for development of RV seam at MIC Unit of Jhanjra Project Colliery Name of Work
Details: Job Description Drilling of 18" dia (450mm) non-coring, B.H in Alluvial portion 0.00 m to 30.00 m = 30.00 m Drilling of 16" dia (400mm) non-coring, B.H in Rock portion 30.00 m to 60.00 m = 30.00 m Drilling of 16" dia (400mm) non-coring, B.H in Rock portion 60.00 m to 90.00 m = 30.00 m Drilling of 16" dia (400mm) non-coring, B.H in Rock portion 90.00 m to 120.00 m = 30.00 m Drilling of 16" dia (400mm) non-coring, B.H in Rock portion 120.00 m to 134.00 m = 14.00 m Labour cost for welding of flange, tranportation from colliery to bore hole site of 6" dia. MS pipe at surface Cost of 2 nos. DA cylinder @ Rs. 1800/cylinder Cost of 4 nos. oxygen cylinder @ Rs. 300/cylinder
Sector: Mining