Mining, Minerals & Quarrying Tender Results

Labour for drilling a perfectly vertical bore holes of specified dia for a specified depth below ground level through consolidated and unconsolidated rock with down the hole hammer drilled rig as required to suit the site condition as per the direction of E.I.C. including use of own rig with its accessories, tools and plants and consumable etc. for lowering of 125mm dia consumable etc. for lowering if 125mm dia PVC/GI Pipes for housing filled with socket and with or without well screen as per the necessity for soft, medium, hard and boulder formation (GI/PVC) casing pipes it required to prevent collapse of overburden portion is to be provided by the contractor including lowering and withdrawing after completion of tubewell. (a) Drilling of 125mm dia bore.i) 0m to 40m

(2.2.1) Construction of Tube Well from ground level and upto 100 mtr. depth to accommodate housing and assembly pipe in all type of alluvium strata, unconsolidated formation such as pebbles, boulders etc. by percussion/ rotary drilling method as per IS:2800 Part 1: 1991 and IS:2800 Part II: 1979 (both amended upto date) and technical specifications for removal of overburden. The work includes the cost of lowering of casing pipe, but excludes the cost of casing pipe. Nominal bore 200 mm dia.

Labour for drilling a perfectly vertical bore holes of specified dia for a specified depth below ground level through consolidated and unconsolidated rock with down the hole hammer drilled rig as required to suit the site condition as per the direction of E.I.C. including use of own rig with its accessories, tools and plants and consumable etc. for lowering of 125mm dia consumable etc. for lowering if 125mm dia PVC/GI Pipes for housing filled with socket and with or without well screen as per the necessity for soft, medium, hard and boulder formation (GI/PVC) casing pipes it required to prevent collapse of overburden portion is to be provided by the contractor including lowering and withdrawing after completion of tubewell. (a) Drilling of 125mm dia bore.i) 0m to 40m

(2.2.1) Construction of Tube Well from ground level and upto 100 mtr. depth to accommodate housing and assembly pipe in all type of alluvium strata, unconsolidated formation such as pebbles, boulders etc. by percussion/ rotary drilling method as per IS:2800 Part 1: 1991 and IS:2800 Part II: 1979 (both amended upto date) and technical specifications for removal of overburden. The work includes the cost of lowering of casing pipe, but excludes the cost of casing pipe. Nominal bore 200 mm dia.

Labour for drilling a perfectly vertical bore holes of specified dia for a specified depth below ground level through consolidated and unconsolidated rock with down the hole hammer drilled rig as required to suit the site condition as per the direction of E.I.C. including use of own rig with its accessories, tools and plants and consumable etc. for lowering of 125mm dia consumable etc. for lowering if 125mm dia PVC/GI Pipes for housing filled with socket and with or without well screen as per the necessity for soft, medium, hard and boulder formation (GI/PVC) casing pipes it required to prevent collapse of overburden portion is to be provided by the contractor including lowering and withdrawing after completion of tubewell. (a) Drilling of 125mm dia bore.i) 0m to 40m

Labour for drilling a perfectly vertical bore holes of specified dia for a specified depth below ground level through consolidated and unconsolidated rock with down the hole hammer drilled rig as required to suit the site condition as per the direction of E.I.C. including use of own rig with its accessories, tools and plants and consumable etc. for lowering of 125mm dia consumable etc. for lowering if 125mm dia PVC/GI Pipes for housing filled with socket and with or without well screen as per the necessity for soft, medium, hard and boulder formation (GI/PVC) casing pipes it required to prevent collapse of overburden portion is to be provided by the contractor including lowering and withdrawing after completion of tubewell. (a) Drilling of 125mm dia bore.i) 0m to 40m