Const. of deep tubewell of 200 by 180 mtr with lowering of 300 by 200 mm M.S.assembly by DC Rig machine and Development of Tubewell by Air compressor and O.P.Unit including supply of MSERW 300 at Kannauj

Amount

Drilling of Borehole for Tubewell construction by DC Rig Machine including tranportation, errection, dismantling of Rig and associated T&P complete in all respect including required all materials for 300x 200 mm dia. T.W. Assembly. Transportation, erection and dismantling of rig machine.

Drilling of 200 mm Dia Initial Pilot bore from G.L. to 200 MBGL.

Reaming of 600 mm Dia Bore from G.L. To 66.0 M.B.G.L.

Reaming of 500 mm Dia Bore from 67.0 M.B.G.L. to 100 M.BGL

Reaming of 500 mm Dia Bore from 101.0 M.B.G.L. to 200 M.BGL

MSERW tubewell assembly with all required parts like plain pipe,slotted pipe(as required upto 50% of plains) rings, well cap, bail plug, clamp, reducer,cetre guide, support structure etc as required & as per typed design complete in all respect. 7.1 mm thick plain ended 300 mm dia approx 6.0 mtr. Length.

7.1 mm thick 200mm diameter plain/slotted pipes approximate 06 meter length.

Lowering of tubewell assembly, welding, shrouding of Pea-Gravel taking verticality of tubewell and washing (Inner & Back washing) of tubewell complete work as per details given below. Lowering of 300 mm Dia. M.S.Housing pipe from G.L. To 60 M.B.G.L.

Lowering of 200 mm Dia. M.S.Plain/Slotted pipe from 61.0 M.B.G.L. To 100 M.B.G.L.

Lowering of 200 mm Dia. M.S.Plain/Slotted pipe from 101.0 M.B.G.L. To 180 M.B.G.L.

Development of Tubewell by Air Compressor. Transportation, Erection, Dismantling of 350 Psi Air compressor.

Charge of development by 350 Psi Air compressor.

Development of Tubewell by O.P. Unit. Transportation, Erection , Dismantling of 2/3 cusec O.P. Unit and Yield testing.

Charge of development by of 2/3 cusec O.P. Unit.

M/S S D ENGINEERING WORKS