Remodeling of old Tube well in Indora Constituency in Tehsil Indora Distt. Kangra Himachal Pradesh TW Dah, TW Kathgarh, TW Lodhwan I II, TW No. 10 Kubbar TW 19 Indpur Tanda TW 21

Amount

Drilling and Lowering of 11 No. Tube wells (140 mtr b.g.l.and mode of drilling is rotary Rig.) Transportation of Rig along-with allied accessories etc.complete including erection and levelling at site through all kind of roads,approaches field etc.in all leads and lifts upto site of work complete in all respect with the entire satisfacitn of Engineer-in-Charge.

Drilling of bore as per specifications laid down in IS-2800-1991(Part-I) with uptodate ammendments,if any;with Percussion Rig or combination drilling Rig starting with 650-600mm.dia M.S.Pipe reduced to 450-400mm.dia M.S.pipe confirming to IS-4270-2001 with uptodate ammendments,if any in all kinds of soils,boulders,rocks, collapsible strata,saturated soil, artesian conditions including the cost of all consumables,stores, water, fuel, lubricants and other accessories etc.complete in all respect within all leads and lifts & as per the direction & satisfacton of Engineer-in-charge

Drilling and lowering of M.S.casing pipes 650-600mm.dia confirming to IS-4270-2001 with uptodate ammendments, if any of suitable sizes as mentioned above from 0 to 30 Metres below ground level within all leads and lifts & as per the direction & satisfacton of Engineer-in-charge.

Drilling and lowering of M.S.casing pipes 600-550mm.dia confirming to IS-4270-2001 with uptodate ammendments, if any of suitable sizes as mentioned above from 30 Metres to 60 Metres below ground level within all leads and lifts & as per the direction & satisfacton of Engineer-in-charge.

Drilling and lowering of M.S.casing pipes 550-500mm. Dia confirming to IS-4270-2001 with uptodate ammendments, if any of suitable sizes as mentioned above from 60 Metres to 90 Metres below ground level within all leads and lifts & as per the direction & satisfacton of Engineer-in-charge.

Drilling and lowering of M.S.casing pipes 500-450mm.dia confirming to IS-4270-2001 with uptodate amme dments if any of suitable sizes as mentioned above from 90 to 140 Metres below ground level within all leads and lifts & as per the direction & satisfacton of Engineer-in-charge.

Collection,preservations and display of suitable size sample box with top lid and locking arrangement till handing over of the Tube-Well to the Department complete in all respect within all leads and lifts & as per the direction & satisfacton of Engineer-in-charge.

Supply and lowering of IS-Marked "Electric Resistance Welded Mild Steel Pipe 300mm nominal size housing, 8mm. thick having outside diametre 323.9mm.screwed and socketted confirming to IS-4270-2001 with uptodate ammendments, if any, about 4.00 Metres to 7.00 Metres in length,welded without any circumferential joints into bore hole in vertical position including cost of all scaffolding derricks, poles clamps embedded in foundation etc. including cost of all cuttings,threading and welding of pipes etc.complete in all respect within all leads and lifts & as per the direction & satisfacton of Engineer-in-charge.

Supplying, Fabrication and lowering of IS-marked "Electric Resistance welded Mild Steel Slotted pipe 300mm nominal size housing, 8mm thick having outside diameter 323.9mm screwed and socketted pipe confirming to IS-4270-2001 with upto date ammendments, if any about 4.00 meters to 7.00 meters in length should have 1600 slots per meter as per IS-8110-2000 of 75x1.57mm slot size, welded without any circumferential joints into bore hole in vertical postion including cost of all scaffolding derricks, poles clamps embedded in foundation etc including cost of all cutting, threadings and welding of pipes etc complete in all respect within all leads and lifts & as per the direction & satisfacton of Engineer-in-charge.

Providing and fixing M.S.Taper/Reducer as per lengths approved by the Engineer-in-Charge. The material of M.S. taper/reducer shall be equivalent to prevent pipe material and shall conform to Chemical composition as per Clause-5.2 and Mechanical properties as per Clause-6.1 and Table-1 of IS:4270-2001 with uptodate ammendments, if any, complete in all respect within all leads and lifts & as per the direction & satisfacton of Engineer-in-charge.

Supply and lowering of IS-Marked Electric Resistance Welded Mild Steel pipe 200mm dia nominal size housing, 6.4mm.thick having outside diametre 219.1mm.screwed and socketted confirming to IS-4270-2001 with uptodate ammendments, if any, about 4.00 Metres to 7.00 Metres in length, welded without any circumferential joints into bore hole in vertical position including cost of all scaffolding derricks, poles, clamps embedded in foundation etc. including cost of all cuttings, threadings aqnd welding of pipes etc.complete in all respect within all leads and lifts & as per the direction & satisfacton of Engineer-in-charge.

Supplying, Fabrication and lowering of IS-marked "Electric Resistance welded Mild Steel Slotted pipe 200mm nominal size housing, 6.4mm thick having outside diameter 219.10mm screwed and socketted pipe confirming to IS-4270-2001 with upto date ammendments, if any about 4.00 meters to 7.00 meters in length should have 1040 slots per meter as per IS-8110-2000 of 75x1.57mm slot size, welded without any circumferential joints into bore hole in vertical postion including cost of all scaffolding derricks, poles clamps embedded in foundation etc including cost of all cutting, threadings and welding of pipes etc complete in all respect within all leads and lifts & as per the direction & satisfacton of Engineer-in-charge.

Providing and fixing of M.S.centralized guides at suitable spacing for each Tube-Well as per IS-226-1991 with uptodate ammendments, if any complete in all respect within all leads and lifts & as per the direction & satisfacton of Engineer-in-charge.

Supply,lowering,fixing and lowering in position IS-Marked Mild Steel bail plug of 200mm/330mm. Diametres with 'U' hooks as per IS-2800-1991 with uptodate ammendments,if any complete in all respect within all leads and lifts & as per the direction & satisfacton of Engineer-in-charge.

Providing,fikxing and lowering in position threaded iron cap with locking arrangements of approved design to prevent foreign matter from getting into bore hole as required complete in all respect within all leads and lifts & as per the direction & satisfacton of Engineer-in-charge.

Supply and packing of gravel consisting of hard quartz or other suitable material with an average specific gravity of not less than 2.5, not containing more than 2% by weight of thin flat or stangated pieces shall be of sub rounded grains with minimum anuglar features of size 2-3.35mm.shall be free from impurities such as; shafe,shale mica, felspar, clay, sand, dit loam haematite and organic materials as per IS-4097-1967 with uptodate ammendments, if any arround intake of Tube-Well with minimum thickness of shroud around screen generally 100mm. to the entire depth of the bore as per IS-2800(Part-I):1991 with uptodate ammendments, if any, complete in all respect within all leads and lifts & as per the direction & satisfacton of Engineer-in-charge.

Development of Tube-Well by backwashing method with Air Compressor of minimum 750CFM capacity Pumping pipe of 200mm. Size and Air line of minimum 65mm size or with other suitable method, till the Well is thoroughly developed as per Clause-4.2 of IS-11189:1985, with upto date ammendments, if any; complete in all respect within all leads and lifts & as per the direction & satisfacton of Engineer-in-charge.

Development of Tube-Well by continuous over Pumping method with V.T.Pumps/Submersible Pumps of suitable capacity not less than double the discharge established by the Compressor method/design discharge, untill the well sand free as per IS-11189:1985 with uptodate ammendments, if any; complete in all respect as per the directions of the Engineer-in-Charge. The draw-down and discharge to be established by running the VT/Submersible pump continuously for 8 Hours in the presence of the officer not less than the rank of the Assistant Engineer.

Testing the vertcality of the Tube-Well as per Clause-4.3 of IS-2800(Part-II)-1979 with uptodate ammendments, if any, using plumb or plunger 6mm.smaller in dia within the inside diameter of the Well casing. The result of the verticality test shll be recorded on proforma shown in Appendix-A of IS:2800(Part-II)-1979 with uptodate ammendments, if any as appended with the tender documents.

Dismentalling of Rig or other allied, accessories after completion of job complete in all respect with the entire satisfaction of Engineer-in-Charge.

Development/flushing of 3 No. Tube wells Transportation of Air Compressor and Generator set along-with allied accessories etc. including erection and levelling at site through all kind of roads,approaches field etc.in all leads and lifts upto site of work complete in all respect within all leads and lifts & to the entire satisfaction of engineer-in-charge.

Lowering and Exraction of column assembly alongwith submersible pumping machinery upto 80-150 mm dia and up 250 feet complete in all respect within all leads and lifts upto site of work complete in all respect.

Development of Tube-Well by backwashing method with Air Compressor of minimum 750CFM capacity Pumping pipe of 200mm. Size and Air line of minimum 65mm size or with other suitable method, till the Well is thoroughly developed as per Clause-4.2 of IS-11189:1985, with upto date ammendments, if any; complete in all respect.

Development of Tube-Well by continuous over Pumping method with V.T.Pumps/Submersible Pumps of suitable capacity not less than double the discharge established by the Compressor method/design discharge, untill the well sand free as per IS-11189:1985 with uptodate ammendments, if any; complete in all respect as per the directions of the Engineer-in-Charge. The draw-down and discharge to be established by running the VT/Submersible pump continuously for 8 Hours in the presence of the officer not less than the rank of the Assistant Engineer.

Dismentalling of Air Compressor or other allied, accessories after completion of job complete in all respect.

M/S Sharma Enterpirses

M/S. Mast Ram Jaswal And Co.

PRAGATI TOWERS CORPORATION

ABTAR SINGH AND COMPANY

H.N.SINGH AND COMPANY