Drilling of Tubewell70 meter deepDeposit Work

Transportation of Rig along with allied accessories etc. complete including erection and levelling at site, through all kinds of roads, approaches, fields etc. in all leads and lifts up to site of work complete in all respects as per the direction of the Engineer-in-charge.Earth work in foundation for digging tube well in all kinds of soil including dewatering, soring, strutting from ground level to 5 mtrs, including disposing of excavated soil including all leads and lifts complete in all respect as per the direction and to the entire satisfaction of Engineer-in-charge

Drilling and lowering of MS casing pipes conforming to IS-4270-2001 with upto date amendments, if any of suitable sizes as mentioned above from 5-30 mtrs below ground level within all leads and lifts. (i) 0 to 5 mtrs

Drilling and lowering of MS casing pipes conforming to IS-4270-2001 with upto date amendments, if any of suitable sizes as mentioned above from 5-30 mtrs below ground level within all leads and lifts. (i) 5 to 25 mtrs

Drilling and lowering of MS casing pipe conforming to IS-4270-2001 with upto date amendments, if any of suitable size as mentioned above from 30-60 mtrs below ground level within all leads and lifts (ii) 30 to 60 mtrs.

Drilling and lowering of MS casing pipe conforming to IS-4270-2001 with upto date amendments if any of suitable sizes as mentioned above from 60-90 mtrs below ground level with in all leads and lifts (iii) 60 to 70 mtrs.

Collection , preservation and display of suitable size sample box with top lid & locking arrangement till handing over of the tube well to the department complete in all respect as per the direction and to the entire satisfaction of Engineer-in-charge within all leads and lifts.

Supply and lowering of IS marked electric resistance welded MS pipes 200mm dia nominal size housing 6.40mm thick having outside diametre 219.10mm screwed and scoketted conforming to IS 4270-2001 with upto date ammendments if any in a random length of 4 mtrs to 7 mtrs 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 cutting, threadings, and welding of pipes etc complete in all respect as per the direction and to the entire satisfaction of Engineer-in-charge within all leads and lifts.

Providing, Fabrication and lowering of MSERW pipe 200mm Dia MS slotted pipe 200mm nominal size housing 6.40 mm thick having outer dia 219.10mm conforming to ISI-specification No. 4270-2011 with upto date ammendments if any about 4 mtrs to 7 mtrs in length should have 1600 slots per mtrs as per IS 8110-1985 of 75x1.57 mm slot size welded about any circumstances joints into the hole vertical position including cost of scaffolding derricks poles clmaps emmbended in foundation etc. complete in all respect and as per the direction and to the entire satisfaction of Engineer-in-charge within all leads and lifts. (ii) The wrapping wire having a "V" shaped (Wedge) profile wire with flat surface on the outside and producing expanding slots on the inside of various dimesions , resistance welded to a cylindrical body made of number of longitudinal special high tensile support rods to provide smooth unrestricted bore which are in turn welded into cylindrical ring coupling on both sides of screens.

Providing and fixing M.S centralized guides at suitable spacing for each tube well as per IS-226-1991 with uptodate amendments if any within all leads and lifts 1x4 Nos. complete in all respect and as per the direction and to the entire satisfaction of Engineer-in-charge within all leads and lifts.