Providing and installation of one No Tubewell in place of failure tubewell and Laying of 6 inch id DI Raising main at village Kawalgarh Tehsil Ratia

Amount

Drilling of 685.80 mm dia bore by hydraulic rotary drilling (reverse circulation method) according to ISI specification No. 2800-1991 (Part-I) as amended upto date and modified to extent of the specification attached with this schedule of items of work in all kinds of soils and boulders upto 125mm dia except rocky strata including the cost of all consumable stores, fuel, oil, soil stabilizing material and transportation of rig and other accessories to the site of proposed bore and back (including cost of lowering of all sizes of casing pipe while boring and extracting the same against earth frictions etc.) complete to the satisfaction of the Engineer-in-Charge.1 to 160 meters bore hole

Supplying and lowering 273.10mm outer dia ERW steel pipes as per IS 4270/1992 as amended upto date, duly ISI marked for housing pipe in 4 to 7 meters random length with 88.90mm of threaded ends (8 threads to an inch or 25.40mm) manufactured out of 8.00mm thick M.S. plates with required number of M.S. socket 177.80mm length with inside thread to match the pipe threads and made out of M.S. plate in to borehole in vertical position including cost of all scaffolding, derricks, Jim, poles, tools and plants, ropes, gays M.S. clamp embedded in foundation etc. complete in all respects to the satisfaction of the Engineer-in-charge of the work including cost of all cutting, threading of pipe, welding where required and all sockets. 105 Meters

Supplying and lowering 219.10mm outer dia ERW steel pipes as per IS 4270/1992 as amended upto date, duly ISI marked for housing pipe in 4 to 7 meters random length with 88.90mm of threaded ends (8 threads to an inch or 25.40mm) manufactured out of 6.40mm thick M.S. plates with required number of M.S. socket 162.4mm length with inside thread to match the pipe threads and made out of M.S. plate in to borehole in vertical position including cost of all scaffolding, derricks, Jim, poles, tools and plants, ropes, M.S. clamp embedded in foundation etc. complete in all respects to the satisfaction of the Engineer-in-charge of the work including cost of all cutting, threading of pipe, welding where required and all sockets. 40 Meters

Supplying and providing 200mm i/d all welded low carbon galvanized steel (LCG) cage type V-wire wound screen confirming to ISI 8110-2000, IS 4270-1992 and composition of material as per ISI-1012 of outer dia 221mm equivalent thickness 8.00mm, tensile load 14000 Kg. minimum and ring thickness 8mm, slot opening 0.75mm, open area 25%, 15 Meters

Supplying, fixing and lowering reducing socket as per IS:226/1975 as amended upto date 273.10mm outer dia, into 219.10mm outer dia with 8 threads per inch or 25.40mm, to be made out of M.S. plate with interior threads to be suitable for jointing outer dia pipe and 219.10mm outer dia ERW pipe as per item No. 2 and 3 above or by cement grouting. 1 No.

Providing and fixing in position suitable bail plug hook of 219.10mm as per IS 226/1975 as amended upto date, including the cost of M.S. screwed sockets etc. complete in all respects to the entire satisfaction of the Engineer-in-charge of the work. 1 No.

Supplying and packing graded gravel of size as per ISI 4097/1988, as amended upto date and specification attached with this schedule of item of work. The gravel should be free from dust, dirt or vegetable matters. Packing to be done from the housing pipe to the bottom of liner all around in the bore and will be placed after liner and housing pipes have been lowered and suitably clamped. Thickness and size of the gravel packing will be as directed by the Engineer-in-charge strictly as per relevant ISI. 45 Cum

Supplying and fixing well threaded M.S. cap for 273.10 outer dia M.S. pipe as per ISI 226/1975 as amended upto date to the satisfaction of the Engineer-in-charge. 1 No.

Supplying as per IS: 226/1975 as amended upto date deodar wooden box made of 20mm thick wood size 60cm x 30 cm x 75cm with lid and locking arrangement etc. for preserving the strata samples received from the bore as and when desired by the Engineer-in-Charge. 1 No.

Supplying and fixing 273.10 M.S. clamp as per IS: 226/1975 as amended upto date for supporting the housing pipe supported on two girders not less than 100mm x 150mm and two meters long each embedded in suitable foundation as approved by the Engineer-in-Charge. 1 No.

Development of T/well according to clause 9.3 of IS: 2800-1991 (Part-I) as amended upto date and specifications attached and as directed by the Engineer-in-Charge of the work including the cost of all consumable stores, fuel, oil, compressors, pumps and machinery etc. as required for this work. When developed by compressor of 600 CFM, 250 PSI and suitable rating of 20 hours, 20 hours

Bidder Name

Amount

Dharam Pal Contractor

ONKAR SINGH

Mandeep Singh Contractor

Krishan Kumar

HANISH CHHABRA CONTRACTOR

Sushil Kumar Contractor

Narender Kumar

Dharam Pal Contractor

Sushil Kumar Contractor

Krishan Kumar

Narender Kumar

ONKAR SINGH

HANISH CHHABRA CONTRACTOR

ONKAR SINGH

Krishan Kumar

Mandeep Singh Contractor

Sushil Kumar Contractor

Narender Kumar

HANISH CHHABRA CONTRACTOR