Tender for work on Risk and Cost for Balance work to Rejuvenation of Regional water supply scheme KALADWAS EKLINGPURA PS GIRWA Distt Udaipur on Single Point Responsibility Turn Key Basis

CONSTRUCTION OF TUBE WELL

Construction of Tube-well from ground levels and upto 100 mtr depth and above to accommodate housing and assembly pipe in all type of unconsolidated formation such as pebbles, boulders,collapsible formation etc by Odex drilling method as per IS:2800(part1 &2) 1979 as amended upto date the work include lowering of housing pipe and strainer pipe assembly and casing shoe but including cost of casing shoe and excluding cost of the casing pipe. The work would be completed after obtaining sand free water. Nominal bore 200 mm dia

Supplying and packing P-gravel suitable for slot size/mesh size as suggested in IS 2800(partI) 1991 with latest amendment

Development of tube well as per IS 11189-1985 and IS2800(partI) 1991 (both amended upto date) using suitable compressor to give sand free water for required yield of the gravel packed tube well

Supply of ERW MS black casing pipe ISI marked(IS:4270/2001) or amended upto date of grade Fe 410 of following sizes 200 mm dia NB( Thickness of pipe 5.4 mm and mass of tube 28.46 Kg/m)

Labour charges for making slots on blank pipes made of ERW MS black pipe ISI marked of following sizes,the slotting should be as per IS: 8110-1985 200 mm dia nominal bore of 5.4 mm thickness

S&F Tube well cover of M.S. Sheet 8 mm thick at top & 5 mm thick 100 mm wide shroud around the edge so as to form a cap on the top end of casing pipe with GI nipple 45 cm long & two GI flanges at both end in 80 mm sizes passing through a hole in the center of MS sheet. A 25 mm socket with end plug shall also be welded over top plate ( as per drawing enclosed). A GI nipple having outside thread of size 1/2" (for installation pressure guage) shall be provided and welded with 80 mm GI nipple near top plate nipple shall be provided with end plug 200mm dia

PIPE LINE UNDER RAILWAY TRACK CROSSING WORK

supply and pushing of MS casing pipe of specified thickness by trenchless method adopting any suitable Technology below ground at required depth under running traffic condition as per railway standard including carrying out survey work at the job site for determining underground cable tranches like telephone, cable, water and sanitary lines and resistivity test for finding the soil is strata using necessary equipment for completion of work, mobilizing of machinery and specialised crew at the job site complete in all respect, including excavation of Driven pit and exhit pit (upto 3 metre depth) with proper protection at three sites which shoring sheets and ISMB'S providing MS cutting edge for front Shield and constructing thrust bed at designeted level. necessary dewatering and providing concrete Foundation at the base of Driven pit, PVC/ rubber suddle as per the requirement of railway authority, crane for handing of Pipe and other Machinery ,Tools and tackles required construction of temporary work as per requirement and as per approved by railway authorities, specification and direction of engineer.( protective coating/ lining of done that will be paid extra). in all type of soil. 600 mm dia 12 mm thick casing pipe

PROVIDING, INSTALLATION AND COMMISSIONING OF PUMP SETS