Tender For Construction Of Tube Well Up To 100 Mtr. Depth In All Type Of Rocks By Dth System & Over Burden To Accommodate Casing Pipe Of Following Sizes In All Types Of Soils & Over Burden Including Lowering Of Casing Pipes, (If Required) Excluding, Udaipur-Rajasthan
TDR : 54542966
Tender Notice
BOQ
5 Days Left
Udaipur
Rajasthan
Tender For Construction Of Tube Well Up To 100 Mtr. Depth In All Type Of Rocks By Dth System & Over Burden To Accommodate Casing Pipe Of Following Sizes In All Types Of Soils & Over Burden Including Lowering Of Casing Pipes, (If Required) Excluding
Construction of Tube Well up to 100 mtr. depth in all type of rocks by DTH system & over burden to accommodate casing pipe of following sizes in all types of soils & over burden including lowering of casing pipes, (if required) excluding cost of casing pipes, as per IS:2800 Part 1: 1991 and IS:2800 Part II: 1979 (both amended up to date) and technical specifications. The work would be completed after obtaining sand free water. The tube well should have a through out bore as per nominal dia of casing pipe.
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Nominal bore 200 mm dia.
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Add 15% extra on above item for drilling depth beyond 100 mtr, If depth of bore is more than 100 mtr.
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Nominal bore 200 mm dia.
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Supply of ERW M.S. black casing pipe ISI marked (IS: 4270/2001) or amended up to date of following sizes
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200 mm dia NB (Thickness of pipe 5.4mm & mass of tube 28.46 Kg/m)
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Testing verticality of tube well by plumbing system and yield test and draw down test by pumping system as per IS : 2800 (Part – II) – 1979 or as per amended up to date.
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Supply & Fixing tube well cover of MS sheet 8mm thick at top & 5mm thick 100mm wide shroud around the edge so as to form a cap on the top end of casing pipe with GI Nipple 45cm long & two GI flanges at both ends in 80mm sizes passing through a hole in the centre of MS sheet. A 25 mm socket with end plug shall also be welded over top plate. A GI nipple having outside thread of size 1/2\\" (for installation pressure gauge) shall be provided & welded with 80mm GI nipple near top plate nipple shall be provided with end plug.
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200mm dia
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Supply & Fixing M S clamp set of 50x6 mm flat from iron with nuts and bolts etc. for holding the riser pipe assembly of submersible pump set. Please Enable Macros to View BoQ information
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