Public Works Department Tender

Construction of Tube-well upto 100 Meter depth and above in all type of rocks by DTH system and over burden, to accommodate casing pipe of following sizes in all types of soils and over burden including lowering of casing pipes, but excluding cost of casing pipes as per IS : 2800 (Part I & II) 1979 specifications. The work would be completed after obtaining sand free water. The tube well should have a throughout bore as per nominal dia of casing pipe: 125 mm nominal bore

Supply of ERW M.S. black casing pipe ISI marked (IS:4270/1992) of grade Fe410 of following sizes at site of work. 125 mm Nominal bore of pipe

S & F tube well cover of M.S.sheet (6mm thick) with nuts and bolts complete for casing size: 125 mm dia

Providing and fixing steel gate, grating , and grills made of angles, tees, square bars, flats,or black pipe with holdfast and fittings complete as per design and drawing including cutting welding and fabrication with priming coat of red oxide

Wall painting with plastic emulsion paint of approved brand and manufacture to give an even shade including all scaffolding: Two or more coats on new work including prepartion of base with primer, putty, lippy etc complete in all respect.

Painting with synthetic enamel paint of approved brand and manufacture to give an even shade : Two or more coats on new work

Providing and Laying 80 mm thick cement concrete blocks of M-40 Grade (Manufactured with fully mechanised dry cast process with forced action mixer whose arms revolve along the main axis and rotate about its own axis also, having humidity sensor for moisture control of w/c ratio in concrete mix. Manufactured with steel moulds(Milled and manufactured in CSI diamond or CSI Nitro process for accuracy) on steel base plate of min 16 mm thick; Having Vibration and pressing action both together with the help ofmultiple synchronised vibrators. Power of hydraulic station should be minimum 50KW for compaction and cured in controlled chambers having humidity control and automated air circulation system) spreading 25mm thick sand underneath and filling joints with sand on existing W.B.M.base, as per IS15658:2006 and all materials shall conform to MoRTH Specification Clause 602.