Provision and fixing of Beams, MS Platform and other alied works at Existing pumps in Dhaka pumping station under CLZ.

Providing, laying , testing & commissioning of 'C' class heavy duty MS pipe confirming to IS 3589/IS 1239 including welding fittings like elbows, tees, flanges, tapers, nut bolts, gaskets etc. and fixing the pipe on the wall/celing with suitable clamp/support frame and painting with two or more coats of synthetic enamel paint of required shade complete as reqd. (a) 80 mm dia

Providing & Fixing of MS Platform made out of MS Girder size 8" x 4" (200 mm x 100 mm) fixing in back sides and center supporting with MS angle iron size 50 x 50 x 6 mm with cross welding and fixing of MS chequred sheet of 7 mm thickness on top side of MS platform, back side platform duly welded MS railing with 2" dia MS pipe with 3'6" height to be fixed at site. complete plate and railing duly Painted with enamel paints. (Quantity in Sq. Feet)

Steel work welded in built up sections/framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required. In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works

Providing and laying in position ready mixed or site batched design mixcement concrete for reinforced cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, Portland Pozzolana / Ordinary Portland /Portland Slag cement, admixtures in recommended proportions as per IS: 9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; including pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering, finishing and reinforcement as per direction of the engineer-in-charge, for the following grades of concrete.: Note: Extra cement up to 10% of the minimum specified cement content in design mix shall be payable separately. In case the cement content in design mix is more than 110% of the specified minimum cement content, the contractor shall have discretion to either re-design the mix or bear the cost of extra cement. Concrete of M30 grade with minimum cement content of 350 kg /cum

Centering and shuttering including strutting, etc. and removal of form for:Foundations, footings, bases of columns, etc for mass concrete

Steel reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete upto plinth level Cold twisted bars

Brick work with common burnt clay F.P.S (non modular) bricks of class designation 7.5 in foundation and plinth in:Cement mortar 1:4 (1 cement : 4 coarse sand)

Hire and running charges of crane 20 tonne capacity

Providing and fixing of M.S. Blind Flange with required nut bolts & packing sheet etc. complete as required of following Dia. (a) 500 mm (25 mm thickness)