Water Resources Department Tender

Providing and placing in Position of Plain cement concrete of grade M15 using hard broken stone aggregate of maximum nominal size of 60% of 40mm and 40 % of 20mm IS specified grading and using crushed stone sand(m-sand) ( to achieve the specified characteristic strength of 15 N / mm² in 28 days ) and mixing the incredients in approved mixer including dewatering of the placement site by baling/pumping and diverting wherever necessary placing in layers and watering, curing, finishing the surface with all leads and lifts etc., complete in all respects so as to attain the profile and strength as specified in the approved drawings and specification etc., complete complying with standard specification and as directed by the departmental officers.

Supplying and erecting water tight steel centering for sides and sofits including supports and strutting upto 3.29M height for plain surface such as RCC slab, vertical slabs, side slabs of RCC works wioth all cross bracings using mild steel B.G.10gauge sheets of size 90cm x60cmx10 gauge stiffend with welded mils dteel angels of size 25mm x25mmx3mm for boarding laid over silver oak(country wood) joists of size 10cmx6.5 spaced at about 90cm centre to centre and supported by casurina props of 10cm to 13cm dia spaced at 75cm centre to centre etc., complete complying with standard specification and as directed by the Engineer incharge of work (The retrieved materials should be taken back by the contractor). The payment should be made after the concrete is laid.

Without strutting

With strutting

Manufacturing and fixing of M15 grade cement concrete block of size 300X250X200mm using hard broken stone aggregate of maximum nominal size of 20mm including moulding charges casting of blocks, finishing, curing and conveyance of all materials to work site and fixing the same in postion and handling charges for the same in position including all other incidental charges etc., complete complying with standard specification and as directed by the departmental officers.

Gravel backing to cast in situ side slope lining including labour charges for filling in layers, watering, tamping under optimum moisture content to get the maximum density and all incidential charges etc. complete complying with standard specification. as as directed by the departmental officers.

Providing construction contraction and lift joints in masonry, concrete including placing Mastic pad of 20mm thick (1.04 kg of asphalt & 5.90 m² of Mastic pad required for 1 Rm) at the joints below the water stopper after cutting to the required size including filling the joints with mastic filling as specified in the drawings and specification etc., complete complying with standard specification and as directed by the departmental officers.(For Pier)

Fabricating, Supply and erection of screw gearing Steel shutter of with gear box arrangements size 0.90m x 0.90m , made out of 8mm thick Mild Steel plates and 65 x 65 x 6mm Mild Steel Channels for outer frame with each 1 No of vertical and Horizontal stiffeners at equal spacing made out of same section and 8 mm Mild Steel plate for Gusset plate 2 Nos. of size 0.30 x 0.23m with required bolts and nuts and shutter Groove Angle made out of 100 x 100 x 10mm Mild Steel angle with required height including welding of Holdfast of size 40 x 40 x 6 mm Mild Steel angle 3 Nos and Screw rod 50mm dia Mild Steel Round Rod duly machined and fully threaded to suit the Capstan Head Assembly with required bolt and nut and Top beam made out of 150x75mm (ISMB 150) duly drilled to suit the Head set Assembly with required bed bolt made out of 25mm Mild Steel Round Rod duly threaded with suitable anchorage arrangements to a height of 0.9m with necessary Fish plate made out of 12 mm Mild Steel Plate of Size 0.23 x 0.30m, 2 Nos and the cast Iron Head Set Assembly medium duly with Hexagonal nut (approximate 50Kg) duly machined with nut, threading to suit the screw rod with including cost of ball bearings for smooth operation cost of grease. one coat of Anticorrosive black paint over the one coat Res Oxide primer etc., The cost shall include required handle for shutter operation and conveying loading and unloading charges including petty civil work and trail operation etc., complete.

GST at 18%