bids are invited for replacement of k-block sewage pump alongwith the other associated items at nii, new; 1 replacement of old defective sewage sub-mersible pump suitable for 100mm x 100mm solid sewage discharge having 1,00,000 lph capacity at 10-20 mtr height, motor 1405 rpm, 3 phase, including buy back of old pump, wire, pipes etc and installation of similar capacity, make, size and design sewage pump alongwith the water level sensor, power and control cables, etc. for the dismantling and installation, any additional manpower required or cleaning of the sump is required, the same will be arranged by the agency at their risk and cost. 1 no 2 providing & fixing ksb control panel with dol starter and level controller. 1 no 3 providing and fixing of ms angle, channel, plates etc suitable for the pumps and other areas including one coat primer and two coat enamel painting etc. 250 kg 4 providing and fixing heavy duty pvc flexible pipe with hose nozzles and ss clamps to be connected with the submersible pump’s discharge flange at both locations as per the site requirement. 6 mtr 5 demolishing cement concrete manually/ by mechanical means, including disposal of material within the campus as per the direction of engineer - in-charge 10 cum 6 providing and fixing chlorinated polyvinyl chloride (cpvc) pipes, having thermal stability for hot & cold water supply, including all cpvc plain, bend, elbow, socket & brass threaded fittings. this includes jointing of pipes & fittings with one-step cpvc solvent cement, trenching, refilling & testing of joints, complete as per the direction of the engineer in charge. 100 mm nominal diameter pipes (astral make) 30 mtr 7 providing and laying in position cement concrete of specified grade, including the cost of centering and shuttering - 1:2:4 (1 cement: 2 coarse sand (zone-iii) derived from natural sources: 4 graded stone aggregate 20 mm nominal size derived from natural sources) 2 cum 8 40 mm thick fine dressed stone flooring over 20 mm (average) thick base of cement mortar 1:5 (1 cement: 5 coarse sand), including pointing with cement mortar 1:2 (1 cement: 2 stone dust) with an admixture of pigment to match the shade of stone. red sand stone 15 sq.mtr 9 supplying, fixing, testing, and commissioning of a 100mm non-return valve with dual plate of ci body ss plates vulcanised nbr seal, flanged end & pn 16 pressure rating 1 nos 10 supplying, fixing, testing, and commissioning of 100 mm butterfly valve (manual) with ci body ss disc nitrile rubber sheet & o ring or cpvc & pn 16 pressure rating 1 nos 11 providing, fixing and welding of heavy-duty ms or cpvc flange, heavyduty nut-bolts, washer and rubber gas kit etc as per site requirement 8 nos 12 miscellaneous other works i.e electrical connection, re-arrangement of wiring, temporary supports etc, 1 lot 13 providing and fixing ss304 8mm thick chain for lifting of motor etc 20 mtr. 14 providing a welder/electrician/mason/painter/carpenter etc alongwith the tools and with a helper as per the site requirement 01 no rate only 15 providing and applying double-coat plastic/enamel paint over a single coat of primer on wall/metal items etc as per site requirement. 01 sq.mtr rate only