UP Jal Nigam Tender

Supply of all the materials, labour T&P and construction of a R.C.C. Over head tank above ground level with main components, based on IS-3370 or liquid storage concrete in over head tank and foundation concrete as per specification in I.S. 2911. All Components of OHT will be casted in M-30 concrete with cement, coarse sand and approved stone grit as per I.S. 11682 and I.S. 456. The steel for RCC shall be epoxy coated TMT bars- Fe 500/415 as per IS code IS 2062:2011. Minimum depth of foundation below original ground level will be 2.0 M. Seismic effects and wind load should be taken into consideration as I.S. 1893 for earthquake resistance and I.S. 875 part-III for wind load on structure. The assumed bearing capacity of soil has been taken as 8 M.T. sqm. 1m wide RCC stair case from ground lavel to balcony. M.S. ladder made of 50 X 50 X 6 mm angle section and 20 mm plain M.S. bars (specification of M.S. should be as per IS 800-2007) with hand rails of 20 mm medium class G.I. pipes on both sides in three rows from balcony to top dome resting on an RCC platform (75 X 75 cm and 10 cm thick) projecting from top ring beam and one aluminium ladder inside the tank body ( from manhole in top dome to bottom dome). 1 m wide R.C.C. balcony around the tank at the junction point of vertical wall and conical wall. Proper R.C.C. railing and 20 mm dia medium class G.I. pipe (in 3 rows) on both sides of stair case, arround the balcony at each landing from landing with top ring beam upto manhole on the top dome and at the periphery. The G.I. pipes will be supported on R.C.C. posts of 100 mm dia or on the posts made of 50 X 50 X 6 mm M.S. angle section, spaced at intervals not more than 1.5 m. Proper ventilator at top dome in circular shape of 1.2 m dia along with an R.C.C. cover of minimum 1.50 m dia and 7.5 cm thickness, pillar of ventilator should be minimum 50 cm dia. The space between top dome and R.C.C. cover should be covered with mosquito net of standard quality along with expanded metaled jali. Electro Magnetic Flow Meter Lightening conductor as per I.S.S. 2309 of its latest amendments of latest electricity rules. It should consist proper elevation rod with 5 or more fork points proper down conductors of prescribed metal of proper size prescribed by ISS 2309-1969 and ISS 3013-1966. D.I. manhole of min 60 X 60 cm size made of M.S. channel section with adequate cover made of M.S. sheet of minimum 3mm thickness hinged with manhole with locking arrangment. This manhole should be fixed at top dome at proper place.

Supply, fixing, jointing of following size of D.I. D/F Pipes with D.I. D/F specials conforming to IS 8329/2000 as vertical pipes for inlet, outlet, over flow and washout as per latest / relevent I.S. specifications with all jointing materials for proper completion of work including other appurtenant works and excavation in all types of soil. Inlet 200 mm, Outlet 300 mm, Over flow 200mm & Wash out 100 mm. Supply and Fixing of following sizes D.I. D/F sluice valves with hand wheels as per I.S.S. 700/1969 or its latest pressure 10 kg/sqcm including cartage from its store to the site of work, lowering them into trenches, fixing in position & testing etc. complete. Inlet 200 mm, Outlet 300 mm, Wash out 100 mm. Construction of bed blocks in 1:2:4 PCC with cement, coarse sand and approved stone grit under each duck foot bend to support the vertical pipes. These bed blocks should supported on the raft not on the soil. Construction of surface box type Sluice valve chamber for above sluice valve (3 No.) as per departmental type design and drawing including supply and fixing of 150 mm x 150 mm size C.I. surface box including locking arrangement. Construction of washout/ overflow chamber as per departmental type design and drawing. Construction of P. C. C. Floor & Drain and all other necessary work as per departmental type drawing and design. Painting of all concrete surface and steel pipe worrks with three coats of approved cement paint and anticorrosive paints. Testing & Commission etc. all complete work. Testing and submission of test report of bearing capacity of soil from a recoganized Govt. institute. Submission of 5 sets of detailed design and drawing of O.H.T and mix design of M30 concrete done and vetted by Head of the department from any IIT's/Central University as per direction of Engineer-in -charge. The design of tank & foundation will be based upon the soil investigation report which shall be done from any Govt. institute.

1800 KL / 25.0 M Staging