Cleaning of deposited wet bed material from Pressurized desilting chamber, open desilting basin, Drop type weir and open channel and other allied works at Bindu Barrage complex, WBSEDCL at PO- Jaldhaka Hydel Project Dist- Kalimpong Pin-734503.

Cleaning of wet bed materials from the floor and hopper of pressurised desilting chemberl and disposal of the same with all lead and lift using man, machine,tools,and tacklesas required complete.(Mode of measurement: the volume will be assed by data of in situ pre-levelling & insitu post levelling and there will be no deduction on acount of compaction & shrinkage over the calculated volume as above. Necessary cost for arangments of lights, pumps, wiring etc has to be borne by the contractor) [For pressurised desilting chamber].

Making of tempoary bund for storage of water using empty cement bags, filled with locally available sand, stitching, carrying and placing the same in position including all incidental charges complete in all respect.(Payment will be made as per number of bag utilised) [For pressurised desilting chamber]

Weaving wire mattress as directed with wire of 4mm dia. And making sausage crate of required shape after tying all intersections including joining longitudinal ends, closing ends of sausage, carriage of wire to site of work complete in all respect as per direction of the Engineer-in-charge including cost of supply of G. I. wire. (With 100mm x 100mm mesh) [For pressurised desilting chamber].

Making and supplying of 6.90m long bamboo ladder using strong bamboo post of 75 mm dia as directed by the EIC [For pressurised desilting chamber].

Cleaning of wet bed materials from the floor and hopper of Bindu Khola Drop type weir, Open desilting basin and disposal of the same with all lead and lift using man, machine,tools,and tacklesas required complete.(Mode of measurement: the volume will be assed by data of in situ pre-levelling & insitu post levelling and there will be no deduction on acount of compaction, shrinkage & shrinkage over the calculated out volume as above[For open desilting basin, Drop type weir and open channelr]

Making of tempoary bund for storage of water using empty cement bags, filled with locally available sand, stitching, carrying and placing the same in position including all incidental charges complete in all respect.(Payment will be made as per number of bag utilised). [For open desilting basin, Drop type weir and open channelr]

Dismantling R.C. floor, roof, beams etc. including cutting rods and removing rubbish as directed within a lead of 75 m. including stacking of steel bars. (a) In ground floor including roof.

Centering and shuttering including strutting, propping etc. and removal of form work for : 4.3.1 Foundations, footings, bases for columns

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete above plinth level. Thermo-Mechanically Treated bars of grade Fe-500D or more.

Providing and laying cement concrete in retaining walls, return walls, walls (any thickness) including attached pilasters, columns, piers, abutments, pillars, posts, struts, buttresses, string or lacing courses, parapets, coping, bed blocks, anchor blocks, plain window sills, fillets, sunken floor etc., up to floor five level, excluding the cost of centering, shuttering and finishing: 1:1½:3 (1 cement : 1½ coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources).