Tender For Cleaning Of Deposited Silt, Grit, Muck And Other Debris From The Sump Pit And Open Channel From Transfer Structure To Forebay Tank, Aqueduct Bridge, Tail Race Channel Including Jungle Cleaning And Allied Civil Rectification Works Under Sta
Tender Overview
Project Description
Tender for Cleaning Of Deposited Silt, Grit, Muck And Other Debris From The Sump Pit And Open Channel From Transfer Structure To Forebay Tank, Aqueduct Bridge, Tail Race Channel Including Jungle Cleaning And Allied Civil Rectification Works Under Stage-Ii Powerhouse Of Jaldhaka Hydel Project, Dist.- Kalimpong- 734503.
BOQ
| Sl. No. | Item Description |
| 1 | Clearing grass and removal of the rubbish up to a distance of 50 m outside the periphery of the area cleared. |
| 2 | Cleaning of deposited silt,grit, sand,pebbles, boulders etc. from the bottom of open channel,TRC, Aqueduct etc. & disposing the same at natural river or as directed by head load or any other suitable method including the necessary tools & tackles etc. complete in all respect. |
| 3 | Cleaning of deposited silt,clay,sand etc. from the bottom of bell mouth portion of forebay tank & including the necessary tools & tackles etc. complete in all respect. The cost is inclusive of labour required for operation of flushing valve as and when required. |
| 4 | Cleaning of deposited silt,clay,sand etc. from the bottom of forebay tank (excluding bellmouth portion) & disposing the same at natural river or as directed by head load or any other suitable method including the necessary tools & tackles etc. complete in all respect. |
| 5 | Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete. |
| 6 | Painting with ready mixed Black Japan of approved make and brand including smoothening surface b) Two coats |
| 7 | 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: 1:3:6 (1 cement : 3 coarse sand (zone-III) derived from natural sources : 6 graded stone aggregate 20 mm nominal size derived from natural sources) |
| 8 | Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, for all lift, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.All kinds of soil. |
| 9 | Demolishing cement concrete manually/ by mechanical means induding disposal of material within 50 metres lead as per direction of Engineer -in - chargeNominal concrete 1 or richer mix (including equivalentdesign mix) |
| 10 | Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means, induding loading. transporting, unloadng to approved municipal dumping ground or as approved by Engineer-in-charge, beyond SO m initial lead. for all leads including all lifts involved. |
| 11 | Labour for laying 150 mm to 200 mm boulder soling including rough dressing hand packing and ramming down small pieces in the interstics including rolling and preparing the bed to proper level and filling up all joints with sandy clay or earth. |
| 12 | Rubble masonry in cement (1:6) with hard dressed stones from approved quarries and clean, coarse and washed sand including carriage of all materials to site. (a) In Road and Jhora Work |
| 13 | Centering and shuttering including strutting, propping etc. and removal of form work for : Retaining walls, return walls, walls (any thickness) including attached pilasters, buttresses, plinth and string courses fillets, kerbs and steps etc. |
| 14 | 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: 1:2:4 (1 Cement : 2 coarse sand (zone-III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources) |
| 15 | Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level. Thermo-Mechanically Treated bars of grade Fe-500D or more. |
| 16 | Plum concrete work with 40% cement concrete with 30mm down graded stone metal & 60% stone boulder to size 150mm and above, placed in position as directed excluding shuttering if any. i) (1:3:6) proportion. |
| 17 | Back filling behind abutment, wing wall and return wall complete as per drawing and Technical specification. Granular material |
| 18 | Providing weep holes in Brick masonry / Plain / Reinforced concrete abutment, wing wall / return wall with 100 mm dia AC pipe, extending through the full width of the structure with slope of 1V:20H towards drawing face. Complete as per drawing and Technical specifications. |
| 19 | Repairs to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sq_meters and under, including cutting the patch in proper shape. raking out joints and preparing and plastering the surface of the walls complete, including disposal of rubbish to the dumping ground, all complete as per drection of Engineer-in-Charge-With cement mortar (1 cement : 4 fine sand) |
| 20 | Supplying empty Cement bags in good condition. |
| 21 | Filling empty Cement bags with dry earth or sand, stitching the bag (cost of thread included) and carrying and placing them in position and all incidental charges complete but excluding cost of sand and gunny bags. |
| 22 | Supply of Labours for a day for cleaning of all sumppits, some portion of penstoke pipe and drain, etc. of power house including carrying the mud ,slurry,debris etc. from the sumppit and drain to out side the Stage -II power house compound as per direction |
| 23 | Installation of dewatering pump set & hose pipe to the sump pits of Stage II Power House including tools, tackles, all electrical fittings complete in all respect where only pump, hose pipe & electricity will be supplied from the Stage II Power House |
| 24 | Uninstallation of dewatering pump set & hose pipe from the sump pits and placing it to desired location as directed by the EIC complete in all respect. |
| 25 | Operation of dewatering pump for a day for cleaning of sump pits as and when required with safety complete in all respect |
| 26 | Cutting of branches of trees, uprooting and removing stumps & roots, trimming of grass and weeds and cleaning accumulated unwanted material including operation of silt excluder valve if needed on pier cap of Jhalung aqueduct bridge maintaining proper safety equipment for all the worker and under strict supervision. Please Enable Macros to View BoQ information |
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Upcoming · 10 daysBid Opening Date
Technical bids will be opened and evaluated.
Upcoming · 12 daysTender Documents
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