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Tender For Providing Drainage And Interlocking At The Backside Of The Department Of Mathematics; 1 EARTH WORK 2 Earth work in surface excavationnot exceeding 30 cm in depthbut exceeding 1.5 m in width as well as 10 sqm on plan including getting out and disposal of excavated earth anywhere in the campus, as directed by Engineer-in- Charge: 3 All kinds of soil 4 Earth work in excavation by mechanical means (Hydraulic excavator)/ manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth anywhere in the campus and for all lift, as directed by Engineer-in-charge. 5 All kinds of soil 6 Earth work in excavation by mechanical means (Hydraulic excavator)/ manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth anywhere in the campus and any lift, as directed by Engineer-in-charge. 7 Ordinary rock 8 Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 and for all lif. 9 Felling trees of the girth (measured at a height of 1m above ground level), including cutting of trunks and branches, removing the roots and stacking of serviceable material and disposal of unserviceable material. 10 Beyond 30 cm girth upto and including 60 cm girth 11 Filling quarry muck in layers not exceeding 20 cm in depth, breaking clods, watering, rolling each layer with ½ tonne roller, or wooden or steel rammers, and dressing up, in embankments for roads, flood banks, marginal banks, and guide banks etc., lead upto 50 m and lift upto 1.5 m : 12 CEMENT CONCRETE (CAST IN SITU) 13 Providingandlayinginpositioncementconcreteof specified grade excluding the cost of centering and shuttering - All work up to plinth level : 14 1:4:8 (1Cement : 4 coarse sand (zone-Ill) derived from natural sources: 8 graded stone aggregate 40 mm nominal size derived from natural sources) 15 Centering and shuttering including strutting, propping etc. and removal of form work for: 16 Foundations, footings, bases for columns 17 REINFORCED CEMENT CONCRETE 18 Providing and laying in position specified grade of reinforced cement concrete,excludingthecostofcentering,shuttering,finishingand reinforcement - All work up to plinth level : 19 1:1.5:3(1 cement: 1.5 coarse sand (zone-Ill) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources) 20 Centering and shuttering including strutting, propping etc. and removal of form for 21 Foundations,footings,basesof columns,etc.formass concrete 22 Steelreinforcement forR.C.C.workincludingstraightening,cutting, bending, placing in position and binding all complete above plinth level. 23 Thermo-Mechanically Treatedbars of gradeFe-500D or more. 24 MASONRY WORK 25 Providing and laying factory made precast cement concrete solid blocks of grade M10 from approved manufacturer 26 For foundation, basement and plinth upto plinth level including all cost of materials, labour charges etc. 27 using blocks of 200mm thickness, in cement mortar 1:6 (1 cement : 6 coarse sand) 28 WOOD AND P. V. C. WORK 29 Providing and fixing M.S. grills of required pattern in frames of windows etc. with M.S. flats, square or round bars etc. including priming coat with approved steel primer all complete. 30 Fixed to steel windows by welding 31 STEEL WORK 32 Structural steel work in single section, fixed with or without connecting plate, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete. 33 FINISHING 34 12 mm cement plaster of mix: 35 1:4(1 cement: 4 fine sand) 36 Finishing with Epoxy paint (two or more coats) at all locations prepared and applied as per manufacturer"s specifications including appropriate priming coat, preparation of surface, etc. complete. 37 On steel work 38 Dismantling and Demolishing 39 Demolishing cement concrete manually/ by mechanical means including disposal of material outside the campus at contractors account as per direction of Engineer - in - charge. 40 Nominal concrete 1:4:8 or leaner mix (including equivalent design mix) 41 Demolishingbrickworkmanually/bymechanicalmeansincluding stacking of serviceable material and disposal of unserviceable material outside the campus at contractor"s account as per direction of Engineer-in-charge. 42 In cement mortar 43 Dismantling of flexible pavement (bituminous courses) by mechanical means and disposal of dismantled material outside the campus at contractor"s account as per direction of Engineer-in-charge. 44 ROAD WORK 45 Providing and laying factory made chamfered edge Cement Concrete paver blocks in footpath, parks, lawns, drive ways or light traffic parking etc, of required strength, thickness & size/ shape, made by table vibratory method using PU mould, laid in required colour & pattern over 50 mm thick compacted bed ofsand, compacting and proper embedding/laying of inter locking paver blocks into the sand bedding layer through vibratory compaction by using plate vibrator, filling the joints with sand and cutting of paver blocks as per required size and pattern, finishing and sweeping extra sand. complete all as per direction of Engineer-in-Charge. 46 80 mm thick C.C. paver block of M-35 grade with approved colour design and pattern. 47 WATER SUPPLY 48 Providing and fixing Unplasticized Polyvinyl Chloride (UPVC) pipes of specified pressure rating for domestic water supply, conforming to IS:4985 including all UPVC plain & brass threaded fittings(as per IS:7834/IS:10124). This includes jointing of pipes & fittings with solvent cement, testing of joints, trenching, refilling, complete as per direction of Engineer in Charge. External work 49 10kgf/cm2 Pressure rating 50 25mm nominal dia pipes 51 32mm nominal dia pipes 52 63mm nominal dia pipes 53 110mm nominal dia pipes 54 DRAINAGE 55 Supplying and fixing Fibre Reinforced Plastic(FRP)cover with frame for manholes 56 600x600mm square FRP cover (Light duty) the weight of the cover to be not less than 14kg 57 WATER PROOFING 58 Providing and laying water proofing treatment over the concrete surface by applying cement based two component polymer modified water proofing slurry coating (SIKA Topseal 109 or equivalent)after cleaning the surface free from scale, rust, grease, oil etc. preparing the surface to be true and flat and saturatedmixing the liquid (A) and powder (B) components in the required ratio, applying in required number of coats with a suitable interval for hardening in between and finally finished by rubbing down with a soft, dry sponge including protecting the applied surface from direct sunlight and strong wind and curing by gunny bags or polythene sheeting upto 5 days etc. complete as per manufacturer recommendations.
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