Retrofitting And Face Lift Of 1.50 Lakh Litres Capacity Oht And 1.00 Lakh Litres Capacity Sump At Mandapathur Tsunami Hamlet In Kottucherry Commune, Karaikal (Ii Call)- 1 Earthwork in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5m 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 per direction of Engineer-in-charge , within a lead of 50m - all kinds of soil 2 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 upto 50m and all lift 3 Supplying and filling in plinth with river sand under floors, including watering ,ramming consolidating and dressing complete 4 Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - all work upto plith level - 1:4:8 (1 cement : 4 fine aggregate : 8 graded stone aggregate 40mm nominal size) 5 Extra for providing and mixing water proofing material in cement concrete work in doses by weight of cement as per manufactures specification. 6 Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finsishing and reinforcement - All work upto plinth level 1:1.5:3 (1cement : 1.5 fine aggregate : 3 graded stone aggregate 20 mm nominal size) 7 Reinforced cement concrete work in walls (any thickness) , including attached pilasters, buttresses , plinth and sting courses , fillets , columns , pillars , piers , abutments , posts and struts etc. upto floor five level excluding cost of centering , shuttering , finishing and reinforcement - 1:1.5:3 (1 cement : 1.5 fine aggregate : 3 graded stone aggregate 20mm nominal size) 8 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 Fe - 500D or more 9 Reinforced cement concrete work in beams, suspended floors, roofs having slope up to 15degree landings, balconies , shelves, chajjas, lintels , bands , plain window sills , staircases and spiral stair cases above plinth level up to floor five level excluding the cost of centering ,shuttering, finishing and reinforcement , with 1:1.5:3 (1 cement : 1.5 fine aggregate : 3 graded stone aggregate 20mm nominal size) 10 Brick work with common burnt clay F.P.S (non modular) bricks of class designation 3.5 in superstructure above plinth level upto floor five level in all shapes and sizes in - cement mortar 1:6 ( 1 cement : 6 fine aggregate) 11 Steel work welded in built up sections / framed work, including cutting,hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required - in gratings, frames, guard bar, ladder, railings, brackets,gates and similar works 12 Providing and fixing stainless steel (grade 304) railing made of hollow tubes, channels, plates etc., including welding ,grinding. Buffing, polishing and making curvature (whereever required) and fitting the same with necessary stainless steel nuts and bolts complete. i/c fixing the railing with necessary accessories & stainless steel dash fasteners, stainless steel bolts etc., of required size, on the top of the floor or the side of waist slab with suitable arrangement as per approval of Engineer-in charge (for payment purpose only weight of stainless steelmembers shall be considered excluding fixing accessories such as nuts, bolts,fasteners etc.,) 13 Cement concrete flooring 1:2:4 (1 cement : 2 fine aggregate : 4 graded stone aggregate) finished with a floating coat of neat cement, including cement slurry, but excluding the cost of nosing of steps etc .complete - 40mm thick with 20mm nominal size stone aggregate 14 Providing and laying rectified glazed ceramic floor tiles of size 300x300 mm or more (thickness to be specified by the manufacturer) of 1st quality conforming to IS:15622 of approved make in all colours , shades, except white, ivory, grey, fume red brown, laid on 20mm thick cement mortar 1:4 (1 cement : 4 fine aggregate) jointing with grey cement slurry @3.3 kg per sqm including pointing the joints with white cement and matching pigments etc., complete 15 12mm cement plaster of mix -1:4 ( 1 cement : 4 fine sand) 16 Extra for plastering exterior walls of height more than 10 m from ground level for every additional height of 3 m or part thereof 17 Finishing walls with premium acrylic smooth exterior paint with silicone additives of required shade - New work (two or more coats applied @1.43 ltr / 10 sqm over and including priming coat of exterior primer applied @0.90 litre / 10sqm) 18 Finishing with epoxy paint (two or more coats) at all locations prepared and applied as per manufacturers specifications including appropriate priming coat, preparation of surface, etc.complete - on concrete work 19 Removing white or colour wash by scrapping and sand papering and preparing the surface smooth including necessary repairs to scrarches etc.complete 20 Painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade - One or more coats on old work 21 Repairs to plaster of thickness 12mm to 20mm in patches of area 2.5 sq.metres 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 as per direction of Engineer-in-charge - with cement mortar 1:4 (1 cement : 4fine aggregate) 22 Demolishing R.C.C work manually / by mechanical means including stacking of steel bars and disposal of unserviceable material within 50 metres lead as per direction of Engineer-incharge. 23 Dismantling steel work manually / by mechanical means in built up sections without distembering and stacking within 50 metres lead 24 Providing and fixing soil,waste and vent pipes - 100 mm dia - sand cast iron S&S pipe as per IS: 1729 25 Providing flanged joints to double flanged C.I / D.I. pipes and specials , including testing of joints - 150mm diameter pipe 26 Providing flanged joints to double flanged C.I / D.I. pipes and specials , including testing of joints - 200mm diameter pipe 27 Drilling suitable holes in reinforced or plain cement concrete with power driven drill machine to a minimum depth of 100mm upto 200mm in RCC beams , lintels , columns and slabs to introduce steel bars for sunshades / balconies including fixingthe steel bars in position using epoxy resin anchor grout of approved make but excluding the cost of reinforcement , all complete as per direction of the Engineer-in-charge- Upto and including 12mm dia 28 Providing and injecting approved grout in proportionrecommended by the manufacturers into cracks / honey-comb area of concrete / masonry by suitable gun / pump at required pressure including cutting of Nipples after curing etc comleteas per direction of Engineer-in-charges (The payment shall be made on the basis of actual weight of approved grout injected) - Epoxy injection grout in concrete / RCC work of approved make 29 Supply and installation of DI D/F Gate Valves (Soft seated ) Resilient seated soft sealing gate valves (Sluice valves ) with body bonnet of ductile iron of grade GGG 40, wedge fully rubber lined EPDM of good quality W720 , replaceable spindle nut, without gland packing and with 3 O-ring protection on the shaft and seals of NBR and the valves should be vacuum tight and 100% leak proof with face to face dimensions as per BSS 163-89/ISI 4846 - 2000/DIN3202 F4. All the valves should be Electrostatic powder coated both inside outside with pocket less straight thro body passage. All the valves shall be compatible for burried application without chambers, with pressure rating PN 10/16 - dia 150mm 30 Supply and installation of DI D/F Gate Valves (Soft seated ) Resilient seated soft sealing gate valves (Sluice valves ) with body bonnet of ductile iron of grade GGG 40, wedge fully rubber lined EPDM of good quality W720 , replaceable spindle nut, without gland packing and with 3 O-ring protection on the shaft and seals of NBR and the valves should be vacuum tight and 100% leak proof with face to face dimensions as per BSS 163-89/ISI 4846 - 2000/DIN3202 F4. All the valves should be Electrostatic powder coated both inside outside with pocket less straight thro body passage. All the valves shall be compatible for burried application without chambers, with pressure rating PN 10/16 - dia 200mm 31 Centering and shuttering including struting , propping for 3m height and removal of form for floor slabs , roof slabs, landings, balconies and access platforms 32 Centering and shuttering including strutting, propping etc and removal of form for lintels, beams, girders, bracers brussummers and cantilevers etc 33 Providing two legged scaffolding using 15 cm diameter blue - gum posts or casurina posts or best quality bamboo - posts of 4m over all length (3.0m height + 0.5 m projection + 0.5 into the ground) the distance between the two rows being 1.25 m and the spacing of posts with 0.5 m overlap on either side and braces to step up and providing a platform with country wood planks of 40mm thick and 1m width etc in a complete form using coir and nails 1 m run (Rate of scaffolding for a height of m and lenghth of 1 m) 34 Exta for Providing two legged scaffolding for every additional height of 2.5 m (Rate for scaffolding for a height of 3 m and length of 1m) 35 Providing Spiral staircase with precast radial steps of Trapezoidal Shape with rise of 75cmx35cm x20cm and hollow circular rings 22cm depth, 20cm internal dia and 30cm external dia RCC 1:1.5:3 including finishing the exposed surface with cement mortar1:3 6mm thick. The hollow space of the ring should be filled with RCC 1:1.5:3. The handrail shall be 90cm Height 6cm thick in RCC fins 1:1.5:3 with chicken mesh. The exposed surface of the steps shall be finished with exterior paintoftwo or more coats including with priming coat. The cost including shuttering, scaffolding and curing etc., complete but excluding the cost of reinforcement of landing slab and connecting beam which will be paid separately and all as per Engineer in charge.
