Revamping Civil Infrastructure at Adambakkam Depot

Amount

Construction of granular sub-base by providing close graded Material, mixing in a mechanical mix plant at OMC,carriage of mixed Material to worksite, spreading in uniform layers with motorgrade ronprepared surface and compacting with vibratory power roller to achieve the desired density, complete as per clause 401

Supplying, fabricating and placing in position Mild Steel / Ribbed Tor Steel reinforcement grills of all variety like HYSD/CTD/TMTand all grade like Fe 500, Fe550D, Fe 500 D etc., for all RCC works as per design given including cost of steel reinforcement and G.I. binding wire, wastage etc. complete complying with standard specification and as directed by the departmental officers.(Contractor has to make his own arrangements for the supply of steel reinforcement and binding wire)

Supplying and fixing the Bitumen felt pad 12 mm thick pad etc., complete complying with standard specification and as directed by the departmental officers.

Providing and laying in position, Standardised Concrete Mix M-40 Grade by insitu machine mix concrete adopting weighing batch method in accordance with IS:456-2000 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement content of 440 kg/m3 and maximum water cement ratio of 0.40, including admixture (plasticiser / superplasticiser) in recommended proportions as per IS:9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability with about (5.0 cu.m.) 7730 kg. of 20mm machine crushed stone jelly and with about (3.3 cu.m.) 5156 kg. of 10-12mm machine crushed stone jelly and with about (4.79 cu.m') 7670 kg. of crushed stone sand, but excluding cost of reinforcement grill and fabricating charges, centering and shuttering and also including laying, vibrating with mechanical vibrators, finishing, curing, etc. and providing fixtures like fan clamps in the RCC floor/ roof slabs wherever necessary without claiming extra, etc., complete complying with standard specification and as directed by the departmental officers. The coarse and fine aggregates to be used should comply with the requirements of IS Standards. (No separate payment will be made by the Department for the excess usage of materials).

Providing two legged scaffolding using 15cm diameter blue-gum posts or casuarina posts of best quality bamboo posts of 4m over all length (3m+0.5m projection+0.5m into the ground) the distance between the two rows being 1.25m and the spacing of posts being 2m in both the rows with two horizontal posts with 0.5m overlap on either side and braces at2m c/c including longitudinal and transverse middle 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 1m run.

initial height of 3m and length of 1M

every additional height 2.5m

Removal of damaged AC sheet asbestos cement sheets for structural frame shed height upto 6.50m height including the cost of all safety arrangements, .complete complying with standard specification and as directed by the departmental officers

Supply and fixing of Pre-fabricated Structural Steel,coated Galvalume ROOFING SHEET of 0.5mm thickness with SMP coating with colour bond XRW coating, having minimum of 550 Mpa yield strength, Coating 150 GSM as per ASTM 792 or equivalent standard. The structural roofing Panel shall have 1020 mm effective width,nominal 30 mm crest height at nominal 250 mm centre to centre pitch with the embossment (share grove) on top & side of ribs for better composite action including Flashing for joints, and all incidental charges.

Painting Old iron works such as steel doors, windows, ventilators, window bars,shed,truss,candilever, sections,angles, balustrades etc., with Two coats of best approved first quality and colour of synthetic enamel paint in all floors etc., complete complying with standard specification and as directed by the departmental officers.(The make, quality and colour of paint should be got approved by the Departmental Officer before use on works.)

Supplying and fixing in positon Indian Water Closet (Oriya type) of size 580 x 440mm white glazed earthern ware of approved quality and brand with "P" or "S" trap conforming to BIS with crushed stone sand cushion and forming flooring alround the closet using 40mm broken brick jelly in lime concrete 1:2:5 (One lime, Two crushed stone sandand Five brick jelly) 100mm thick and finishing the top to the required slope and including giving necessary connection to CI soil pipes (including the cost of 100mm dia CI pipe for a length of 600mm) by dismantling brick masonry wall / reinforced cement concrete roof / floor slab and making good the dismantled portion to the original condition with leakages etc., complete complying with standard specifications and as directed by the departmental officers. (The water closet should be got approved by the Departmental Officer before use on works).

Flooring with ceramic tiles of following size and variety conforming to IS 15622 laid over cement mortar bed of 20 mm thick in cement mortar 1:3 (One Cement and Three crushed stone Sand) with required Cement Slurry and Mortar Plasticizer including cutting the tiles to the required size of 305 x 305 x 6mm with special cutter wherever necessary, laying in position and pointing with Water Resistant Tile Epoxy Grout at the rate of 0.27 Kg. / sq.m. etc., complete complying with standard specification and as directed by the departmental officers. (The make and brand of the tiles should be got approved by Departmental Officer before use on works)

Painting Old Plastered Wall Surface with Two finishing coats of ready mixed (Emulsion) of approved quality and colour over the existing wall in all floors etc., complete complying with standard specification and as directed by the departmental officers. (The make, quality and colour of paint should be got approved by the Departmental Officer before use on works.)

Distempering the Two Coats of approved quality including preparation of surface, the rate includes cost of brushes, high scaffolding arrangements, neat finishes, etc., complete complying with standard specification and as directed by the departmental officers.

Earth work open excavation by manual means in all soils and sub-soils and to full depth as may be directed except in rock requiring blasting inclusive of shoring shuttering, bailing out water wherever necessary and depositing the excavated earth with a lead of 10 mts. within the compound in places shown by the departmental officers and clearing and levelling the site, etc., complete complying with standard specification and as directed by the departmental officers.

Supplying and filling in foundation, basement, etc with filling crushed stone sand in layers of not more than 15 cm thick well watered, rammed and consolidated etc. complete complying with standard specification and as directed by the departmental officers.

Cement Concrete 1:5:10 (One Cement, Five crushed stone sand and Ten hard broken stone jelly) using 40 mm gauge hard broken granite stone jelly for foundation including dewatering wherever necessary and laid in layers of not more than 15 cm thick well rammed, consolidated and including curing etc. complete complying with standard specification and as directed by the departmental officers.

Cement Concrete 1:2:4 (One Cement, Two crushed stone sand and Four hard broken stone jelly) using 20 mm gauge hard broken granite stone jelly for all RCC items of works excluding cost of reinforcement grill and fabricating charges, centering and shuttering but including Super Plasticiser, mixing charges for machine mix , laying, vibrating with mechanical vibrators, finishing, curing, etc. and providing fixtures like fan clamps in the RCC floor / roof slabs wherever necessary and bearing surfaces of walls, beams etc. shall be finished smooth with Cement Mortar 1:3 (One Cement and Three Sand) and kraft paper laid over it without claiming extra, etc., complete complying with standard specification and as directed by the departmental officers

Brick work in following Cement Mortar using best quality Burnt Clay Brick of size 9" x 4 3/8" x 2 3/4" with class designation of 7.5 conforming to IS 1077-1992 for foundation and basement,ground floor,every upper floor including Cost of Mortar Plasticizer curing, etc.,complete complying with standard specification and as directed by the departmental officers. Brickwork shall be done as per IS 2212-1991 adopting English Bond generally.other type of bond shall be done as directed by the Departmental Officer in charge.

Plastering with Cement Mortar 1:5 (One cement and Five Plastering sand), 12mm thick in all floors including mortar plasticizer at 200ml per 50Kg of cement used, curing etc. complete complying with standard specification and as directed by the departmental officers.

Dadooing walls with following best approved quality, white / colour glazed tiles conforming to IS 15622 of following sizes in Cement Mortar 1:2 (One Cement and Two crushed stone sand),10 thick with Mortar Plasticizer and pointing the joints with Water Resistant Tile Epoxy Grout at the rate of 0.27 Kg. / sq.m. neatly in all floors, curing, etc., complete complying with standard specification and as directed by the departmental officers.(The make and brand of the tiles should be got approved by Departmental Officer before use on works)

Paving the floor with best quality Virified Tiles Double Charged (Matt & Glossy) Tiles of following size 600mm x 1200mm x 8.5mm and variety conforming IS 15622 with water absorbtion less than 0.08% of approved colour and shade laid over cement mortar bed of 20mm thick in cement mortar 1:3 (one cement and three crushed stone sand) with required Cement Slurry and Mortar Plasticizer in all floors and the top pointed with Water Resistant Tile Epoxy Grout etc., complete complying with standard specification and as directed by the departmental officers. (The make and brand of the tiles should be got approved by Departmental Officer before use on works)

Supplying and fixing UPVC (Un-Plasticized Polyvinyl Chloride) Windows of casement type The window should be fixed to the wall with 100% packing with screws and silicon packing all round the frames. The window should be got approved from the Departmental Officer before use on work.

Supplying and fixing in position White / Colour Glazed Model Floor Mounted European Water Closet of best quality and approved make with 100mm “P” or “S” trap connecting with CI pipe of 100mm dia / PVC pipe of 110mm dia, double flapped rigid PVC black seat and seat cover with CP brass hinges including cost of white cement, cement for packing, spun yarn, teak wood plugs, brass screws, etc., including supplying and fixing 10 litres capacity PVC / 12.5 litres capacity porcelin low level flushing tank with a pair of CI brackets, etc., complete with all fittings, such as, 15mm brass ball valve with polythene float with brass handle, union coupling connected by means of 40mm white PVC flush hand using indian adopter joint including all internal fittings, such as, 15mm bras connections, 15mm GM wheel valve, 15mm brass nipple (2 Nos.), 15mm nylon connection, TW plugs, screws and also giving necessary connection to the PVC pipe and painting the CI brackets with 2 coats of approved paint over one coat of red oxide primer, dismantling the masonry and re-doing the dismantled masonry to original condition, etc., complete complying with standard specifications. (The EWC and flushing tank with all accessories should be got approved by the Departmental Officer before use on works)

PVC Panelled Door Shutters Hollow Type - 200mm x 20mm panels with 1mm wall thickness for panels and styles and rails of suitable size with 2mm wall thickness suitably reinforced using MS Angle / Flat including cost of necessary aluminium hinges and other furniture fittings.

Supplying and fixing solid core flush shutter of following type with thickness with necessary T.W. internal lipping alround conforming to IS 2202-1(1999) including cost of wind appliances and furniture fittings such as 6 Nos of SS 304 Grade Parliament Hinges of Size (125mm x 150mm) , 3 Nos. 300x12mm aluminium tower bolt 1 No. 200x12mm aluminium tower bolts 1no. 250x16mm aluminium aldrops, 3 nos. 200mm ‘D’ type aluminium door handle and door stopper with bush etc., complete complying with standard specification and as directed by the departmental officers

Supplying, fabricating, erecting and fixing Hilux (or) Equivalent Board False Ceiling upto a ceiling height of 4.5m from floor level complying with standard specification and as directed by the departmental officers

Basic total