Metropolitan Transport Corporation Chennai Limited Tender

Supplying, fabricating and placing in position Mild Steel / Ribbed Tor Steel grills for all RCC works as per design given including cost of steel and G.I. binding wire in all floors etc. complete complying with standard specification. (Contractor has to make his own arrangements for the supply of steel and binding wire)

Supplying and erecting centering for sides and soffits including necessary supports and strutting up to 3.29 M height for plane surfaces as detailed below in all floors with all cross bracings using Mild Steel sheets of size 90 x 60 cm and 10 BG stiffened with welded Mild Steel angle of size 25mm x 25mm x 3 mm for boarding laid over silver oak joists of size 10cm x 6.50 cm spaced at about 90 cm centre to centre and supported by casurina props of 10cm to 13 cm dia spaced at not more than 75 cm centre to centre etc. complete complying with the standard specification. (Payment for centering shall be given after the concrete is laid

For plane surfaces such as RCC floor slab, roof slab, beams, lintels, bed blocks, landing slab, waist slab, portico slabs and beams, etc.

For column footing plinth beam bed blocks templates staircase, steps piers raft beam raft slab etc.,

Providing two legged scaffolding using 15 cm dia casuarinas post of 4 M over all length (3 M Height + 0.5 M Projection + 0.5 M into the Ground) the distance between the two rows being 1.25 M and the spacing of posts being 2.0 M in both the rows with two horizontal posts with 0.5 M. Overlap on either side and braces at 2.0 M Center to center including longitudinal and transverse middle braces to step up and providing a platform with country wood planks of 40 mm thick and 1 M width, etc. in a complete from using coil and nails.

for initial height of 3m and length of 1M

for every additional height of 2.50 M height

Brick Masonry in cement mortar 1:5 (One cement and five sand) in foundations, basement and superstructure walls using second class ground moulded chamber burnt bricks of size 9”x 43/8”x2 3/4” etc., complete complying with standard specifications and drawings and as directed by departmental Engineers. (Derived from S.I. 163) TNBP No. 31.

basement

ground floor up to 4.50 m height

Construction of Granular Sub Base by providing close graded material, mixing in a mechanical mix plant at OMC, carriage of mixed material to work site, spreading in uniform layers with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per clause 401

Plastering the walls with Cement Mortar 1:3 (one of cement and three of sand) - 20 mm thick using the m sand including curing and finishing neatly complying with standard specification and as directed by the departmental officers etc. complete. S.I. 311--TNBP No. 55& 56

Painting the walls with Two coats with first class quality Plastic Emulsion paint of approved colour over a priming coat including thorough scraping, clean removal of dirt. The rate includes cost of brushes, sand paper, plaster of parries, putty wherever required and neat finishing etc., complete complying with standard specification and as directed by the Departmental Officer (the colour and quality should be got approved by the Executive Engineer before use) S I No 358

Painting the walls with Two coats with first class quality Plastic Emulsion paint of approved colour over a priming coat and over a coat of putty including thorough scraping, clean removal of dirt. The rate includes cost of brushes, sand paper, plaster of parries, putty wherever required and neat finishing etc., complete complying with standard specification and as directed by the Departmental Officer (the colour and quality should be got approved by the Executive Engineer before use) S I No 358

paving the floor and wall with plain ceramic tiles of approved quality,colour and design joint free of size 305*305*6mm thick of approved make.quality and colour in all floors over a base layer of cement mortar 1:3(one cement three sand)20mm thick and laid straight alignment and pointing neatly with colour cement at the rate of 0.40kg/m2 laid without any air gap in the tiles neatly and fixing in position as per standard specification and as directed by the departmental officers.The colour &quality of tiles should be got approved by the Executive Engineer before use on Work.

dadooing quality the wall with First Quality White Glazed Tiles size of approved quality,colour and design joint free of size 150*150*6mm thick of approved make.quality and colour in all floors over a base layer of cement mortar 1:3(one cement three sand)20mm thick and laid straight alignment and pointing neatly with colour cement at the rate of 0.40kg/m2 laid without any air gap in the tiles neatly and fixing in position as per standard specification and as directed by the departmental officers.The colour &quality of tiles should be got approved by the Executive Engineer before use on Work.

Painting new iron works such as steel doors, windows, ventilators, window bars, balustrades etc., with two coats of best approved first quality and colour of synthetic enamel paint over the existing red oxide priming coat in all floors including cost of priming coat etc., complete complying with standard specification. (The make, quality and colour of paint should be got approved by the Executive Engineer before use on works.)

Weathering course in brick jelly lime concrete using broken brick jelly of size 20mm uniform gauge in pure slaked lime (no sand to be used) to the proportion of brick jelly to lime being 32:12.5 by volume and laid over the RCC roof slab in a single layer of required slope and finished by beating the concrete with wooden beaters of approved pattern, keeping the surface constantly wet by sprinkling lime jaggery water, etc., complete as per standard specification and as directed by the deparmental officers.

Finishing the top of roof with one course of machine pressed tiles of size 230mm x 230mm x 20mm of approved quality set in Cement Mortar 1:3 (One Cement and Three Sand) 12mm thick mixed with water proofing compound conforming to ISS at 2% by weight of cement used and the joints pointed neatly to full depth of tiles with the same cement mortar mixed with red oxide and water proofing compound including curing etc., complete complying with standard specification and as directed by the departmental officers

Towards hire charges for JCB including driver beta etc.,complying with standard specification and as directed by the departmental officers

Cement Concrete 1:5:10 (One cement, Five sand and Ten hard broken stone) using 40 mm gauge hard broken jelly for flooring including laying, consolidating, finishing, rendering the top surface rough to receive the floor, curing, etc. complete complying with standard specification. (The rate is inclusive of necessary planking for panelling wherever necessary and as directed by the departmental officers

Cement Concrete 1:2:4 (One Cement, Two 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 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

ground floor

upper floor

Removal of damaged AC sheet with 6mm thick asbestos cement sheets of fully corrugated or traffod including the cost of all safety arrangements .complete complying with standard specification and as directed by the departmental officers.

Labour charges for after removing damaged AC sheet arrange the one place to another place complete complying with standard specification and as directed by the departmental officers.

Dismantling the Concrete surface by using deploying machines complying with standard specification and as directed by the departmental officers.

Labour charges for cutting the rod and cleaning the debrise complying with standard specification and as directed by the departmental officers.

Providing and laying in position, Standardised Concrete Mix M-40 Grade 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/mᶾ and maximum water cement ratio of 0.40, including admixture (plasticiser / super plasticiser) 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.) 5136 kg. of 10-12mm machine crushed stone jelly and with about (4.79 cu.m.) 7670 kg. of 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).( At the time of laying the concret Bay must be provided by using form work Bay size 9meter length and 3.6 meter breath)

Supplying and fixing Galvalume Colour Sheet of size 0.47mm roofing sheet to ease shaping. quality requested and 0.47mm Thickness using corrugated or traffold with arch are semi arch types and bolt, nut, screws, including charges scoffolding with all safety arrangements, Conveyance ,loading & unloading bending, cutting to the required size and shape etc., complete complying with standard specification and as directed by the departmental officers.

Supplying and filling of gravel or earth filling by lorry in basement filling including conveyance loading and unloading charges and all other incidential charges filling laying watering and consolidation etc., complete complying with standard specifications and as directed by the Departmental Officers

Labour charges for cleaning the clearing the unwanted things at site etc.,complying with standard specification and as directed by the departmental officers

Supplying and fixing the bitumen felt pad 12mm thick pad etc.,complete as per standard specificatins and as directed by the departmental officers.

Supplying and fixing the 160mm dia 6kg/cm PVC pipe FINOLEX (OR) EQUIVALENT (WITH ISI MONOGRAM)

supplying and filling the m sand

supplying and filling the 20mm jelly

supplying and filling the 40mm jelly

Dismantling the exsting damaged wheathering coures with press tiles and stack the debris in the premisis as instucted by the engineer

SubTotal

CGST

SGST