Formation of Kuthambakkam Depot with the required infrastructure for Diesel Buses Operation.

Amount

Earth work excavation for foundation 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 surplus earth within the compound in places shown by the departmental officers with an initial lead of 10 mts and initial lift of 2 mts. and clearing and levelling the site, etc., complete complying with standard specification.

Providing and constructing cast in situ hydraulic bored piles of specified diameter in M30 grade concrete using blended cement - slag cement with minimum cement content of 400kg/m³ in accordance with the structural engineers drawings and directions, but exculding reinforcement including cost of mobalization of all necessary plants,equipment's like piling rigs, temporary casing of appropriate length for setting out cardinal points and the removal of the same, boring in overburden, using bentonite mud circulation technique or any other method duly through all strata upto the foundation level of piles etc., complete all as approved by the departmental engineer. Further include dewatering, placing concrete by tremie pipe method, disposal of bored material outside the site. Including Chipping carefully cut off portion of piles as required without any damage to the piles and dressing the top and removing all the debris away from the site with out any extra cost as directed including the cost of all tools, plants, conveyance, all labour, lead and lift required etc .,Conducting standard penetration test to identify the refusal strata for atleast 1 pile in group and atleast 25% of piles, comparing with refusal strata as indentified in soil report and providing socketting into refusal strata by 1.00mt or into hard rock by 100% dia of the pile. (Length of pile for payment shall be measured up to bottom of pile cap).Further include dewatering, placing concrete by tremie pipe method, disposal of bored material outside the site. Including Chipping carefully cut off portion of piles as required without any damage to the piles and dressing the top and removing all the debris away from the site with out any extra cost as directed including the cost of all tools, plants, conveyance, all labour, lead and lift required etc .,Conducting standard penetration test to identify the refusal strata for atleast 1 pile in group and atleast 25% of piles, comparing with refusal strata as indentified in soil report and providing socketting into refusal strata by 1.00mt or into hard rock by 100% dia of the pile. (Length of pile for payment shall be measured up to bottom of pile cap).

Carrying out initial working pile load test on specified dia piles as specified in IS:2911 (Part 4). Includes all plant, equipment, machinery, instruments, measuring devices, platforms and kentledge pile caps etc., dismantling and carting away entire setup, excavation and dewatering etc., all complete.

Carrying out Dynamic Initial vertical load test on Bored cast-in-situ pile as specified in ASTM D4945 for specified test loads.( 450 mm dia ). Includes all plant, equipment, machinery, instruments, measuring devices, platforms and kentledge pile caps etc., dismantling and carting away entire setup, excavation and dewatering etc., all complete

Supplying and filling in foundation, basement, etc with filling M 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 M-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

Supplying and filling of gravel or earh filling by lorry in basement filling including conveyance loading and unloading charges and all other incidential charges filling laying watering and consolidation etc., complete as directed by dept.,officers with standard specification.

Construction of Granular sub-base of 300mm compacted thickness ( Drainage Layer botom most) by providing laying, spreading and compacting of Open graded Material conforming to Grading III of Table 400-1 of MORTH clause 401 ,mixing in a Wet Mix Plant of 200 tonne capacity at OMC, carriage of mixed material to work site, spreading in uniform layers with motor grader on prepared surface and compacting with vibratory roller 8-10 tonne to achieve the desired density of 98% including protection of edges of GSB layer, cost of all materials, labour, hire charges of machinery, lighting, guarding, barricading, maintenance of diversion road, loading & unloading, all lead and lift etc., to achieve minimum CBR value of 30%(Compacted Thickness) in accordance with MORT&H technical specification clause No. 401 and with all other incidental charges and as per the direction of the Engineer-In-Charge of work.

Construction of Wet Mix Macadam 150mm compacted thickness in two layers by providing , laying , Paving , and compacting of aggregate gradation satisfying to Table 400-13 of MORTH and satisfying the physical paraeteres as per MORTH Table 400-12, mixing in a Wet Mix Plant of 200 tonne capacity at OMC , carriage of mied material to work site and laid in sensor pavers to the required line and grade as per the drawing and compacted with vibratory roller of 8-10 tonne to achieve the desired density of 98% of Maximum dry density and as per the direction of the Engineer-In-Charge of work.

Supplying and erecting centering for sides and soffits including supports and strutting up to 3.30 m height with all cross bracing for plane surfaces as detailed below, using mild steel sheets of 90 X 60 cm 10 gauge stiffened with MS angle of 25 X 25 X 3mm for boarding, laid over adjustable span & jacks and supported by 50mm dia pipes for general pipes scaffolding systems @ a spacing of 1.20m c/c and vertical connected at a height of 2.0m c/c including 'C' & 'U' clamps and base receiver cup at bottom for connecting pipes etc and removable systems etc., the rate including cost of all materials, labour charges, wastages, placing, transportation, lead & lifts, tools & plants, fuels, fixing in position at all levels, heights, masking tape in sheet joints, consumables, etc. as complete with all respects complying with relevant standard specification, as directed by the Engineer-in-charge. -

Upto basement level

above basement level

Providing and laying in position, Standardised Concrete Mix M-30 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 400 kg/mᶾ and maximum water cement ratio of 0.45, 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.) 5156 kg. of 10-12mm machine crushed stone jelly and with about (4.79 cu.m.) 7670 kg. of M-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).

All levels

Brick work in Cement Mortar 1:6 using best quality of Second Class Ground Moulded Chamber Burnt Bricks 9" x 4-3/8" x 2-3/4" for foundation and basement including curing, etc., complete complying with standard specifiction.

Foundation and Basement

above basement level

Special ceiling plastering and finshing the exposed surface of all RCC items of work such as slabs,sunshades,canopies,stair case steps,landing slabs etc with CM 1:3 (one cement and three m sand)10mm thick including hacking the surfaces and providing necessary CM nosing,beading as per size specified where necessary using the same mix etc.,complete complying with standaed specification and as directed by the Departmental officer SI 309--TNBP No.55&56

Supply and painting of two coats of Acrylic emulsion paint of approved shade and colour over one coat of DCP Primer including one coat of Acrylic Wall Putty with DCP Primer.Rate including all brush, roller, ladder, scrapping, washing, materials, labour charges, wastages , cleaning, necessary lead and lifts, scaffolding, stagging, working at all levels, elevations, transportaion charges, loading, unloading, curing, sanding, touchup putty, surface thoroughly cleaned and wetted before painting as complete with all respects complying with relevant standard specification and as directed by the/ Engineer-in-charge.(Ceiling & Internal surface)

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)

Paving the floor with best quality Stain Free Nano Polish Vitrified Tiles of size 600 x 600 x 8mm of approved colour, shade and quality laid in cement mortar 1:3 (one cement and three M sand) 20mm thick in all floors and the top pointed with the white cement mixed same colour pigments etc., complete complying with standard specification. (The make and brand of the tiles should be got approved by Executive Engineer before use on works)

Dadooing walls with following best approved quality, white / colour glazed tiles of following sizes set in Cement Mortar 1:2 (One Cement and Two M-sand) 10mm thick and pointing the joints with white cement mixed with colouring pigments at the rate of 0.40 Kg. / sq.m. neatly in all floors, curing, etc., complying with standard specification and as directed by the departmental officers.

Providing of 35mm thick factory made pre-laminated ABS(Acrolynitrile Butadiene Styrene) Door Shutter moulded indifferent designs, consisting of all round frame made out of water proof solid foam PVC bar of size 20 x32mm, reinforcedby 32 x 32mm - 2 Nos., for vertical made out of LVL(Laminated Veneer Lumber), core material of 32mm thickhigh density craft paper honey comb board, sandwiched onboth sides with pre-laminated ABS sheet thickness of 1.5mm.PVC edge banding of size 0.45mm on the vertical sides.Hardware made out of steel coated butterfly hinges - 3 Nos.,for each shutter and ISI make SS round lock complete forfinished item of work, complete complying with the standardspecification. The door shutter and frame should be gotapproved from the Executive Engineer before use on work

Supplying and fixing UPVC (Un-Plasticized Polyvinyl Chloride) Windows of casement type (open) from the profile the size of outer frame 60mm x 58mm and shutter profile are reinforcement with GI/1mm 125GSM and 100% corrosion free, the profiles are multi chambered sections with wall thick of 2mm. The EPDM rubber (black colour) covered with over all the edges of frame and shutter the shutter will be provided with Espag multi power point locks and also it operates as handle. The corners and joints should be welded and cleaned. Radiations free pin headed plain or brown colour glass 4mm thick should be provided to the shutter and it should not allow leakage of water even at most ranging storms and should have key lockable action, security protective hinges, strong locking systems and as per size for arresting noise and energy loss. The connecting mechanism between sash and outer frame that enables opening of the window. 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 Executive Engineer before use on work

UPVC Ventilator Specification: Supplying and fixing UPVC (Un-Plasticized Polyvinyl Chloride) Louvered Ventilators of from the profile the size of outer frame 60mm x 58mm and shutter profile size of 60 x 78mm both profiles are reinforced with GI/1mm 125GSM and 100% corrosion free, the profile are multi chambered sections with wall thick of 2mm. The EPDM rubber (black colour) covered with all over the edges of frame and shutter. The corners and joints should be welded and cleaned. Radiations pin headed glass 4mm thick should be provided in the louvers. The window should be fixed to the wall with 100% packing with screws and silicon packing all round the frames. The ventilator should be got approved from the Executive Engineer before use on work

Manufacturing, Supplying and Fixing of Stainless Steel Hand rails for staircase using 50mm dia 304L Grade Stainless Steel pipe of 1.60mm thick at required locations to a height of 900mm from finished floor level welded to 38mm dia Stainless Steel pipe post of 1.00mm thick as vertical at 900mm centre with 2 Nos. of 25mm dia intermediate horizontal stainless steel pipe of 1.60mm thick in between. The vertical pipe has to be welded to the 100 X 100 X 6mm MS base plate encased in the base concrete. The rate is inclusive of the charges for cutting, bending, welding, grinding, polishing, conveyance, electrical charges, etc. complete

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.

Providing and fixing welded M.S. grills to the window openings,along the details as per drawing with necessary screws, bolts and fixed with necessary M.S. lugs embedded in masonry with C.C. 1:2:4 and finishing the surface neatly. Rate shall welding and consumables, etc. complete, as directed. Design of grills and the size of members to be used shall be got approval before put into use & as directed by the Engineer-in-charge.

Painting iron works such as steel doors, windows, ventilators, window bars, Truss ,section,angles 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 excluding 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.)

Supplying, fabricating and errection of MS structural using MS members I section channel, angle, plate flat with necessary bolt and nuts including charges for welding, curing etc.,complete.

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.

Plastering the surface of walls with Cement Mortar 1:5 (One cement and Five M sand), 12mm thick in all floors including curing etc., complete complying with standard specification and as directed by the departmental 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 M-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

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). Note: The Cement Concrete Pavement for the open yard to be laid in bay wise with the measurements not more than 9.00 M in one side and 3.60 M in another side, cost including the farm work and Bitumen pad (12mm thick) for bay joints.

Solid concrete Block masonary in cm 1:5 precast concrete block masonary (including quoin blocks,jamb,closer,etc.,)with solid concrete blocks of size 400x200x200 mm of grade m10 (1:3:6) for foundation

Basic total

J C ENGINEERING CONSTRUCTION COMPANY (BID ID -1236513)

M Karthik (BID ID -1237165)

SRM ENTERPRISES (BID ID -1237783)

S.K.B Constructions (BID ID -1237530)