Construction of Two Class Room Additional Building to the Olimuhamaadpettai Middle School Ward No.01 in Kancheepuram Corporation

Amount

dismantling Rcc using deploying machineries

Dismantling the brickwork under 3 m hight

Earth work excavation for foundation in hard stiff clay, stiff black cotton, hard red earth, shales murams and ordinary gravel and hard dravel including shoring, strutting, baling or pumping out water wherever necessary and refilling the sides of foundation with excavated earth in layers of 15cm thick and depositing the surplus earth at places as directed by the departmental officers with initial lead and lift . Narrow Foundation

Earth work excavation for foundation in hard stiff clay, stiff black cotton, hard red earth, shales murams and ordinary gravel and hard dravel including shoring, strutting, baling or pumping out water wherever necessary and refilling the sides of foundation with excavated earth in layers of 15cm thick and depositing the surplus earth at places as directed by the departmental officers with initial lead and lift Open Excavation

Supplying and filling the foundation and basement with stone crusher dust in layers of not more than 15cm thick well rammed watered and compacted etc., complete complying with standard specification.

Plain cement concrete 1:4:8 mix (One cement four sand and eight aggregate) using 40mm size ISS gauge HBBG metal including mixing, laying, consolidating, curing, cost and conveyance of all materials to site and all labour charges etc., complete

Supplying and errecting centering to sides and soffits including supports and strutting for drainage sides and culvert body wall sides using M.S Sheets of size 90cm x 60cm and B.G 10stifened with welded mild steel angles of size 25mm x 25mm x 3mm for boarding laid over (silver oak joists) of size 10cm x 6.50cm spread at about 90cm including all labour charges and cost and conveyance of all materials to site etc. complete a). Square Columns

Supplying and errecting centering to sides and soffits including supports and strutting for drainage sides and culvert body wall sides using M.S Sheets of size 90cm x 60cm and B.G 10stifened with welded mild steel angles of size 25mm x 25mm x 3mm for boarding laid over (silver oak joists) of size 10cm x 6.50cm spread at about 90cm including all labour charges and cost and conveyance of all materials to site etc. complete b). Grade Beam

Supplying and errecting centering to sides and soffits including supports and strutting for drainage sides and culvert body wall sides using M.S Sheets of size 90cm x 60cm and B.G 10stifened with welded mild steel angles of size 25mm x 25mm x 3mm for boarding laid over (silver oak joists) of size 10cm x 6.50cm spread at about 90cm including all labour charges and cost and conveyance of all materials to site etc. complete . c) Plain Surface

Suppling and fabricating and placing in position MS (or) R.T.S. bar for reinforcement to all RCC works as per the design given including cost of steel and binding wire also in all floors.

Providing and laying in position Standardised Concrete Mix M-20 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 contenet of 325Kg/ cum and maximum water cement ratio of 0.55 including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS 9103 to accelerate, related setting of concrete, improve workability without imparing strength and durability with about (5.0cum), 7730Kg of 20mm machine crushed stone jelly and with about (3.3 cum), 5156kg of 10 - 12mm machine crushed stone jelly and with about (4.79cum) 7670 kg of Crushed Stone Sand (M- Sand), but 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 without claiming extra cost etc., complete complying with standard specification and as directed by the departmental officers - a). Foundation & Basement

Providing and laying in position Standardised Concrete Mix M-20 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 contenet of 325Kg/ cum and maximum water cement ratio of 0.55 including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS 9103 to accelerate, related setting of concrete, improve workability without imparing strength and durability with about (5.0cum), 7730Kg of 20mm machine crushed stone jelly and with about (3.3 cum), 5156kg of 10 - 12mm machine crushed stone jelly and with about (4.79cum) 7670 kg of Crushed Stone Sand (M- Sand), but 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 without claiming extra cost etc., complete complying with standard specification and as directed by the departmental officers - b). Ground Floor

Brick work in CM 1:5 (one cement & Five Crushed Stone Sand (M- Sand)) using II class ground moulded bricks of size 9" X 4 3/8"X 2 3/4" including finishing, curing, etc., complete complying with standard specification - 100CFT a). Foundation & Basement

Brick work in CM 1:5 (one cement & Five Crushed Stone Sand (M- Sand)) using II class ground moulded bricks of size 9" X 4 3/8"X 2 3/4" including finishing, curing, etc., complete complying with standard specification - 100CFT b). Ground Floor

Collection,supply and filling of Well gravel from approved quarry to work site and stocking to the Departmental gauge for premeasurement as directed by the Departmental Engineer, to required depth not more than 15cm depth including cost and Conveyance of gravel to site and all labour charges for filling etc., Complete

Supplying and fixing MS grill to doors windows and ventilators etc. as directed by the departmental officers inclusive of cost of MS grill and labour charges including one coat of red oxide and fixing in position etc. complete

Manufacturing, Supplying and Fixing of Stainless Steel Hand rails for staircase near wet riser using 50mm dia 304L Grade Stainless Steel pipe of 1.60mm thick will be provided with tubular supports made of 304L Grade Stainless Steel pipe of 25mm dia of 1.60mm thick welded to the railing. The supports will be grouted into the wall and provided with 93.00mm thick Stainless Steel circular base plate of 304 Grade. The rate shall included for grouting into concrete with necessary supporting arrangements the hand rail in floor polishing buffing, bonding, cutting, grinding, conveyance, welding charges, electrical charges, etc. complete

Manufacturing supplying and fixing of MILD STEEL DOOR made out of 50 x 50 x 6 mm M.S angle for outer frame,35 X 35 X 5mm M.S.Angle for outer frame of shutter. The entire shutter area shall be covered with CRC sheets (18 G) with 5Nos, of stiffners using M.S.Flats of size 25 X 6mm at equal intervals horizontally. The corners of the frames and shutter with CRC sheets shall be welded by adopting flash butt welding or any other suitable method. Provision towards 3Nos, of Hinges incase of single shutters / 6Nos,of Hinges incase of Double shutters of 125 X 31 X 1.25mm size placed at appropriate intervals and provisions shall be made for Tower bolts 2Nos, Aldrop 1No. The frame shall be provided with 6Nos,of Hold fast of 200mm length using 50 X 6mm M.S.Flat. The entire frame and shutter shall be provided with one coat of red oxide primer including cost of hold fasts,hinges, locking arrangements, handles wind appliences etc., complete and as directed by the departemental officers.

Manufacturing supplying and fixing of MILD STEEL Window made out of 40 x 40 x 6 mm M.S angle for outer frame, 35 X 35 X 5mm M.S.Angle for outer frame of shutter. The entire shutter area shall be covered with CRC sheets ( 18 G ) with 5Nos,of stiffners using M.S.Flats of size 25 X 6mm at equal intervals horizontally. The corners of the frames and shutter with CRC sheets shall be welded by adopting flash butt welding or any other suitable method. Provision towards 3Nos, of Hinges incase of single shutters / 6Nos,of Hinges incase of Double shutters of 125 X 31 X 1.25mm size placed at appropriate intervals and provisions shall be made for Tower bolts 2Nos, Aldrop 1No. The frame shall be provided with 6Nos,of Hold fast of 200mm length using 50 X 6mm M.S.Flat. The entire frame and shutter shall be provided with one coat of red oxide primer including cost of hold fasts,hinges, locking arrangements, handles wind appliences etc., complete and as directed by the departemental officers.

Fabrication, Supply and fixing in position of "N" Type ventilators using M.S. angle of size 25x25x5mm for frame and M.S. Flat of size 20x3mm for fixing the weldmesh and using 25x22x3mm "T" section for frame glass. Special type of Hold fast welded to the frame of 45 degree inclined towards centre for wall and fixing the weldmesh 25mm square including cost of 3mm thick pin headded glass panes for all panels and fixing the glass panels with necessary clips & putties with required bolts, nuts and washers and one coat of red oxide primer etc., including necessary dismantling, making holes in RCC columns, beams, masonry wherever necessary with power drill to the extent required and made good to the original conditions after fixing as directed by the departmental officers.

Special Ceiling Plastering for RCC slabs and beams with cement mortar 1:3 mix 10mm thick including cost and conveyance of all materials to site, loading and unloading charges and labour charges for mixing, laying and curing etc. complete . complying with std. specifications.

Plastering with cement mortar 1:5 mix, 12mm thick including cost and conveyance of all materials to site, loading and unloading charges and labour charges for mixing, laying and curing etc. complete . complying with std. specifications

Weathering course over roof slab using 20 mm size brick jelly mixed with pure slacked lime no sand to be used the proportion being 32:121/2 including cost and convenience of all materials to working site, well beating with wooden beaters giving necessary slope and thickness including finishing neatly etc.

Finishing the top of roof with one course of machine pressed tiles of size 200 mm x 200 mm x 20 mm of approved quality in Cement Mortar 1:3 (One Cement add three sand) 12 mm 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

Paving the floor with Double charged Vitrified tiles of approved quality and colour of size 600x600x8mm thick of approved make, quality and colour in all floors over a base layer of cement mortar 1:3 (One part of Cement and Three part of Plastering Sand (P- Sand)), 20mm thick and laid straight alignment and pointed 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 specifications and as directed by the departmental officer. The colour & quality of tiles should be got approved by Municipal Engineer before use on work

Painting two coats with approved cement paint over cement plastered surface ceiling and other new surface including cleaning prepering the surface and curing etc., complete

Painting two coats with best synthetic enamel paint of approved Colour for new iron works the rate is inclusive of all materials, brushes and scaffolding charges etc., complete complying with standard specification(paint should be got approved by the Departmental Engineer befor use on work.

Wiring with 2 x 1.5 sqmm (22 / 0.3) PVC insulated SC unsheathedCu. Conductor of 1100V grade in suitable PVC rigid pipe concealed in wall and ceiling with PVC accessories in flush with wall with 3mm thick hylum sheet cover with TW switch box and 5A F.T switch with continuous earth wire connection of 14 SWG TC wire for making good of the concealed portion with suitable colour for PVC concealed light point / Fan point (For electronic regulator). (SD-24)

Wiring with 2x1.5sqmm (22/0.3) PVC insulated SC unsheathed Cu.Conductor of 1100 V grade in suitable PVC rigid pipe on wall and ceiling with PVC accessories with 150 x l00 x for open PVC plug point.inter locking CS plug with painting of suitable colour with continuous earth wire connection of 14 SWG TC wire for PVC Plug Point (SD-36)

Wiring with 2x4 sqmm(56/0.3) PVC insulated SC unsheathed Cu.Conductor cable of 1100V grade in suitable pipe on wall and ceiling with PVC accessories with 150 mm x 100 mm x 63mm TW switch box for 15 A 3 pin non inter locking CS plug with painting of suitable colour, with continuous earth wire connection of 14 SWG TC wire for open PVC power plug point. (SD-39)

Supply and fixing of single box type 4'x18w crystal glass LED Tube light with TW round blocks on wall or ceiling with flu tube with PVC unsheathed Copper leads from terminals to the fitting. (SD-87)

Supply and fixing of 1200 mm (48") AC ceiling fan complete with stepped electronic 300W regulator with 1meter down rod on the existing clamp. (SD-110)

Providing & fixing PVC RAIN WATER DOWNFALL PIPE of the following dia with necessary T.W.Clamps Plugs, Shoes,Bemds, other clamps, screws nails etc.,complete complying with standard specification. The rate is inclusive of cost of removable iron gratings of appropriate size. The size of Teak Wood plugs used is 150X25mm in front & 200x75mm in rear (wall side) with a depth of 110mm. The pipe is to be fixed by means of "U" clamps at the centre of pipes to be fixed.110mm dia PVC Pipe [4 Kg/SqCm]

K.KARTHIKEYAN (BID ID -1109187)

Lakshmanan (BID ID -1107624)

V.MUGUNDHAN (BID ID -1107728)