Construction of First Floor Three Class Room School Building in Sanjeevirayan Pet Corporation Middle School in Division No 55 of Kondalampatty Zone-IV.

Amount

"Earth work excavation for foundation in Hard stiff clay, stiff black cotton, hard red earth, shales murram, gravel, stoney earth and earth mixed with small size boulders SS.20B and Sand, silt or other loose soil, wet sand, silt not under water, light black cotton soil, sandy loam ordinary soil and to full depth as may be directed except in hardrock requiring blasting inclusive of shoring shuttering and baling out water wherever necessary refilling the sides of foundation with excavated soil other than sand in layers of 15cm thick well rammed and completed, cleaning and levelling the site etc.,complete - Narrow Foundations - Upto 2.00m Depth Footings"

"Supplying and filling in foundation and basement with filling sand 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 [one cement, four sand and eight course aggregates] using 40mm size Hard Broken/Machine crushed Granite Stone Jelly including dewatering if found necessary and laid in layers of not more than 15cm thick and compacted etc., complete complying with standard specification.

Supplying and erecting steel centering including necessary supports for plane surfaces for Reinforced Cement Concrete works such as column footings, column pedestals, plinth beams, grade beams, staircase steps, etc. which require only nominal strutting using mild steel sheets of size 90cm x 60cm and 10 BG stiffened with welded mild steel angles of size 25mm x 25mm x 3 mm for boarding, laid over silver oak joists of size 10cm x 6.5cm spaced at about 75cm centre to centre or at suitable intervals etc. complete in all floors complying with standard specifcation - Plinth Beam

a) Column

Supplying and erecting centering for soffits of plane surfaces like RCC Slabs, Lintels, Sunshades, Square Columns, Staircase waists, Beams etc., including strutting 3m high using mild steel sheets of size 90cm x 60cm and BG 10 stiffened with M.S angles of size 25mm x 25mm x 3mm laid over silver Oak (C.W) joists of size 10cm x 6.5cm (spaced at about 90cm c/c) and supported by casurina props of 10cm to 13cm dia (spaced of 75cm c/c) etc., complete complying with standard specification.

b) Slab & Beam

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 tems 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 rushed stone jelly and with about (3.3 cum), 5156kg of 10 - 12mm machine crushed stone jelly and with about (4.79cum) 7670 kg of 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 - The Coarse and Fine aggregates to be used should comply with the requiremnents of IS staandards. (No separate payment will be made by the Department for the excess usage of materials) - Ground Floor Column

a) Foundation Basement

b) Ground Floor

c) First Floor

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 as per standard spedtlcatlon.

Brick work In CM 1:5 mix using best Second Class Table Moulded Chamber Burnt Bricks 9"x4½"x3" having 350 kg/cm² compressive strength and 15% or less water absorbent in the period of 24hours immersement and confirming to ISI specifications including finishing, curing etc., complete complying with standard specification.

Ground Floor

First Floor

Ceiling Plastering with cement mortar 1:3 mix (one cement three P-sand), 10mm thick in all floors for RCC slabs, Beams, Sunshades including packing, providing cement mortar beading for sunshades, staircase steps, landing slabs etc., as directed by the departmental officers etc., complete complying with standard specifications.

Plastering with cement mortar 1:5 mix (one cement five P-sand), 12mm thick in all floors using clean screened M-Sand and including cost of curing for fifteen days from the completion of the work and surface should free from undulations and including the cost of preparing the surface for plastering and protecting from other damages till setting of mortar etc., complete complying with standard specification.

Flooring with Vetrified flooring tiles of size 600 x 600 x 8mm of approved colour and quality of required size laid in cement mortar 1:3 mix 20mm thick and pointing with the same mortar complete and finish very neatly etc complete

Dadooing the walls with Glazed tiles of size 305 x 200 x 6mm thick laid in cement mortar 1:2 mix 10mm thick and pointing with white cement using 0.40 kg./cm2 including finishing the joint and pointing flush with tile surface etc.

Wall Finishing with Putty Powder Three Coats using Putty Powder Water Primer Including all cost in all floors etc., complete

Painting two coats with ready mixed Plastic Emulsion paint (weather proof) of approved quality and colour over a priming coat, including thorough scraping, clean removal of dirt and including necessary plaster of paris, putty wherever required etc., complete as per standard specifications.

Stainless Steel (Salem Stainless Steel) Door Frame (Box Section using Stainless Steel Plate of 1.6mm thick) of size 100mm x 60mm with a rebate of 30 / 35mm x 15mm on one side of the frame including supplying and fixing dovetail splayed end stainless steel hold fast etc

Providing of 35mm thick factory made pre-laminated ABS (Acrolynitrile Butadiene Styrene) Door Shutter moulded in different designs, consisting of all round frame made out of water proof solid foam PVC bar of size 20 x 32mm, reinforced by 32 x 32mm - 2 Nos., for vertical made out of LVL (Laminated Veneer Lumber), core material of 32mm thick high density craft paper honey comb board, sandwiched on both 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 for finished item of work, complete complying with the standard specification. The door shutter and frame should be got approved from the Executive Engineer before use on work

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

Supplying and fixing MS grill for gatePetty Iron works for Truss, straps including cost of steel and labour charges for welding etc., complete 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

Painting two coats for New iron work surface using best quality synthetic enamel paint etc., complete complying with standard specification.

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

Plain cement concrete 1:2:4 mix (One cement two CS sand and four aggregate) using 20mm size ISS gauge HBBG metal including mixing, laying, consolidating, curing, cost and conveyance of all materials to site and all labour charges etc., complete as per standard specification

First Floor

Ground Floor

Finishing the top with one course of Solar Roof Tiles of Std. size laid in cm 1:3 mix mixed with water proofing compound as per Indian standard 2% by weight of cement used and pointed with the same mortar etc., complete

Wiring with 2 x 1.5 sqmm (22 /0.3 ) PVCinsulated single core unsheathed copper conductor cable of 1100V grade in suitable PVC rigid pipe concealed in wall and ceiling with PVC accessories inflush with wall with 3mm thick hylum sheet cover with TW switch box and 5A F.T. switchm with continuous earth wire connection of 14 SWGTC wire for making good of the concealed portion with suitable colour for PVC concealed light point / Fan point (For Electronic regulator). etc, complete as per standard specifications.SD23

Wiring with 2 x 1.5 sqmm (22 /0.3 ) PVCinsulated single core unsheathed copper conductor cable of 1100V grade in suitable PVC rigid pipe concealed in wall and ceiling with PVCaccessories inflush with wall with 150 x 100 x 113 mm TW switch box with 3mm hylum sheet cover for SA 3 pin non inter locking CS plug with continuous earth wire connection of 14 SWGTC wire and making good of the concealed portion with suitable colour for concealed PVC plug point.etc, complete as per standard specifications SD38

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-88)

Supplying and fixing of 1200mm ( 48" ) sweep AC ceiling fan complete with regulator with 1Mdown rod including S & F of fan clamp with side plates and cross arm etc, complete as per standard specifications SD 107

Ganesan Contract Company (BID ID -1226363)