Maintenance and Repair works to the corporation elementary school Ondipudur north at Ondipudur in ward no.56, east zone.

Amount

Providing Pile foundation of size 300mm dia using agrapiling including labour charges and all other tools and plants charges etc.,as per direction of dept officers

Earth work excavation and depositing on bank within initial lead of 10M and initial lift of 2 metre in hard stiff clay stiff black hard red earth shales murums, gravel stoney earth and earth mixed with small size boulders and hard gravelly soil, etc., complete complying with standard specification.

Filling Pallam sand for basement 15 cm thick including cost and conveyance of all materials and labour charges etc. complete.

CEMENT CONCRETE 1:4:8 (One cement, four sand and eight aggregate) using 40mm gauge hand broken hard granite stone jelly for FOUNDATION including dewatering if found necessary and laid in layers of not more than 15cm thick, well rammed etc., complete complying with standard specification.

Supplying and erecting SHUTTTERING including necessary supports for plane surfaces such as RCC COLUMN FOOTING, PLINTH BEAM STAIRCASE STEPS etc., in all floors using mild steel sheets of size 90cm * 60Cm and BG 10 stiffened with welded mild steel angles for boarding supported by Casuarina props at suitable intervals etc., complete complying with standard specfication and as directed.

Supplying and erecting CENTERING for sides and soiffts including supports and strutting upto 3.29m high for plane surfaces such as RECTANGULAR COLUMNS, top and bottom slabs of boxing, sill slabs, sunshades etc., in all floors using mild steel sheets of size 90cm * 60cm and BG 10 stiffened with welded mild steel angles of size 25mm * 25mm * 3mm for boarding laid over countrywood joists of size 10cm * 6.5cm spaced at about 90cm centre to centre and supported by Casuarina props of 10cm to 13cm dia spaced at 75cm centre to centre etc., complete as directed.

Supplying and erecting CENTERING for sides and soffits including supports and strutting upto 3.29 m high for plane surfaces such as RCC SLABS, RECTANGULAR BEAMS, TEE or ELL BEAMS, LINTELS, BED BLOCKS. STAIRCASE WAIST and landing slabs, landing beams, canopy etc., in all floors with all cross bracings using mild steel sheets of size 90cm * 60cm and BG 10 stiffened with welded mild steel angles of size 25mm * 25mm * 3mm for boarding laid over countrywood joists of size 10cm * 6.50cm spaced at about 90cm centre to centre and supported by Casuarian props of 10cm to 13cm dia spaced at 75cm centre to centre etc., complete and as directed.

R.C.C. 1:1.5:3 Mix (One cement one point sand Three hard broken granite stones) for all the reinforced cement concrete works using 20mm gauge hard blue granite stone jelly including cost and conveyance of all materials to site including all labour charges for concrete mixing, laying, watering curing properly excluding cost of steel and centering etc., complete complying with standard specification.

Supply fabrication and placing imposition of mild steel for steel rod of various sizes as directed including all labour charges for cutting and binding and tying with cost of binding wire, etc., complete as per standard specification.

Fly ash Brick work in CM 1:5 (one cement & five sand) using size 9"X4 3/8"X 2 3/4" including finishing, curing, etc., complete complying with standard specification

Ceiling Plastering with C.M. 1:3 Mix (one cement and three sand) 10mm thick finishing including cost and conveyance of all materials to site and all labour charges, watering curing and all other incidental charges etc., complete complying with standard specification.

Plastering with C.M. 1:5 Mix (one cement and five sand) 12mm thick finishing including cost and conveyance of all materials to site and all labour charges, watering curing and all other incidental charges etc., complete complying with standard specification.

Supply and fixing of mild steel door using all round "L" angle 25 X 25 X 6mm thick, cross bracing 20 X 6mm M.S.Flat with necessary locking arrangements including cost and conveyance etc.,

Suppling and Fixing of Puffed sheet complete direction as per the departmental officers

Suppling and Fixing of Galvolume sheet complete direction as per the departmental officers

Supply fabrication and exrection of truss and gates using M.S tubular pipes cpst including painting one coat primer and two cpaots of enamel paint

Weathering course in concrete broken stone brick jelly 20mm size in pure slacked lime over RCC slab. The proporation being 32:12:5 for requuired slope and the thickness of as required and well beaten with wooden beaters etc., completed - 10 m3

Terrace flooring with one couse of pressed tiles of size 23 X 23 in cement mortar 1:3 mix with impermo oil 2% by weight of cement and pointed with same oiled mortar

Painting with enamal paint two coats for new Iron work including one coat of priming coat and using the best quality Iron primer and best quality synthetic enamel paint etc complete complying with standard specification .

Painting with plastic emulsion paint two coats over base coat for new plastered surface for using best quality and aproved colour of oil bound distemper conforming to ISI specification etc., complete complying as directed by the departmental officers as per standard specification.

Wiring with 2 x 1.5 sqmm (22 / 0.3) PVC insulated SC sheathed Cu. Conductor of 1100V grade in suitable PVC rigid pipe cealed 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).

wiring with 2x1.5sq mm (22/.3) PVC insulated SC unsheathed copper conductore cable of 1100V Grade in suitable heavy gauge MS conduit pipe on wall and ceiling with MS accessories in flush with wall with 150mmx100mmx75mm MS switch box with 3mm thick hylem sheet cover for 5A 3pin interlocking CS Plug with continuous earth wire connection of 14 SWG TC wire and making good of the concealed portion with suitable colour for concealed Plug point. (SD 12)

Supply and run of 2 of 4 sq.m (56/0.3)PVC insulated SC unsheathed CU.Conductor of 1100V grade in suitable heavy gauge MS conduit pipe concealed in wall and ceiling continuous earth wire connection of 14 SWG TC wire and making good of the concealed portion with suitable colour.(SD 44)

Supply and fixing of single box type 4"40W flu fitting completed with copper choke and condensor,with condult pipe suspension from the ceiling with PVC unsheathed Copper leads from terminals to the fitting with Tube (SD 87)

Supplying and fixing of 1200mm(48")sweep AC ceiling fan complete with stepped electronic 300W Regulator with 1 metre down rod with fan clamp with side plates and crpss arm of size 450mm(16") (SD 106)

T T CONSTRUCTION (BID ID -1135058)

SWATHI BUILDERS (BID ID -1134345)

OMSAKTHI CONSTRUCTION (BID ID -1134550)