SPECIAL REPAIRS TO SEWAGE CHAMBER AND GRILL ARRANGEMENTS TO WINDOWS IN TNCSC REGIONAL OFFICE BUILDING AT RAMANATHAPURAM IN RAMANATHAPURAM DISTRICT

Dismantling clearing away and care fully stacking materials if any Dismantling Brick Work

Earth work excavation for foundation in hard stiff clay, stiff black cotton soil, hard red earth, shales, murrams, gravel, stoney earth and earth mixed with 50% fair sized boulders and hard gravelly soil inclusive of shoring, strutting and baling out water wherever necessary including refilling the sides of foundation with excavated earth in layers of 15cm thick well rammed and consolidated and depositing the surplus earth in places shown by the departmental officers with an initial lead of 10m and an initial lift of 2m and clearing and levelling the site etc., complete complying with standard specifications

supply and filling in foundation with M sand in layers not exceeding 150mm thick, well watering, ramming and consolidation etc., completed

Cement Concrete 1:5:10 (One cement, Five crushed stone sand and Ten hard broken stone) using 40 mm consolidating, finishing, rendering the top surface gauge hard broken jelly for flooring including laying, 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

Brick work in Cement Mortar 1:5 using best quality II class Ground moulded chamber burnt bricks of size 9" x 4-3/8" x 2-3/4" for foundation and basement including curing, etc., complete complying with standard specifications For foundation & basement

Supplying and erecting centering for sides and soffits including necessary supports and strutting upto 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 abote 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 specificaiton. (Payment for centering shall be given after the concrete is laid) For Lintels and roof slab

Cement Concrete 1:2:4 (One Cement, Two crushed stone 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 Foundation and Basement

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 etc complete.

Plastering with Cement Mortar 1:5 (One cement and Five Plastering sand), 12mm thick in all floors including curing etc. complete complying with standard specification and as directed .

Suppplying Fabricating and fixing Mild steel grills to verandha opening the rate inclusive of any drilling in which necessary for fixing or dismantling the masonry portion and redoing same in good condition, welding boult and Nail etc., Also the M.S grills should be.got approved by the Executive Engineer.

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 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

Supplying and fixing of CI Manhole cover heavy type of size 600 * 600 mm of best approved quality including raising the elevated portion around the manhole to accommodate manhole cover with brick wale in cement mortar 1:3, etc complete.

Supplying and fixing in position white/colour glazed European Water Closet of best quality and approved make with 100 mm "P" or "S" trap connecting with CI pipe of 100mm dia/PVC pipe of 110mm dia, double flapped rigid PVC black seat and seat cover with CP brass hinges including cost of white cement, cement for packing, spun yarn, teak wood plugs, brass screws, teand fixing 10 litres capacity PVC (12.5 litres capacity porcelin low level flushing tank with a pair of Cl brackets, etc., complete with all fittings such as 15mm brass ball valve with polythene float with brass handle, union, coupling connected by means of 40mm white PVC flush hand using Indian adopter joint including all internal fittings etc complete.

Supplying and fixing in position best approved of BIS quality PVC rain water down fall pipes having a pressure of 4 kg./sq.cm including cost of necessry PVC shoe, PVC bend, cast iron gratings of required diameter and special clamps, brass screws, nails, etc., and fixing of cast iron gratings at junction of parapet and the RCC roof slab including finishing neatly etc., complete. The rate shall be inclusive of cast of removable cast iron grating. The PVC pipe shall be fixed in wall with special type of "U" clamp at the centre of the pipe line in addition to those for more than 3.0 metre pipe length, etc., complete complying with standard specification. Rain water pipe

Supplying, laying and jointing PVC pipes (having working pressure 6 kg./sq.cm) of approved quality and best variety conforming to BIS of the following dia including cutting, threading and fixing PVC specials using PVC adhesives (but excluding cost of such specials) and fixing into wall with teak wood plugs, PVC clamps and screws making holes on the wall (or) drilling holes in the roof and making good the dismantled portion to original condition with necessary brick work/cement concrete and plastern neatly wherever necessary with necessary including scaffolding etc., complete complying with standard specifications. The PVC pipes shall be got approved For Chamber

Supply the following PVC specials of approved quality and best variety 160mm PVC Door Elbow

160mm PVC Bend

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