Repair and improvements work for Chennai Middle School at Madhavaram Milk Colony 5th unit in DN-26, Unit-07, Zone-03

Weathering course using concrete broken brick jelly 20mm gauge in pure slacked lime 32 : 12.5 cft. (32 broken brick jelly 20mm gauge and 12.5 lime) over RCC roof slab for required depth of

Pointing with Cement Mortar 1:3 to Full Depth of Tiles (Marble Slabs, Pressed Tiles, Ornamental Tiles) , etc., complete complying as per the standard specifications

Decorative Pressed Tiles of 12mm thick of all sizes and shapes

Dadooing walls with following best approved quality, white / colour glazed tiles conforming to IS 15622 of following sizes in Cement Mortar 1:2 (One Cement and Two crushed stone sand),10 thick with Mortar Plasticizer and pointing the joints with Water Resistant Tile Epoxy Grout at the rate of 0.27 Kg. / sq.m. neatly in all floors, curing, etc., complete complying with standard specification and as directed by the departmental officers.(The make and brand of the tiles should be got approved by Executive Engineer before use on works) Dadooing with plain colour glazed tiles of size 150mm x 150mm x 6mm

Flooring with (First quality design) Ceramic tiles of following size (305 x 305 x 6mm) and variety conforming to IS 15622 laid over cement mortar bed of 20 mm thick in cement mortar 1:3 (One Cement and Three crushed stone Sand) with required Cement Slurry and Mortar Plasticizer including cutting the tiles to the required size with special cutter wherever necessary, laying in position and pointing with Water Resistant Tile Epoxy Grout at the rate of 0.27 Kg. / sq.m. etc., complete complying with standard specification and as directed by the departmental officers. (The make and brand of the tiles should be got approved by Executive Engineer before use on works) d.Designed Ceramic Tiles of size 200x 200 x 6mm

Plain Cement Concrete 1:2:4 (one cement, two crushed stone sand and four hard broken stone jelly) using 20mm jelly for wearing coat including laying, compacting, finishing and curing, etc., complete as per standard specificatins and as directed by the departmental officers.-Mixing by mechanical means

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 necessory 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 and as directed by the departmental officers 110mm dia PVC Pipe for One Floor

Construction of INSPECTION CHAMBER following clear sizes including earth work excavation, CC 1:5:10 of 10 cm thick and brick work in Cement Mortar 1:5 [One cement and Five sand] using best quality of Clay burnt Bricks of size 9” x 43/8” x 23/4” with Class designation of 7.5 and Plastering with Cement Mortar 1:3 [One Cement and Three Plastering Sand] 12 mm thick to inner and outer sides and wearing coat 1:3:6 [One Cement, Three crushed stone sand and Six Aggregate] 15 cm thick and covered with precast slab 5 cm thick etc., complete complying as directed by the departmental officers as per standard specification. CLEAR SIZE 0.90 X 0.90

Earth work Open excavation by Mechanical Means for Open Earthwork in all soils and sub-soils and to full depth as may be directed except in rock requiring blasting in clusive 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 100 mts and clearing and levelling including dressing of sides and raming of bottoms etc., complete complying with standard specification and as directed by the departmental officers. (Excluding Refilling)

Supplying, fabricating and placing in position Ribbed Tor Steel / TMT reinforcement grills of all variety like HYSD/CTD/TMTand all grade like Fe 500, Fe550D, Fe 500 D etc., for all RCC works as per design given including cost of steel reinforcement and G.I. binding wire, wastage etc. complete complying with standard specification and as directed by the departmental officers.(Contractor has to make his own arrangements for the supply of steel reinforcement and binding wire) Above plinth / Basement level