Construction of culvert and filling at Perumayelah near LB channel in Thirparappu Town Panchayat

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 or 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 and cleaning and levelling the site etc complete. (Narrow Foundation - First Depth upto 2 metre)

Cement Concrete 1:4:8 (One cement, Four crushed stone sand and eight hard broken stone jelly) using 40 mm gauge hard broken jelly for flooring including laying, consolidating, finishing, rendering the top surface rough to receive the floor, curing, etc. complete complying with standard specification and as directed by the departmental officers. (The rate is inclusive of necessary planking for panelling wherever necessary and as directed by the departmental officers - Mixing by Mechanical Means

Supplying and erecting centering to sides and soffits including supports and strutting with necessary centering for soffits upto 3 meter height using mild steel sheet of size 90 cm x 60 cm x 10 mm gauge with MS angles of size 25mm x 25mm x 3mm laid over silver oak (CW) joists of size 10cm x 6cm spaced upto 90cm c/c and casurina props or 10 cm to 13 cm dia spaced at 0.750 cm c/c complying with standard specifications as per TNDSS NO : 30 & 86.

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 specifications and as directed by the departmental officers. - Mixing by mechanical means

Supplying and erecting centering for sides and soffits including supports and strutting up to 3.29 m height for plain surfaces such as RCC slabs rectangular beams Tee or L beams lintels, stair case beam etc. in all floors with all cross bracing using mild steel sheets of size 90x60 cm and BG10 gauge stiffended with welded mild steel angles of size 25x25x3 mm for boarding laid over silver oak country wood joists of size 10x6.5 cm spaced at about 90 cm center to center and supported with casurina props of 10 cm to 13 cm Ø spaced at 75 cm center to center etc. complete complying with standard specification in all floors. TNDSS No:30&36

Supplying, fabricating and placing in position Mild Steel/Ribbed T or Steel reinforcement grills of all variety like HYSD/CTD/TMT and all grade like Fe500, Fe550D, Fe500D etc for all RCC works as per design given including cost of steel reinforcement and GI 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)

Reinforced Cement Concrete 1:1½:3 (One Cement, One and half crushed stone sand and three 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 Super Plasticiser, mixing charges for machine mix,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 - machine mix

Plastering the surface of walls with Cement Mortar 1:4 (One cement and Four plastering sand), 12mm thick in all floors including mortar plasticizer at 200ml per 50Kg of cement used, curing etc., complete complying with standard specification and as directed by the departmental officers.

Collection, filling with conveyed gravel in layer of not more than 15 cm thick an average lead of 1km, including watering with all layers and consolidation complying with standard specification including cost and conveyance of sand at site and all labour charges and all other incidental charges etc., complete as per Standard Specification.