CONSTRUCTION OF SWD AT THIRUVALLUVAR NAGAR-2

Dismantling the old brick work .including cost and conveyance, labour etc., complete with as per standard specification.

Earthwork excavation for foundation in all soils and sub soils and to full depth as may be directed except in rock requiring blasting but inclusive of shoring, strutting and baling out water wherever necessary and depositing the excavated earth within the compound in places shown by departmental officers with an initial lead of 10m and lift of 2m and clearing and leveling etc. complete complying with standard specification.-For Retaining wall foundation

Plain Cement Concrete 1:4:8 Mix, (One Cement, four sand and eight hard broken stone jelly) using 40mm size ISS, HBG Metal.including cost and conveyance, labour etc., complete with as per standard specification.

Supplying and erecting steel centering including necessary supports for Sides & Soffits which require only normal strutting using M.S. sheets of size 90cm x 60cm BG 10 gauge of stiffened with mild steel angles of size 25mm x 25mm x 3mm for boarding laid over silver oak joists of size 10 x 6.50cm spaced at about 90 cm centre to centre and supported by the casurina props of 10cm to 13cm dia spaced at 75cm centre to centre at suitable intervals etc. complying with standard specification. (The payment for centering shall be made only after the concrete is laid. The retrieved materials should be taken back by the contractor)

For Drain & Culvert wall

For Culvert Slab

Plain Cement Concrete 1:2:4 (one cement, two fine aggregates and four coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification

Providing granolithic floor finish of 25mm thickness with plain cement concrete 1:2:4 (One Cement, Two crushed sand (M-Sand) and Four aggregate) using 10 to 12mm gauge hard broken stone jelly including laying, finishing and the top rubbed smooth with power trawl, thread lining, 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)

Supply and fabrication of steel rod required for all RCC items of works involved in the schedule cost of steel at site fabrication, labour charges for cleaning the roads straightening, cutting, bending, tying, including over lapping to the required length whereever necessary and placing the reinforcement in position as specified in the drawings, including cost of binding wire, provision of spacer bars, cover blocks and all other incidental charges etc., complete as per standard specification.

Reinforced cement concrete 1:1 1/2 :3 mix (One cement, one and a half sand and three aggregate) mix for all reinfoced cement concrete works using 20 mm ISS gauge hard broken grainte machine crushed metal including cost and conveyance of all materials at site including all labour charges for concrete mixing, laying, watering, curing properly but excluding cost of steel and centering etc., complete complying with standard specifications.