Re Construction of Storm water drain and Culvert at Ganapathyputhur 3rd street in ward No 29,North zone

Amount

Dismantling the existing damaged cement concrete including all labour charges

Desilting th existing drain including all labour charges.

Dismantling the existing damaged RCC slab including all labour charges

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

Conveying of surplus earth from the site from 0 to15 kilometers including transport loading and unloading etc. complete.

Plain Cement Concrete 1:4:8 (one cement four fine aggregates and eight coarse aggregates) using 40mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges and all incidential charges such as water providing etc., complete as per standard specification

Supplying and erecting steel centering including necessary supports for plane surfaces for Reinforced Cement Concrete works such as column footings, column pedestals, plinth beams, grade beams, staircase steps, etc. which require only nominal strutting using mild steel sheets of size 90cm x 60cm and 10 BG stiffened with welded mild steel angles of size 25mm x 25mm x 3 mm for boarding, laid over silver oak joists of size 10cm x 6.5cm spaced at about 75cm centre to centre or at suitable intervals etc. complete in all floors complying with standard specifcation. (Payment for centering shall be given after the concrete is laid)

Plain cement concrete 1:2:4, (one cement,two m sand and four aggregate) using 20mm ISS HBG metal including cost and conveyance of all materials and labour charges

Supplying and erecting steel centering including necessary supports for plane surfaces for Reinforced Cement Concrete works such as column footings, column pedestals, plinth beams, grade beams, staircase steps, etc. which require only nominal strutting using mild steel sheets of size 90cm x 60cm and 10 BG stiffened with welded mild steel angles of size 25mm x 25mm x 3 mm for boarding, laid over silver oak joists of size 10cm x 6.5cm spaced at about 75cm centre to centre or at suitable intervals etc. complete in all floors complying with standard specifcation. (Payment for centering shall be given after the concrete is laid)

Suppling and fabricating and placing in position MS (or) R.T.S. bar for reinforcement to all RCC works as per the design given including cost of steel and binding wire also in all floors.

Reinforced cement concrete 1:1.5:3, (one cement,one half m sand and three aggregate) using 20mm ISS HBG metal including cost and conveyance of all materials and labour charges

Plastering in cement mortar 1:5 (one cement and five sand),12mm thick including cost and conveyance of all materials and labour charges etc., complete

Supply and fixing of 600mm dia SFRC manhole cover of heavy duty with frame as per the standard specification and instruction of Departmental officers.