Construction of 30000 Litre Capacity OHT and Laying of Pumping Main Line to Ayakolathur at Kiloy Panchayat in Sriperumbudur Panchayat Union

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 refilling the sides of foundation with excavated earth in layers of not more than 15cm thick, well rammed and consolidated and depositing the surplus earth within the compound in places shown by the departmental officers with initial lead and lift etc.,including levelling the sites complete complying with standard specifications and as directed. (Hard Soil )

Second depth of 2m From 2m to 4 m below GL

Supplying and filling in foundation and basement and trenches with FILLING SAND in layers of not more than 15cm thick, well watered,rammed and consolidated complying with standard specification etc.,complete.

CEMENT CONCRETE 1:4:8 mix using 40mm gauge hand broken hard granite stone jelly for FOUNDATION including dewatering if found necessary and laid in layers of not more than 15cm thick, well rammed etc., complete complying with standard specification.

Reinforced Cement Concrete Mix M30 grade using 10mm & 20mm Hard blue granite Broken stone (machine crushed) excluding the cost of RTS rods for reinforcement and centering, strutting, shuttering but including cost of all materials mixing, laying, Vibrating the concrete with mechanical vibrators, ramming, consolidating, finishing and curing etc., Complete.

0m to 1.50m below GL

0m to 4.50m above GL

4.50 m to 7.32 m above GL

7.32 m to 10.98 m above GL

10.98 m to 14.64 m above GL