Details: construction of valve chamber for sadanam valve 2.1.1:earth work in surface excavation not exceeding 30 cm in depth but exceeding 1.5m in width as well as 10 sqm on plan including disposal of excavated earth up to 50 m and lift up to 1.5 m, disposed soil to be levelled and neatly dressed:all kinds of soil 4.1.8:providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - all work up to plinth level:1:4:8 (1 cement : 4 coarse sand : 8 graded stone aggregate 40 nominal size) 50.6.2.2:solid masonry using pre cast solid blocks (factory made) of size 30x20x15cm or nearest available size confirming to is 2185 part i of 1979 for super structure up to floor two level with thickness 15cm in : cm 1:6 ( 1 cement : 6 coarse sand) etc complete 5.1.3:providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - all work up to plinth level:1:2:4 ( 1 cem
Sector: Water supply and Sewerage