Details: sewer laying excavation in foundation in ordinary soil (loam, clay & sand) including lift upto 1.5m and lead upto 50m watering & rammin of excavated earth into the tranches or into the space between the building and the sidesw of the foundatio or into the plinth and disposal of surplus earth upto a distance of 50m from centre of trenches. 0.00 to 1.50 m 1.50 to 3.00 m 3.00 to 4.50 m 4.50 to 6.00 m 6.00 to 7.50 m providing and laying granual material (graded stone aggregate 40mm nominal size) including watering, ramming consolidating and dressing complete- all work up to plinth level : in granular bedding providing lay in plain cement concrete in following proportion in foundation and floor including supply of all materials, labour, t&p etc. complete required for the work 1:4:8 with coarse sand and 4cm gauge stone ballast. same as above but 1.5-3.0 m bgl same as above but 3.0-4.5 m bgl same as above but 4.5-6.0 m bgl same as above but 6.0-7.5 m bgl providing lay in plain cement concrete
Sector: Water supply and Sewerage