construction of drain near h/o prem singh chib opp . radha sawmi ghat at keran in w . no 63 , earth work in excavation by manual means over area exceeding 30 cm and upto 1 . 5m in depth , 1 . 5 m in width as well as 10 sqm on plan including disposal of excavated earth upto 1m from cutting edges , disposed earth to be leveled and neatly dressed in all kind of soil , removal of excavated malba dismantled unserviceable material from the site of work by mech . transport / animal transport or otherwise including loading complete job . , providing and laying in position cement concrete . of specified grade excl . the cost of centering and shuttering all work upto plinth level ( 1:5:10 ) 1 cement: 5 coarse sand: 10 crushed graded stone agg . 20mm nominal size , providing and laying in position cement concrete . of specified grade excl . the cost of centering and shuttering all work upto plinth level ( 1:3:6 ) 1 cement: 3 coarse sand: 6 crushed graded stone agg . 20mm nominal size , providing and laying of stones for pitching , providing and laying r . c . c excl . the cost of centering , shuttering & finishing ( 1:2:4 ) 1 cement: 2 course sand; 4 graded stone , agg . 20mm nominal size-----crushed , reinforcement for r . c . c works including straightening , cutting , bending , placing in position and binding all complete . thermo-mechanically treated bars . , 12mm thick cement plaster ( 1:6 ) cement: sand mix . , providing & laying damp proof course , 50mm thick with cement concrete 1:2:4 ( 1cement:2 coarse sand:4 graded stone ) 20 mm nominal size , centering and shuttering incl . strutting propping etc . and removal of form work for foundation , footing , bases of columns . , carriage of material by mech . transport a ) sand/aggregate