Establishment of Shelter Shed at Kohag, Billawar (Under HADP project).

Earth work in excavation by mechanical means (hydraulic excavator) in trenches for foundations, drains, pipes, cables etc. (not exceeding 1.5 m in width) and for shafts, wells, cesspits and the like not exceeding 10 sqm on plan, including dressing of sides and ramming of bottoms lift upto 1.5 m, including getting out excavated earth and disposal of surplus excavated earth as directed, within a lead of 50 metres: a) All kinds of soil

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20 cm in depth, consolidating each deposited layer by ramming and watering, lead upto 50 m and lift upto 1.5 m.

Providing and laying in position cement concrete of specified grade including curing but excluding the cost of centring and shuttering. All work upto plinth level with:A)1:5:10 (1 cement : 5 coarse sand : 10 graded stone aggregate 40 mm nominal size)

Providing and laying in position specified grade of reinforced cement concrete including curing but excluding the cost of centering,shuttering, finishing and reinforcement. All work upto plinth level.1:1½:3 (1 cement : 1½ coarse sand : 3 graded stone aggregate 20 mm nominal size)

Brick work with common burnt clay (non-modular) bricks of class designation 7.5 in foundation and plinth including curing in :A)Cement mortar 1:6 ( 1 cement : 6 coarse sand)

Extra for brick work with common burnt clay bricks/cement concrete bricks in superstructure above plinth level upto floor five level

Supplying and filling in plinth with fine sand under floors including, watering,ramming, consolidating and dressing complete.

Providing and laying damp-proof Course 50 mm thick with cement concrete 1:2:4 (1cement:2 coarse sand: 4 graded stone aggregate 20 mm nominal size) and curing complete

Making plinth protection 50mm thick of cement concrete 1:3:6 (1 cement : 3 coarse sand :6 graded stone aggregate 20 mm nominal size) over 75mm bed of dry brick ballast 40mm nominal size well rammed and consolidated and grouted with fine sand including finishing the top smooth and curing complete

Providing and laying in position cement concrete of specified grade including curing but excluding the cost of centring and shuttering. All work upto plinth level with:1:3:6 (1 cement:3 coarse sand:6 graded stone aggregate 20mm nominal size) with 20% boulders.