CONSTRUCTION OF 6MTR SPAN RCC CULVERT AND APPROACH ROAD OF NEWLY SANCTIONED KENDRIYA VIDAYALA (KV) AT KAMBAL DANGA REASI UNDER DISTRICT CAPEX BUDGET

Earth work in excavation by mechanical means 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 50m from cutting edge. All kinds of soil

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: 1:5:10 (1 cement : 5 coarse sand : 10 graded stone aggregate 40 mm nominal size)

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 20 mm nominal size) :

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 40mm nominal) crushed.

Hand Packed stones in wire crates including cost of wire crates.

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

Providing and laying non-pressure of specified class R.C.C. pipes including collars/spigot jointed with stiff mixture of cement mortar in the proportion of 1:2 (1 cement: 2 fine sand) including testing of joints etc. complete. Non-pressure NP-3 class (Medium duty) R.C.C. pipes 900 mm dia. R.C.C. pipe

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 River bed material in berms layers not exceeding 20 cm in depth incld. Rolling, watering, and consolidation with power road roller of 8-10 tonne all leads lifts carriages complete

Construction of granular sub-base by providing close graded Material conforming to specifications, mixing in a mechanical mix plant at OMC, carriage of mixed material by tippers to work site, for all leads & lifts, spreading in uniform layers of specified thickness with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per specifications and directions of Engineer-in-Charge With material conforming to Grade-II (size range 53 mm to 0.075 mm ) having CBR Value-25 including carriage lift complete job