Improvement to Naibara Drainage system under Aska and Buguda Block.

Excavation in both wet and dry condition by mechanical means of all kinds of soil including stony earth, gravel & moorum etc. inter spread with boulders up to 1/2 cum size with all leads, lifts & delfts including trimming of slopes & bed to design section & depositing the excavated materials away on both side of the drain including spreading, leveling the earth in layers not exceeding 22.5 cm including hire & running charges of all machineries, T& P, cess etc. complete as per direction of the Engineer-in-charge. (Measurement will be recorded in level section only).

Excavation of any approved type of soil in approved borrow area by mechanical means loading into and transportation by mechanical means and unloading the soil within lead of 1 Km on properly prepared and scientifically approved surface for construction of embankment including spreading and leveling the earth in 22.5 cm layers to make ready for watering and compaction with sheep foot rollers and dozers but excluding watering and compaction in dam and dykes for all heights including construction, maintenance, watering and lighting of haul road and borrow area including royalty of earth etc. complete as per the direction of Engineer-in-charge. (Measurement of the fill to be taken on the finished level section)

Excavation of foundation by mechanical means in all kinds of soil with initial lead, lift including rough dressing and leveling the bed and sides of foundation and disposal of the excavated materials with all leads, lifts and delfts & breaking clods to maximum 5cm to 7cm & laying in layers not exceeding 0.30m in depth including dewatering, shoring and shuttering, cess etc. complete as per direction of the Engineer-in-charge.

Filling in foundation and plinth with sand well watered and rammed etc. complete including all cost per 1Cum as as per direction of the Engineer-in-charge.

Random rubble hard granite stone masonry of approved quality from approved quarry in sand grouted in foundation & plinth with all leads, lifts & delfts & well watered and rammed in foundation trench including cost, conveyance, royalty, loading and unloading of all materials with cess, T&P, etc complete as per direction of the Engineer-in-charge.

Cement concrete M-10 grade with crusher broken hard granite chips of size 40mm & downgraded of approved quality form approved quarry, mixing by concrete mixer and placing manually in proper position, with all leads, lifts and delifts, compacting with vibrators including cost, conveyance, royalty, loading and unloading of all materials, curing, cess, T&P, etc. complete as per direction of the Engineer-in-charge.

Cement concrete M-15 grade with crusher broken hard granite chips of size 40mm & downgraded of approved quality form approved quarry, mixing by concrete mixer and placing manually in proper position, with all leads, lifts and delifts, compacting with vibrators including cost, conveyance, royalty, loading and unloading of all materials, curing, cess, T&P, etc. complete as per direction of the Engineer-in-charge.

Cement concrete M-25 grade with crusher broken hard granite chips of size 20mm & downgraded of approved quality from approved quarry mixing by concrete mixer and placing manually, with all leads, lifts and delifts, compacting properly, including cost, conveyance, royalty, loading and unloading of all materials, curing, cess, T&P, etc. complete as per direction of the Engineer-in-charge.

Cement concrete M-20 grade with crusher broken hard granite chips of size 20 mm & downgraded of approved quality form approved quarry, mixing by concrete mixer and placing manually in proper position, with all leads, lifts and delifts, compacting with vibrators including cost, conveyance, royalty, loading and unloading of all materials, curing, cess, T&P, etc. complete as per direction of the Engineer-in-charge.