Construction of tank at Gandatwisa Fish Breeding Farm, under Supdt. of Fisheries, Gandatwisa Sub Division, Dhalai District, Tripura (Under the Fisheries based Development project for Dumbur, Tripura, under NEC, Water area 3.82 Hact) SH. Dev...G_I

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means over areas (exceeding 30cm in depth, 1.5m in width as well as 10 sqm on plan) including disposal of excavated earth, lead upto 50m and lift upto 1.5m, disposed earth to be levelled and neatly dressed.

Providing and placing gunny/ polythene (of minimum wall thickness of 500 micron) bags filled with sand (of minimum qty of 0.034 cum) and properly manually stitched to avoid any leakage of sand as per specification.

Providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering --All work up to plinth level: 1:3:6 (1 Cement: 3 fine sand : 6 graded stone aggregate 40 mm nominal size)

Supplying and filling in plinth, under floor, foundations etc. with sand (fine) from local quarry with all lifts including spreading in horizontal layers, watering, grading to required slope, ramming, consolidating and compacting each layer by using plate compactor or by any suitable method complete.

First class brick work in foundation and plinth including cost of all materials as required complete In cement mortar 1:4 (1 cement: 4 fine sand).

20 mm cement plaster of mix: Cement mortar 1:3 (1 cement: 3 fine sand) Sqm

Neat cement punning.