Providing and Laying hume pipe for temporary restoration of saspotse and yangthang nallah crossing

Earth work in excavation by mechanical means (Hydraulic excavator) in foundation trenches or drains (not exceeding 1.5m in width or 10sqm on plan),including dressing of sides and ramming of bottoms, liftupto1.5m, including getting out the excavated soil and disposal of surplus excavated soil as directed,within a lead of 50 m. All kinds of soil

Providing and laying Non Pressure NP-4 class (Heavyduty)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. 1000 mm dia RCC pipes. (Laying by manual/ machanical means)

Banking excavated earth in layers not exceeding 20cm in depth,breaking clods, watering, rolling each layer with ½ tonne roller,or wooden or steel rammers, and rolling every 3rd and top-most layer with power roller of minimum 8 tonnes and dressingup, in embankments for roads, flood banks,marginal banks,and guide banks etc., lead upto 50 m and lift upto 1.5 m : All kinds of soil

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:2:4 (1 cement : 2 coarse sand (zone-III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources

Carriage of NP-4 pipes from an avg. distance of 80 Km by MT Weight of NP-4 pipe for 1 mtr = 952 kg Weight of NP-4 pipe for 30 mtr = 28560 kg or 28.56m.ton

Carriage of CEMENT from an avg. distance of 80 Km by MT

Carriage of SAND AND AGGREGATE from an avg. distance of 20 Km by MT