Improvement/ Strengthening of irrigation canal at Thangnakpo Chushul (by way of steel manual gates.(Under Capex)

Earth work in excavation by mechanical means (Hydraulic excavator) in foundationtrenchesordrains(notexceeding1.5minwidthor10sqmonplan), includingdressingof sidesandrammingofbottoms, liftupto1.5m, including gettingouttheexcavatedsoilanddisposalofsurplusexcavatedsoilasdirected, within a lead of 50 m. A. All kinds of soil 80%.

B. Ordinary rock 20%.

Dumping stone including cost of stones. Horizontal on level

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 (zone-III) derived from natural sources : 8 graded stone aggregate 40 mm nominal size derived from natural sources)

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:3:6 (1 Cement : 3 coarse sand (zone-III) derived from natural sources : 6 graded stone aggregate 20 mm nominal size derived from natural sources)

Centering and shuttering including strutting, propping etc. and removal of form work for : A.Foundations, footings, bases for columns.

B. Retaining walls, return walls, walls (any thickness) including attached pilasters, buttresses, plinth and string courses fillets, kerbs and steps etc.

Steelworkweldedinbuiltupsections/framedwork, includingcutting,hoisting, fixing in position and Instringers,treads, landingsetc.ofstaircases, includinguseofchequeredplate wherever required, all

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

Carriage of material by mechanical transport including loading unloading and stacking.. A. Soling stone an avg lead of 10 kms