Providing and laying 1800mm dia, 1200mm dia, 900mm dia and 600mm dia hume pipe at various places in mine area at Block B project

Item Description/ Heading

Earth work in excavation in all kind of soil/ silt all operation mechanically with all lifts including Dozering, levelling and dressing of dump sites complete as per instructions of EIC. (for all project of NCL) Lead upto 50.00 m

Supply and mechanically laying of Non Pressure NP-3 class ( Medium duty ) R.C.C. hume pipe in mine premises complete as per instruction of EIC. 1800 mm dia RCC pipes (laying by mechanical means )

Supply and mechanically laying of Non Pressure NP-3 class ( Medium duty ) R.C.C. hume pipe in mine premises complete as per instruction of EIC. 1200 mm dia RCC pipes (laying by mechanical means )

Providing and laying Non Pressure NP-3 class (Medium duty) 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 900 mm dia RCC pipes.

Providing and laying Non Pressure NP-3 class (Medium duty) 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 600 mm dia RCC pipes.

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 for Foundations, footings, bases of columns, etc. for mass concrete

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

Total impact of GST for the purpose of CTC

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