Providing RCC retaining wall in upstream of Intake in scouring portion of abutment at Dam of Rangit Power Station

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

Extra rates for quantities of works, executed in or under water and/or liquid mud, including pumping out water as required to execute item No.1 - Earth work in excavation and etc.

Providing and fixing dowel/ anchor bar ( TMT ) including (a) drilling of hole in existing concrete or rock or like the surface, (b)straightening, cutting, bending, placing in position of anchor bar (c) grouting with suitable epoxy mortar or cement capsule , etc all complete up to floor five level in spillway glacis, hill terrain ,stilling basin floor / wall or like the surface etc. The rate is exclusive of taxes, transportation from Siliguri to RPS, loading, unloading and stacking but inclusive of premium @ 12 % over SSOR'12 &@ over 2% DSR'16. Departmental material such as Air compressor, Jackhammer, Electricity, shall be issued on demand by the contractor for executing the work if the same is available, but the rental charges and recovery rate shall be as per the norms of NHPC Ltd.

Extra rates for quantities of works, executed in or under water and/or liquid mud, including pumping out water as required to execute item No.3 - Providing and fixing dowel/ anchor bar ( TMT ) and etc.

Providing and Laying in position cement concrete of 1:2:4 mix. (1 cement, 2 coarse and, 4 graded stone aggregate of 20mm & down size) including compacting curing etc all complete.

Extra rates for quantities of works, executed in or under water and/or liquid mud, including pumping out water as required to execute item No.5 - Providing and Laying in position cement concrete of 1:2:4 mix and etc.

Providing, fixing & removing form work for casting R.C.C items of foundation, footings, base of column etc for mass concrete with imported timber from outside the state.

Extra for planking and strutting in open timbering if required to be left permanently in position of item No. 7.

Extra rates for quantities of works, executed in or under water and/or liquid mud, including pumping out water as required to execute item No.7 (b)- Providing, fixing & removing form work for casting R.C.C items for foundation, footings, base of column etc

Providing, fixing & removing form work for casting R.C.C items of wall with imported timber from outside the state

Extra for planking and strutting in open timbering if required to be left permanently in position to execute item No.10 - Providing, fixing & removing form work for casting R.C.C items. (Face area of the timber permanently left to be measured).

Extra rates for quantities of works, executed in or under water and/or liquid mud, including pumping out water as required to execute item No.10 - Providing, fixing & removing form work for casting R.C.C wall and etc

Supplying, bending and placing in position tor- steel reinforcement in all R.C.C works including cost of binding wires, all complete.

Extra rates for quantities of works, executed in or under water and/or liquid mud, including pumping out water as required to execute item No.13 - Supplying, bending and placing in position tor- steel reinforcement

Providing & laying in position specified grade of reinforced cement concrete of nominal mix excluding the cost of form work, finishing & reinforcements. 1:1.5:3 Mix (1 cement, 1.5 coarse sand 3 graded stone aggregate 20mm and down nominal gauge)

Extra for laying concrete in or under water and/or liquid mud including cost of pumping or bailing out water and removing slush etc. complete

Loading and unloading of Cement or Steel by manual means and stacking.

Loading and unloading of stone boulder/stone aggregates/sand/ kanker/moorum.

Cost of haulage excluding loading and unloading- Surfaced road).

Head load of non-stock materials for a distance beyond 30 m and within 100 m distance

Head load of stock materials for a distance beyond 30 m and within 100m distance.

Head load of cement for a distance beyond 100 metres or part thereof beyond1st 50 m upto 200 meter

Head load of Steel for a distance beyond 100 metres or part thereof beyond1st 50 m upto 200 meter

Head load of non-stock materials for a distance beyond 100 metres or part thereof beyond1st 50 m upto 200 meter

M/s. P B Rai

R. S. Construction