Augmentation of 2 no.s Protection wall for safety of 3 No.s (100 MVA, 220/66 KV) Transformers at 220 kV Substation, BBMB, Ballabgarh. (By dismantling existing old Brick walls and providing new RCC walls)

Dismantling brick work tile, masonry or tile lining (b) In cement (Pb. CSR 8.5b)

Earth work in excavation in foundations trenches etc. in all kinds of soil where Pick-Jumper work is not involved and not exceeding 2.0 metres depth including dressing of bottom and sides of trenches, stacking the excavated soil clear from the edge of excavation and subsequent filling around masonry in 15 cm, layers with compaction including disposal of all surplus soil as directed within lead of 30 metres. (Pb. CSR 6.6)

Cement concrete 1:6:12 (a)With stone aggregate 40mm gauge (ii) mixing by mechanical means using concrete mixer volumetric type (Pb. CSR 10.8 b(ii))

Reinforced cement concrete M-20 mechanically batch mixed using batch type concrete mixer as per IS:1791 and vibrated by needle vibrator but excluding steel reinforcement centring and shuttering in foundation and plinth. (Pb. CSR 10.15)

Reinforced cement concrete M-20 mechanically batch mixed using batch type concrete mixer as per IS:1791 and vibrated by needle vibrator but excluding steel reinforcement centring and shuttering in superstructure. (CSR 10.20)

Extra for RCC/PCC work done above 4 metres height (where any single storey exceeds 4 metres in height) for every additional height of 1 metres or part thereof.(CSR no.10.49) (a)4.00 to 5.00 m =1 m

(b)5.00 to 6.00 m =1 m

(c ) 6.00 to 7.00 m =1 m

(d) 7.00 to 8.00 m =1 m

Shuttering for faces of concrete foundations and foundation beam & plinth beam (vertical or battering) (CSR9.1)

Centering and shuttering for faces of walls, partitions, retaining walls and the like (vertical or battering including attached pilasters buttresses etc (CSR 9.2)

Extra rate for shuttering work done above 4 metres height (where any single storey exceeds 4 metres in height) for every additional height of 1 metres or part thereof. (Pb. CSR 9.16) (a)4.00 to 5.00 m =1 m

(b)5.00 to 6.00 m =1 m

(c ) 6.00 to 7.00 m =1 m

(d) 7.00 to 8.00 m =1 m

Cold twisted detormed (Ribbed/ Tor steel) Bars (Fe 500 grade as per IS 1786-2008) , for R.C.C works, where not including in the complete rate of RCC including bending and binding placing in position complete (CSR 18.18)

Painting two or more coats with anticorrosive bitumastic Paint to give an even shade (CSR 16.27)