Construction of R.R. masonry retaining wall for safety of electric yard of S.S.2 sump ofpump house no 4 and B.S.1 and other allied civil work in ghat section.

Amount

As Per Detail

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means over areas (exceeding 30cm in depth. 1.5m in width as well as 10 sqm on plan) including disposal of excavated earth, lead up to 50m and lift up to 1.5m, disposed earth to be levelled and neatly dressed. All kinds of soil Retaining wall 25mX2.80X2.00= 140cum Over flow channel ph4 - 15mX2.00x1.00= 30.00 Over flow channel -B.S.1-30mx1.80x1.00= 54.00 Approach road - 40mx3.00x0.50= 60.00 284 cum

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering All work up to plinth level. Cement concrete grade M-15 (Nominal Mix) with 20 mm maximum size of stone aggregate Retaining wall 25.00x2.80x0.20= 14.00 Overflow channel 15x2.00x0.15= 4.50 40mx1.80x0.15= 10.80 Cutting portion 10mx10m x0.15 = 15.00 Bridge 20mx1.50x0.15= 4.50 Copping 70m x0.50x0.10= 3.50 25mx1.00x0.10= 2.50 54.80 cum +Headers as per item no 3[B] +15.19 above 69.99 cum

Random rubble masonry with hard stone in foundation and plinth including levelling up with cement concrete M-5 stone aggregate 20mm nominal size) at plinth level with :Cement mortar 1:6 (1 cement : 6 coarse sand) Retaining wall 25mx2.50x0.60= 37.50 cum 25mx2.30x0.60= 34.50 cum 25mx2.00x0.60= 30.00 cum 25mx1.80x0.60= 27.00 cum 25mx1.60x0.60= 24.00 cum 25mx1.40x0.60= 21.00 cum 25mx1.20x0.60= 18.00 cum 25mx1.00x0.60= 15.00 cum Channel 70mx2sidex0.40x1.00+1.50= 70.00 cum 2 Bridge opening 2 side x3.00x1.00= 6.00 283.00 Deduct concrete headers (-) 15.19cum 267.81cum concrete headers 9x3x2.50x0.20x0.20= 2.70 cum 8x3x2.30x0.20x0.20= 2.20 cum 9x3x2.00x0.20x0.20= 2.16 cum 8x3x1.80x0.20x0.20= 1.72 cum 9x3x1.60x0.20x0.20= 1.72 cum 8x3x1.40x0.20x0.20= 1.34 cum 9x3x1.20x0.20x0.20= 1.29 cum 8x3x1.00x0.20x0.20= 0.96 cum 23x3x0.40x0.20x0.20= 1.10cum 15.19 cum[B]

Providing and laying boulders apron/toe wall on river bed for protection against scour with stone boulders weighing not less than 40 kg each complete as per Drawing and Technical specification and as per relevant clauses of section 2500. Boulder laid dry without wire crates. In cutting portion 5mx10x10x0.15= 75.00 cum Road 3 rowsx40mx3.60x0.15= 64.80 cum 30mx3.60x0.15= 16.20 cum Approach & nallah 20x4+5+6X0.30= 30.00 cum 3 186.00 PH 4 sump side- 40mx2.00x0.10= 8.00 194.00

Supplying and filling in plinth under floors including, Watering, ramming consolidating and dressing complete. Moorum/Hard copra Cutting portion 10mx10mx2.00= 200cum road 40mx3.60x0.60= 86.40 road 30mx3.60x0.45= 48.60 335.00cum

Pointing on stone work with cement mortar 1:3 (1 cement : 3 fine sand) Flush/ Ruled pointing 25.00mx4.90m=122.50sqm