Providing and laying Sewerage line for drainage of Industrial Effluent to CETP in Phase-I at IGC Samba and G.I. pipeline re-circulation

Earth work in excavation by mechanical means (hydraulic excavator) in trenches for foundations, drains, pipes, cables etc. (not exceeding 1.5 m in width) and for shafts, wells, cesspits and the like not exceeding 10 sqm on plan, including dressing of sides and ramming of bottoms lift upto 1.5 m, including getting out excavated earth and disposal of surplus excavated earth as directed, within a lead of 50 metres:All kinds of soil. 450 mm: 1450x(0.90+1.40)x2.0 avg. = 3335.00 cum 2 300 mm: 2700x(0.80+1.30)x 1.80 avg. = 5103.00 cum 2 150 mm: 850x(0.70+1.30)x1.80 avg. = 1530.00 cum 2 Manhole: ¯175x1.80x1.80x2.0 avg. = 1134.00 cum 11102.00cum For G.I Pipeline 4000x0.60x0.75 = 1800.00 cum For Sump Tank: Foundation π/4x(10.10)²x1.50 = 120.18 cum Plinth protection π(9.5+1.2)x1.2x(0.30+1.20)/2 = 30.25 cum Washout pipe 30x1.0x1.5 = 45.00 cum and Delivery Pipe 195.43 cum = 11102.00 cum+1800.00 cum +195.43 cum = 13097.43 cum

Extra for every additional lift of 1.5 m or part thereof in excavation/banking excavated or stacked material : All kinds of soil 450 mm: 1450x(0.90+1.10)x0.50= 725.00 cum 2 300 mm: 2700x(0.80+1.10)x 0.30 = 769.50 cum 2 150 mm: 850x(0.70+1.0)x0.30 = 216.75 cum 2 Manhole: ¯175x1.80x1.80x0.50 = 283.50 cum 1994.75cum

Dismantling manually/ mechanically including stacking of serviceable material and disposal of unserviceable material within 50 meters lead as per direction of Engineer-in-charge. Bituminous Roads: Sewerage pipeline: Total Length = 1450+2700+850 = 5000 mtrs @1.20 avg. = 6000sqm Manhole: 175x1.20x1.80 = 567sqm 6567sqm @10% = 656.70 sqm

Demolishing cement concrete manually/by mechanical means including disposal of material within 50 meters lead as per direction of Engineer-incharge. 1:3:6 or richer mix (i/c equivalent design mix) 20x2x1.20x1.50avg. = 72.00 cum

Providing and laying in position cement concrete of specified grade including curing but excluding the cost of centering and shuttering 1:4:8 (1 cement : 4 coarse sand : 8 graded stone aggregate 40 mm nominal size) All work upto plinth level. Sewerage: 1450x0.80x0.10 = 116.00 cum Pipeline 2700x0.60x0.10 = 162.00 cum 850.0x0.40x0.10 = 34.00 cum Manhole: 175x1.5x1.5x0.10 = 39.37 cum Chamber: 80x0.80x0.80x0.10 = 5.12 cum 356.49 cum Sump tank π/4x(10.10)²x0.15 = 12.02 cum For road restoration Qty vide item 3 = 656.70x0.10 = 65.67 cum Total Qty = 356.49cum+12.02 cum + 65.67 cum = 434.18 cum

Providing and laying in position cement concrete of specified grade including curing but excluding the cost of centring and shuttering 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size) Sewerage pipeline: 1450x0.80x0.10 = 116.00 cum 2700x0.60x0.10 =162.00 cum 850x0.40x0.10 = 34.00 cum 312.00 cum Chamber: ¯80x¯4x0.75x0.75x0.10 = 18.00 cum ¯80x¯2x0.90x0.90x0.15 = 19.44 cum 37.44 cum Sump tank π/4x(10.10)²x0.15 = 12.02 cum π(9.5+1.2)x1.2x(0.30+1.20)/2 = 30.25 cum 42.27 cum Total Qty = 312.0 cum+37.44 cum + 42.27= 391.71 cum

Providing and laying in position cement concrete of specified grade including curing but excluding the cost of centring and shuttering. All work upto plinth level with 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) P.C.C: 1:2:4 1450X0.75X0.70 = 761.25 cum π/4x(0.55)²x1450 = -344.49 cum 416.76 cum 2700x0.55x0.50 = 742.50 cum π/4x(0.35)²x2700 = -259.77 482.73 cum 850x0.40x0.35 = 119.00 cum π/4x(0.20)²x850 = -26.70 cum 92.30 cum For road restoration Qty vide item 3 = 656.70x0.10 = 65.67 cum Total Qty = 1057.46 cum

Providing and laying non-pressure of specified class 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. Non-pressure NP-3 class (Medium duty) R.C.C. pipes. 450 mm dia.

300 mm dia RCC Pipe