20/1105.2026

Earth work in excavation for foundation, trenches for pipes/ cables, drains or in well excavation etc. by mechanical means/ manual means (exceeding 30cm in depth.) including ramming of bottom, dressing of sides disposal of excavated earth including of all lift and lead upto 50m.Disposed earth to be levelled and neatly dressed.Ordinary rock or soft rock with or without blasting (It. No. 15.6.3 P.No. 257 ) 20x1.60x1.60x0.25 = 12.80 + 05x0.785x2.10x2.10x0.25 =4.33Total 17.13 cum

Earth work in excavation for foundation, trenches for pipes/ cables, drains or in well excavation etc. by mechanical means/ manual means (exceeding 30cm in depth.) including ramming of bottom,dressing of sides disposal of excavated earth including of all lift and lead upto 50m. Disposed earth to be levelled and neatly dressed.All kinds of soil. (It. No. 15.6.1 P.No. 257 ) 20x{(1.60x1.60x0.60)-(0.785x0.85²x0.60)}= 23.91 05x[(2.10x2.10x1.65)-(0.785x0.85²x1.65)}=31.70 Total 55.61 cum

Demolishing Brick work in lime or cement mortar in any mix including stacking of serviceable material and disposal of unserviceable material with in 50 meter lead as per direction of engineer-in-charge. ( In cement mortar ) ( It. No. 15.15 P.No. 258 ) 20x0.785x[((1.60+1.10)/2)²-((1.20+0.70)/2)²]x0.60= 8.67

Brick work with well burnt chimney bricks having crushing strength not less than 25 kg/cm² and water absorption not more than 20 % in foundation & plinth i/c curing etc. complete. (ii) in cement mortar 1:4 ( It. No. 15.40.2 P.No. 262 ) 20x0.785x[((1.60+1.10)/2)²-((1.20+0.70)/2)²]x1.00= 14.44

Replacement of M.S. Foot rests in manhole including dismantling concrete block and fixing with 20x20x10 cm C.C. blocks of 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20mm nominal size) With 20mm square bar foot rest ( It. No. 29.21.1 P.No. 376)

12 mm thick cement plaster in single coat finished smooth and curing including cost of form work complete. (i) in cement mortar 1:3 ( It. No. 15.46.1 P.No.263) 20x3.14x(1.60+1.10/2)x1.00 = 84.78 20x3.14x(1.20+0.70/2)x1.00 = 59.66 Total 144.44

Providing & fixing of ISI marked pre cast reinforced cement concrete manhole cover including frame and transporting at site, cost of all material etc. 560 mm dia heavy duty. ( It. No.29.25.5, PHE 1st amended SOR w.e.f 16.08.2024)

Filling available excavated earth in trenches, lead up to 50m and lift up to 1.5m in all kind of soil excluding watering and ramming. ( It. No.15.12 P.No. 258 )

Providing and laying mechanically mixed cement concrete with crushed stone aggregate excluding centering and shuttering (with 20mm nominal size graded stone aggregate) (a) In plinth and foundation (ii) 1:2:4 (M-15) (It. No. 15.31.1.2 P.No. 260 ) For c:c road 20x{(1.60x1.60x0.25)-(0.785x0.85²x0.25)}= 9.96 + 5x{(2.10x2.10x0.25)-(0.785x0.85²x0.25)}=4.80+ for coping 20x0.785x(1.10²-0.85²)x0.05=0.38 Total 15.14