65/19.08.2026

(PHE USOR wef 01.09.2023 it No. 15.18.1) Demolishing cement concrete manually / by mechanical means including disposal of material within 50 m lead as per direction of engineer-in- charge. Nominal concrete 1:3:6 or richer mix ( i/c equivalent design mix ) Slabs of manhole 1X(2.4X2.4X0.2)-(0.785X0.85X0.85X0.2)

(PHE USOR wef 01.09.2023 it No. 15.6.1) Earth work in excavation by mechanical means (Hydraulic excavator) / manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including disposal of excavated earth, lead up to 50 m and lift up to 1.5 m, disposed earth to be leveled and neatly dressed. All kind of soil 1(2.4X2.4X3.85)-(0.785X1.2X1.2X3.85) = 17.823

(PHE USOR wef 01.09.2023 it No.29.19.5) Dismantling of manhole including R.C.C./C.C. top slab, CI / pre cast RCC cover with frame including stacking of useful materials near the site and disposal of unserviceable materials into municipal dumps within 50 m lead. Manhole 1.50 m dia circular and upto 2.65 m deep

(PHE USOR wef 01.09.2023 it No.29.20.1) Extra for depth of manholes dismantling Manhole 1.50 m dia circular, depth 2.65 to 4.25m

(PHE USOR wef 01.09.2023 it No. 29.22) Pumping out to remove the sewers blockages by using suitable pump sets operated by generators , whole assembly mounted on two/four wheels trailer /pickup van. Including diesel & labour charges etc.

(PHE USOR First Amendment 16.08.2024 It No. 29.10.1 Page. No. 2 ) Constructing Brick Masonry Circular Man Hole 1200 mm internal dia at bottom & 560 mm dia at top in cement Mortar 1:4 (1 cement: 4 fine sand), inside Cement plaster 12 mm thick with cement mortar 1:3 (1 cement : 3 fine sand) finished with a floating coat of neat cement, foundation concrete 20 cm thick in 1:3:6 ( 1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size ) and making channels in cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20mm nominal size) finished with a floating coat of neat cement etc. all complete For one manhole upto 2650 mm deep with fixing of 560 mm dia ISI marked reinforcement cement concrete cover & frame heavy duty including transportation etc. in cement concrete 1:2:4 all complete. (Excavation, foot rests & cement plaster at the external surface shall be paid sepradtely

(PHE USOR wef. 01.09.2023 It No. 29.11.1 Page. No. 374 ) Extra for depth for circular manholes Depth 2.65m to 4.25 m

(PHE USOR wef. 01.09.2023 It No. 15.11 Page. No. 258 ) Filling available excavated earth in trenches, plinth sides of foundation in layers not exceeding 20cm. in depth including consolidation of each layer by ramming watering, lead up to 50m and lift up to 1.5m in all kinds of soils.

PHE USOR wef 01.09.2023 it No.29.14.2 Providing MS foot rests i/c fixing in manhole with 20x20x10cm CC blocks of 1:3:6 (1 cement:3 coarse sand : 6 graded stone aggregate 20mm nominal size) With 20mm round bar foot rest