Strengthening of Sewerage (Replacement of Damaged Sewer Line of J. J. Pocket in Sector-122) Noida.

Demolishing cement concrete manually/by mechanical means i/c disposal of material within 50 m lead as per direction of E/I nominal concrete 1:3:6 or richer mix (i/c equivalent design mix). (DSR-18, I.No.-15.2.1/P-258)

Earth work in excavation by mechanical means (hydraulic excavater)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 Sqm. on plan) i/c disposal of excavated earth, lead up to 50 m and lift up 1.5, disposed earth to be levelled and neatly dressed in all kind of soil. The Contractor has to detect different utilities like sewer line, water supply line, electric cable, telephone cable, gas pipe line etc. using utility detecting machine before start of excavation and shall start excavation only after getting permission of Engineer-in-Charge. (DSR-18, I.No.-2.6.1/P-72)

Extra for every additional lift of 1.5 or part thereof in all kind of soil. (DSR-18, I.No.-2.26/P-77)…..1.50 - 3.00 m

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20 cm in depth consolidating each deposited layer by ramming & watering, lead upto 50 m and lift upto 1.5 m. (DSR-18, I.No.-2.25/P-77)

Centring and shuttering i/c strutting, propping etc. and removal of form for Foundation, footings, bases of columns etc. for mass concrete. (DSR-18, I.No.-5.9.1/P-98)

P/L in position Cement Concrete of specified grade excluding the cost of centering and shuttering, all work up to plinth level in 1:4:8 (1 Cement : 4 C. Sand : 8 graded stone agg. 40 mm n.s.). (DSR-18, I.No.-4.1.8/P-88)

P/L non pressure RCC Socket & Spigot Pipe conferming to IS:458:2003 with latest amendment laying in true alignment & position on craddle i/c with rubber ring (conferming to IS:5382 with latest amendment) testing of laid pipe as per direction of E/I complete in all respect (NSI-2.3.00)....300 mm dia NP3 class

Constructing brick masonry circular type manhole 0.91 m internal dia at bottom and 0.56 m dia at top in cement mortar 1:4 (1 Cement : 4 C. Sand), in side cement plaster 12 mm thick with cement mortar 1:3 (1 Cement : 3 C. Sand) finished with a floating coat of neat cement, foundation concrete 1:3:6 mix (1 Cement : 3 C. Sand : 6 graded stone agg. 40 mm n.s.) and making necessary channel in cement concrete 1:2:4 (1 Cement : 2 C. Sand : 4 graded stone agg. 20 mm n.s.) finished with a floating coat of neat cement all complete as per standard design. 0.91 m deep with S.F.R.C cover and frame (heavy duty, HD-20 grade designation) 560 mm internal diameter conforming to IS:12592, total weight of cover and frame to be not less than 182 Kg., fixed in cement concrete 1:2:4 (1 Cement : 2 C. Sand : 4 graded stone agg. 20mm n.s.) i/c centering, shuttering all complete. (Excavation, foot rests and 12 mm thick cement plaster at the external surface shall be paid for separately) with comman burnt clay FPS (non modular) bricks of class designation 100. (DSR-18, I.No.-19.9.1.1/P-365)

Extra depth for circuler type manhole 0.91 m internal dia (at bottom) beyond 0.91 m to 1.67 m. with comman burnt clay FPS (non modular) bricks of class designation 100. (DSR-18, I.No.-19.10.1/P-365)

Constructing brick masonry circular type manhole 1.22 m internal dia at bottom and 0.56 m dia at top in cement mortar 1:4 (1 Cement : 4 C. Sand), in side cement plaster 12 mm thick with cement mortar 1:3 (1 Cement : 3 C. Sand) finished with a floating coat of neat cement, foundation concrete 1:3:6 mix (1 Cement : 3 C. Sand : 6 graded stone agg. 40 mm n.s.) and making necessary channel in cement concrete 1:2:4 (1 Cement : 2 C. Sand : 4 graded stone agg. 20 mm n.s.) finished with a floating coat of neat cement all complete as per standard design. 1.68 m deep with S.F.R.C cover and frame (heavy duty, HD-20 grade designation) 560 mm internal diameter conforming to IS:12592, total weight of cover and frame to be not less than 182 Kg., fixed in cement concrete 1:2:4 (1 Cement : 2 C. Sand : 4 graded stone agg. 20mm n.s.) i/c centering, shuttering all complete. (Excavation, foot rests and 12 mm thick cement plaster at the external surface shall be paid for separately) with comman burnt clay FPS (non modular) bricks of class designation 100. (DSR-18, I.No.-19.11.1/P-365)