D/o Village (Replacement of Damaged, Chocked and Small Diameter Size Sewer Line with Big Size Dia Meter Sewer Line in Bhatta Colony Village-Salarpur) Noida

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of E/I. Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

Earth work in excavation by mecanical means (hydraulic excavater)/manual means in over areas (exceeding 30 cm in depth, 1.5m 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 E/I.

Extra for every additional lift of 1.5 or part thereof in all kind of soil…...1.50 - 3.00 m

Centring and shuttering including strutting, propping etc. and removal of form for Foundation, footings, bases of columns etc. for mass concrete.

Providing and laying in postion cement concrete of specified grade exculding the cost of centring and shuttering _ All workup to plinth level 1:4:8( 1 cement : 4 Coarse sand zone (ZOne-III) 8 Graded stone aggregate 40 mm Nominal size)

P/L Non-Pressure NP-3 class RCC Spigot Socketed pipe confirming to IS : 458 : 2003 with latest amendment laying in true alignment & position on craddle including with rubber ring (confirming to IS : 5382 with latest amendment testing of laid pipe as per direction of E/I. complete in all respect.......300 mm dia Sewer pipe

Constructing brick masonry circular type manhole 0.91 m internal dia at bottom and 0.56m dia at top in cement mortar 1:4 (1 cement :4 coarse sand), in side cement plaster 12 mm thick with cement mortar 1:3 (1 cement : 3 coarse sand) finished with a floating coat of neat cement, foundation concrete 1:3:6 mix (1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size), and making necessary channel in cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) 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 I.S. 12592, total weight of cover and frame to be not less than 182 kg., fixed in cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) including centering, shuttering all complete. (Excavation, foot rests and 12mm thick cement plaster at the external surface shall be paid for separately) : With common burnt clay F.P.S. (non modular) bricks of class designation 10.00

Extra depth for circular type manhole 0.91m internal dia (at bottom) beyond 0.91 m to 1.67 m With common burnt clay F.P.S. (non modular) bricks of class designation 10.00

Constructing brick masonry circular 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), inside 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 SFRC 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 common burnt clay F.P.S. (non modular) bricks of class designation 100.

Extra depth for circuler type manhole 1.22 m internal dia (at bottom) beyond 1.68 m to 2.29 m. With common burnt clay F.P.S. (non modular) bricks of class designation 100.