New Okhla Industrial Development Authority Tender

P/F in position precast R.C.C. manhole cover and frame of required shape and approved quality EHD - 35 of circular shape 560 mm dia internal diameter.

Cartage & Fixing in position pre-cast RCC manhole cover & frame of required shap and approved quality. Circular shape 560mm internal diameter i/c carriage of manhole cover cement concrete 1:2:4 (1 Cement : 2 C. Sand : 4 graded stone agg. 20 mm N.S.) 0.15 cm hight for fixing cover frame around manhole cover (Old Cover frame available at site) 560mm dia Heavy duty (Old)

Earth work in excavation by mechanical means (Hydraulic excavater) / manual means over areas (exceeding 30cm in depth. 1.5 m in width as we as 10 sqm on plan) including getting out and disposal of exavated earth, lead upto 50 and lift upto 1.5m, as directed by Engineer-in-charge. 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 excavating only after getting permission of Engineer-in-Charge. All kinds of soil.

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

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:3:6 (1 Cement : 3 coarse sand (zone-III): 6 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 Engineer incharge complete in all respect.

300 mm dia

400 mm dia

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 coarse sand) inside 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 (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 : 1.68 m deep with SFRC 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 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 10.00

Extra depth for circular 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 10.00

Constructing brick masonry circular manhole 1.52 m internal dia at bottom and 0.56 m dia at top in cement mortar 1:4 (1 cement : 4 coarse sand) inside 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 (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 : 2.30 m deep with SFRC 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 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 10.00

Extra depth for circular type manhole 1.52 m internal dia (at bottom) beyond 2.30 m : With common burnt clay F.P.S. (non modular) bricks of class designation 10.00

12 mm cement plaster of mix : 1:4 (1 cement: 4 coarse sand)

Neat cement punning.

Providing orange colour safety foot rest of minimum 6 mm thick plastic encapsulated as per IS : 10910, on 12 mm dia steel bar conforming to IS: 1786, having minimum cross section as 23 mmx25 mm and over all minimum length 263 mm and width as 165 mm with minimum 112 mm space between protruded legs having 2 mm tread on top surface by ribbing or chequering besides necessary and adequate anchoring projections on tail length on 138 mm as per standard drawing and suitable to with stand the bend test and chemical resistance test as per specifications and having manufacture's permanent identification mark to be visible even after fixing, including fixing in manholes with 30x20x15 cm cement concrete block 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size) complete as per design.

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.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : "1:2:4 (1 cement : 2 coarse sand (zone-III) : 4 graded stone aggregate 20 mm nominal size).

Hiring of portable Re-cycle Jetting cum suction machine mounted on Mahindra Bolero Maxi with Hydraulically Operated Manhole Desilter up to a depth of 15 meters along with Rodding Machine & GPS for vehicle tracking with driver for the area of NOIDA. as directed by Engineer in Charge for 8.5 Hours per day overtime will be paid on pro-rata basis pressure 3000 PSI (min.) with 15 meters suction head and jetting water capacity of 1500 liters. (All inclusive of C.N.G. and Diesel rates & Government Taxes) (For Estimate Only)