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| 1 | 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) |
| 2 | 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. |
| 3 | Extra for every additional lift of 1.5 or part thereof in all kind of soil. |
| 4 | a) 1.50 - 3.00 m |
| 5 | b) 3.00 to 4.50 m |
| 6 | P/L 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 C. Sand (zone-cum III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources). |
| 7 | Supply of installation of required size steel pipe 10mm thick confirming to IS:3589 through ternchless excavation of thrust pit and reciving pit of required size and the excavation & filling back & complaction complete as per specification for road crosiing by AUGOR/HDD/TBM boring method pipe will be installed at depth beyond 3m below the ground surface in downward required slope |
| 8 | 450 mm dia MS pipe |
| 9 | Constructing brick masonry circular type 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), 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 C. Sand : 6 graded stone agg. 40 mm n.s.), and making necessary channel in cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nomonal 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 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 coarse sand : 4 graded stone aggregate 20mm nominal size) 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. |
| 10 | Extra depth for circuler type manhole 1.52 m internal dia (at bottom) with common burnt clay F.P.S. (non modular) class designation 100 beyond 2.30 m |
| 11 | 12 mm Cement plaster of mix : 1:4(1 cement : 4 coarse sand ) |
| 12 | Extra for plasteringon circular work not exceeding 6.0 m in radius in one coat |
| 13 | Neat cement punning |
| 14 | 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 mm x 25 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 manufactrue\"s permanent identification mark to be visible even after fixing, i/c fixing in manholes with 30 x 20 x 15 cm cement concrete block 1:3:6 (1 Cement : 3 C. Sand : 6 graded stone agg.20 mm n.s.) complete as per design. |
| 15 | Making connection of drain or sewer line with existing manhole including breaking into and making good the walls, floors with cement concrete 1:2:4 mix (1 cement: 2 c.sand: 4 graded stone agg. 20 mm n.s) cement plastered on both sides with cement mortar 1:3 (1cement: 3 c.sand) finished with a floating coat of neat cement and making necessary channels for the drain etc. complete |
| 16 | For Pipes 350 to 450 mm dia |
| 17 | Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth: consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5m. |
| 18 | Disposal of building rubbish/ malba/ similar unserviceable dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer -in- charge ,beyond 50 m initial lead, for all leads including all lifts involved. |
| 19 | HiringofDiesel Enginr (including cost of Diesel, lubricant & Operator). |
| 20 | Charge of Generator (Including cost service of operating staff supply of lubricating oil and disesl also ) DG set/ Generator 50KVA |
| 21 | Hiring of Gas Cutting set with Oxygen and LPG runing time @ 6Hrs |
| 22 | Hiring of welding set runnign t5ime @6 Hrs |
