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| 1 | Dismantling of RCC work by manually/ mechanical means including cutting reinforcement bars manually/by mechanical means in RCC works, stacking of steel bars and disposal of unserviceable concrete at a place. |
| 2 | Earth work in excavationin all kinds of soil 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 getting out and disposal of excavated earth lead upto 50 m and for all lifts. |
| 3 | 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 getting out and disposal of excavated earth lead upto 50 m and lift upto 1.5 m, as directed by Engineer-incharge. For Hard Rock (Blasting Prohibited) |
| 4 | Carriage/Carting of excavated excess earth/Rock by mechanical transport including loading, unloading, stacking and levelling for the required areas upto 1.00 km lead and neatly dressing of disposed earth etc complete. |
| 5 | 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) derived from natural sources : 6 graded stone aggregate 40 mm nominal size derived from natural sources) |
| 6 | Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level. (Thermo-Mechanically Treated bars of grade Fe-500D or more.) |
| 7 | Structural steel work in single section, fixed with or without connecting plate, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete, as directed by Engineer-in-charge.The cost of providing gas cutting including gas bottles, welding machines, welding rods, all tools required etc is in the scope of contractor. |
| 8 | Centering and shuttering including strutting, propping etc. and removal of form for |
| 9 | Foundations, footings, bases of columns, etc. for mass concrete |
| 10 | Retaining Walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc |
| 11 | Providing and Placing in position suitable PVC water stops conforming to IS:12200 for construction/ expansion joints between two RCC members and fixed to the reinforcement with binding wire before pouring concrete etc. complete : Serrated with central bulb (225 mm wide, 8-11 mm thick) |
| 12 | Providing and laying in position machine batched and machine mixed design mix M-25 grade cement concrete for reinforced cement concrete work, using Coarse aggregate as well as fine aggregate derived from natural sources and cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability. (Note :- Cement content considered in this item is @ 330 kg/Cum. Excess/less cement used as per design mix is payable/recoverable separately). All works upto plinth level |
| 13 | Providing and mixing integral crystalline admixture for water proofing treatment to RCC structures like basement raft, retaining walls, reservior, sewage & water treatment plant, tunnels / subway and bridge deck etc. at the time of transporting of concrete into the drum of the ready-mix truck ,using integral crystalline admixture @0.80% (minimum) to the weight of cement content per cubic meter of concrete) or higher as recommended by the manufacturer\"s specification in reinforced cement concrete at site of work. The material shall meet the requirements as specified in ACI-212-3R-2010 i.e. by reducing permeability of concrete by more than 90%, compared with control concrete as per DIN 1048 and resistant to 16 bar hydrostatic pressure. The crystalline admixture shall be capable of self-healing of cracks up to a width of 0.50mm. The work shall be carried out all complete as per specification. The product performance shall carry guarantee for 10 years against any leakage. Make:- Kryton Krystol Internal Membrane (KIM), Vandex AM10, Chryso CWA 10, Penetron Admix or any other equivalent approved brand. |
| 14 | Providing & Water proofing plaster in 20mm thick with 1st coat of 12mm thick in rich mortar C.M(1:6)& 2nd coat 8mm thick in CM(1:4) including void sealing with pressure grouting with proprietary chemicalat every 0.6m to 1.0m centre to centre both ways including drilling of holes, fixing rubber nozzles with quick setting compound and grouting of holes with non shrink grout additive( at all heights & levels ). |
| 15 | Extra for addition of synthetic Polyester triangular fibre in plastering work of length 6 mm, effective diameter 10-40 microns and specific gravity of 1.34 to 1.40 in cement plaster/mortar by using 125 gms. of synthetic Polyester triangular fibre for 50 Kgs. cement used in cement mortar as per directions of Engineer-in-Charge. Make: Recron 3s, Fibercrete PF or any other equivalent approved brands. |
| 16 | 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 1.5 m. |
