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| 1 | 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 excavatedearth lead upto 50 m and for all lift, as directed by Engineer-in-charge. |
| 2 | All kinds of soil |
| 3 | Centering and shuttering including strutting, propping etc. and removal of form work for : |
| 4 | Foundations, footings, bases of columns, etc. for mass concrete |
| 5 | Walls (any thickness) including attached pilasters,butteresses, plinth and string courses etc. |
| 6 | Suspended floors, roofs, landings, balconies and accessplatform |
| 7 | Providing and laying in position ready mixed or site batched design mixcement concrete for plain cement concrete work; using coarse aggregateand fine aggregate derived from natural sources, Portland Pozzolana/OrdinaryPortland /Portland Slag cement, admixtures in recommendedproportions as per IS: 9103 to accelerate / retard setting of concrete, toimprove durability and workability without impairing strength; includingpumping of concrete to site of laying, curing, carriage for all leads; butexcluding the cost of centering, shuttering and finishing as per directionof the engineer-in-charge; for the following grades of concrete. |
| 8 | All works upto plinth level : |
| 9 | Concrete of M10 grade with minimum cementcontent of 220 kg /cum |
| 10 | Providing and laying in position ready mixed or site batched design mix cement concrete for reinforced cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, PortlandPozzolana / Ordinary Portland /Portland Slag cement, admixtures in recommended proportions as per IS: 9103 to accelerate I retard setting of concrete, to improve durability and workability without impairing strength; including pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering, finishing and reinforcement as per direction of the engineer-in-charge, for the following grades of concrete. Design: (The RCC underground sump shall be designed and vetted by a qualified structural engineer for a capacity of 500 KLD, in accordance with relevant IS codes. The vetting shall be done by any of the government university NIT/ IIT/ approved govt licensed structural engineer /department.) |
| 11 | All works upto plinth level |
| 12 | Concrete of M25 grade with minimum cement content of 330 kg /cum |
| 13 | Steel reinforcement for R.C.C. work, including straightening, cutting,bending, placing in position and binding all complete upto plinth level. Design: (The RCC underground sump shall be designed and vetted by a qualified structural engineer for a capacity of 500 KLD, in accordance with relevant IS codes. The vetting shall be done by any of the government university NIT/ IIT/ approved govt licensed structural engineer /department.) |
| 14 | Thermo-Mechanically Treated bars of grade Fe-500D or more. |
| 15 | Supplying & fixing 602 x 602 mm CI manhole frameand cover (light weight) 30 Kgs |
| 16 | Filling available excavated earth (excluding rock) in trenches, plinth, sidesof foundations etc. in layers not exceeding 20cm in depth, consolidatingeach deposited layer by ramming and watering, lead up to 50 and for all lift. |
| 17 | CARRIAGE OF MATERIALS |
| 18 | By Mechanical Transport including loading,unloading and stacking |
| 19 | Earth-1 km |
| 20 | Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, havingthermal stability for hot & cold water supply including all CPVC plain &brass threaded fittings This includes jointing of pipes & fittings with onestep CPVC solvent cement, trenching, refilling & testing of joints completeas per direction of Engineer in Charge.External work |
| 21 | 100 mm nominal dia Pipes |
| 22 | 150 mm nominal dia Pipes |
| 23 | 12 mm cement plaster finished with a floating coat of neat cement of mix : |
| 24 | 1:3 (1 cement: 3 fine sand) |
| 25 | Cement plaster 1:3 (1 cement: 3 coarse sand) finished with a floating coatof neat cement. |
| 26 | 20 mm cement plaster |
| 27 | Excavating trenches by mechinical / manual means of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, for all depth, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm in depth, including consolidating each deposited layer by ramming, watering, etc. and disposing of surplus excavated soil as directed, within a lead of 50 m : |
| 28 | All kinds of soil |
| 29 | Pipes, cables etc. exceeding 80 mm dia. But not exceeding 300 mm dia |
