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| 1 | Demolishing cement concrete manually/ by mechanical meansincluding disposal of material within 50 metres lead as per direction of Engineer - in - charge. Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix) |
| 2 | Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge.Nominal concrete 1:4:8 or leaner mix (i/c equivalentdesign mix) |
| 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. All kinds of soil |
| 4 | Conslidation of subgrade Roller charges (one roller does 1860 sqm. ofconosolidation of sub - grade with road roller of 8 to 12 tonne capacity including making good the undulations etc. with earth or quarry spoils etc. and rerolling the subgrade |
| 5 | Construction of granular sub-base by providing close graded Material conforming to specifications, mixing in a mechanical mix plant at OMC, carriage of mixed material by tippers to work site, for all leads & lifts, spreading in uniform layers of specified thickness with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per specifications and directions of Engineer-in-Charge. With material conforming to Grade-I (size range 75 mm to 0.075 mm) having CBR Value-30 |
| 6 | Construction of dry lean cement concrete sub base over a preparedsub-grade with coarse and fine aggregate conforming to IS:383, the size of coarse aggregate not exceeding 25 mm, aggregate cement ratio not toexceed 15:1, aggregate gradation after blending to be as per specifications, cement content not to be less than 150 Kg/cum,optimum moisture content to be determined during trial length construction, concrete strength not to be less than 10 Mpa at 7 days, mixed in a batching plant, transported to site, for all leads & lifts, laid with a mechanical paver, compacting with 8-10 tonne vibratory roller, finishing and curing etc. complete as per direction of Engineer in- charge |
| 7 | Providing and laying seperation membrame of impermeable plastic sheeting 125 micron thick over DLC item as per direction of Engineer In charge. |
| 8 | \"Providing and laying design mix cement concrete of M-40 grade, inroads/ taxi tracks/ runways, using cement content as per design mix, using coarse sand and graded stone aggregate of 40 mm nominal size in appropriate proportions as per approved & specified design criteria, providing dowel bars with sleeve/ tiebars wherever required,laying at site, spreading and compacting mechanically by using needle and surface vibrators, levelling to required slope/ camber,finishing with required texture, including steel form work with sturdyM.S. channel sections, curing, making provision for contraction/expansion, construction & longitudinal joints ( 10 mm wide x 50 mmdeep) by groove cutting machine, providing and filling joints with approvedjoint filler and sealants, complete all as per direction ofEngineer-in-charge (Item of joint fillers,sealants, dowel bars withsleeve/ tie bars to be paid separately).Note:- Cement content considered in M-40 is @ 390 kg/cum.Excess/less cement used as per design mix is payable/ recoverableseparately. Cement concrete prepared with batch mixing machine |
| 9 | Providing and filling in position rubberized bitumen hot sealing compound for sealing of expansion jointsin roads / pavements all complete as per direction of the Engineer-in-Charge. Using grade \"A\" sealing compound conforming to IS: 1834. per cm depth per cm width per metre length |
| 10 | Providing and laying in position cement concrete of specified gradeexcluding the cost of centering and shuttering - All work up to plinthlevel : 1:4:8 (1 Cement : 4 coarse sand (zone-III) derived from natural sources : 8 graded stone aggregate 40 mm nominal sizederived from natural sources) |
| 11 | Centering and shuttering including strutting, propping etc. and removal of form for Foundations, footings, bases of columns, etc. for mass concrete. |
| 12 | 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. |
| 13 | Providing and laying in position specified grade of reinforced cement concrete excluding the cost of centering and shuttering - All work up to plinth level : 1:1½:3 (1 Cement: 1½ coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources) |
| 14 | Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level.Mild steel and Medium Tensile steel bars |
| 15 | 12 mm cement plaster finished with a floating coat of neat cement : 1:4 (1 cement: 4 fine sand) |
| 16 | Structural steel work riveted, bolted or welded in built up sections, trusses and Framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete. |
| 17 | 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 leadsincluding all lifts involved. |
