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| 1 | Maintenance of Non-bituminous Base and Sub-Baseor WBM RoadPatching of potholes by draining water, cutting thepothole area to rectangular shape with verticaledges, removing all loose materials, screening andstacking the same for reuse with new materials asper requirement, filling the pothole area withadditional volume of crushed stone materials /laterite / Jhama / broken shingles / coated stonesof Pakur variety etc. and screenings as applicable,and compacting the same with static roller as perWater Bound Macadam Specification, includingcost of all materials and machineries. |
| 2 | Repairing pot-holes and making up smalldepressions with ramming or power rolling includingscreening, cleaning chips or metals and washing,drying as necessary and heating the chips or metalwhere necessary, cutting pot holes to regular shapeswith vertical edges, cleaning the disintegratedmaterials, heating matrix and applying tack coat(including sides), finishing the top of repairedsurface levelled with adjoining area, including costand carriage of stone aggregates and matrix,excluding cost of applying tack coat. [Tack coat isto be considered separately]i) With premixed Chips or Bajrees with 54 kg ofbitumen per m3 of loose net volume of stonechips using concrete mixer machine. (Thepayment is to be made on the basis of loose netvolume of stone materials consumed in the work)(a) Using suitable pan (b) Using Mobile HMP (Light duty) |
| 3 | ii) By grouting method using matrix @ 70 kg / m3 ofloose net volume of course aggregate.Requirement of key aggregate may be taken as10% of coarse aggregate and size 11.2 mm. |
| 4 | Providing and laying Bituminous Profile CorrectiveCourse using Mobile Hot Mix Plant (Light Duty) andusing aggregates of Grading-2 of Table-33 premixedwith 75kg of bitumen per cum, transported to sitelaid over a previously prepared surface at specifiedlaying temperature to the required grade, level andalignment, as per specification to achieve thedesired compaction including cost and carriage ofstone materials and bitumen, hire charges ofmachinery and equipment, cost of fuel andlubricants and wages of operational staff, qualitycontrol complete as per direction of Engineer-inchargeAdd cost & carriages of materials to get the finalconsolidated rate.. |
| 5 | Providing, laying and rolling of Open - graded premixsurfacing of 20 mm thickness composed of 13.2 mm(@ 0.018 m³ per m²) and 11.2 mm (@ 0.009 m³ per m²)size stone aggregates, including thoroughly cleaningof the surface, screening, cleaning and pre-heatingstone chips and fully pre-coating the same eitherusing viscosity grade paving bitumen or cut-back oremulsion, carrying the mixture by any suitablearrangements, laying the mixture uniformly over thesurface, including line, grade and level to serve aswearing course on a previously prepared base,including mixing in Mobile Hot Mix Plant (Light Duty)and thoroughly rolling with a smooth wheeled roller8-10 tonne capacity, finished to required level andgrades including the cost and carriage of stonechips and matrix, heating the matrix, preheating theaggregates to required temperature and includingthe hire charges of Mobile Hot Mix Plant (Light Duty)and other machinery, pay of operators, cost of fueland lubricants etc. complete to be followed by sealcoat of either Type A or Type B as per TechnicalSpecification Clause 508 for Rural Roads of MORD.. |
| 6 | Providing and laying Premixed Seal Coat (Type B)with approved quality sand/grit @ 0.6 m3/ 100 m2and bitumen binder on thoroughly cleaned blacktop surface coated with tack coat, including heatingand mixing cleaned sand/grit (100 % passing through2.36 mm sieve and retained on 180 micron sieve)uniformly with bitumen binder, laying and spreadingthe mix at an uniform rate using suitable means,brushing the surface, if necessary, to ensureuniformity, followed by rolling with power rollerincluding the cost and carriage of binder andaggregates, cost of heating the binder andaggregates and all other incidental charges, cost offuel and lubricants, including hire charges ofmachineries, tools & plants required for constructionand quality control complete as per Clause 511 ofSpecifications for Road & Bridge Works of MoRT&H(5th Revision).(i) With Hot Bitumen Binder (@ 6.80 kg / 10 sqm.) |
| 7 | Prime CoatProviding and applying primer coat with CationicBitumen Emulsion of approved grade conforming toIS: 8887-1978 and requisite quantity on preparedsurface of granular base including cleaning of roadsurface and spraying primer using Mechanicalmeans including cost and carriage of bitumenemulsion and all other incidental costs of workcomplete as per Clause 502 of Specifications forRoad & Bridge Works of MoRT&H (5th Revision).(i) For WBM / WMM Surface:(with primer @ 0.70-1.0 kg/sqm) |
| 8 | Tack CoatProviding and applying tack coat with CationicBitumen Emulsion of approved grade conforming toIS: 8887-1978 on the prepared surface cleaned withHydraulic broom, moistening the surface includingcost and carriage of emulsion, hire charges ofmachinery and labour, cost of fuel and lubricants allcomplete as per Clause 503 of Specifications forRoad & Bridge Works of MoRT&H (5th Revision).(i) On Bituminous Surface(Using Bitumen Emulsion at the rate of 0.20 to0.30 kg per sqm.) |
| 9 | (ii) On Granular surfaces treated with primer(Using Bitumen emulsion at the rate of 0.25 to0.30 kg per sqm.) |
| 10 | Add GST @ 18% |
| 11 | Add Labour Welfare Cess @ 1% Please Enable Macros to View BoQ information |
