|
| 1 | Scarifying Existing Bituminous Surface to a depth of 50 mm by Mechanical Means Scarifying the existing bituminous road surface to a depth of 50 mm and disposal of scarified material with in all lifts and lead upto 1000 metres. |
| 2 | Tack coat (Providing and applying tack coat with bitumen emulsion using emulsion pressure distributor at required rate on the prepared bituminous/granular surface cleaned with mechanical broom) i) Normal Bituminous Surface |
| 3 | Bituminous Macadam (Providing and laying bituminous macadam with 100-120TPH hotmix plant producing an average out put of 75 tonnes per hour using crushed aggregates of specified grading premixed with bituminous binder, transported to site, laid over a previously prepared surface with paver finisher to the required grade, level and alignment and rolled as per clauses 501.6 and 501.7 to achieve the desired compaction) for Grading-II (19 mm nominal size) |
| 4 | Close Graded Premix Surfacing/Mixed Seal Surfacing(Mechanical meansusing HMP of appropriate capacitynot less than 75 tonnes/hour. Providing, laying androlling of close-graded premix surfacing material of 20mm thickness composed of 11.2mm to 0.09mm (Type -a) or 13.2mm to0.09mm (Type-b) aggregates using penetration grade bitumen to the required line, gradeand level to serve as wearing course on a previouslyprepared base, including mixing in a suitable plant,layingand rolling with a Smooth wheeled roller 8-10tonne capacity, and finishing to required level andgrade) A. Using 60/70 Grade Bitumen |
| 5 | Seal Coat (Providing and laying seal coat sealing the voids in a bituminous surface laid to the specified levels,grade and cross fall using Type A and B seal coats)Using Bitumen 60/70 gradeCase-II :TypeB (Providing and laying of premix sandseal coat with HMP of appropriate capacity no tless than75tonnes/ hours using crushed stone chipping 6.7mmsize and penetration bitumen of suitable grade.) |
| 6 | Road Marking with Hot Applied Thermoplastic Compound with Reflectorising Glass Beads on Bituminous Surface (Providing and laying of hot applied thermoplastic compound 2.5 mm thick including reflectorising glass beads @ 250 gms per sqm area, thickness of 2.5 mm is exclusive of surface applied glass beads as per IRC:35 .The finished surface to be level, uniform and free from streaks and holes.) |
| 7 | Cement Concrete Pavement (Construction of unreinforced, dowel jointed, plain cement concrete pavement over a prepared sub base with 43 grade cement @ 400 kg per cum, coarse and fine aggregate conforming to IS 383, maximum size of coarse aggregate not exceeding 25 mm, mixed in a batching and mixing plant as per approved mix design, transported to site, laid with a fixed form or slip form paver, spread, compacted and finished in a continuous operation including provision of contraction, expansion, construction and longitudinal joints, joint filler, separation membrane, sealant primer, joint sealant, debonding strip, dowel bar, tie rod, admixtures as approved, curing compound, finishing to lines and grades as per drawing ) |
