Repair and Maintenance work on Uniara Indergarh Road (Risk and Cost) under DLP

Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, saplings and trees girth up to 300 mm, removal of stumps of trees cut earlier and disposal of unserviceable materials and stacking of serviceable material up to a lead of 1000m including removal and disposal of top organic soil not exceeding in 150 mm thickness as per MoRTH specification clause 201 In area of light jungle

Dismantling of flexible pavements and disposal of dismantled materials up to a lead of 1000 meters, stacking serviceable and unserviceable materials separately as per MoRTH specification clause 202. By Mechanical Means : Bituminous courses

Providing, laying, spreading and compacting stone aggregate for Wet Mix Macadam (as per table 400-10 and 400-11) specification including premixing the material with water to OMC in wet mix plant as per approved design mix, carriage of mixed material by Tipper to site, laying in uniform layers with motor grader/Front end Loader/paver finisher, in sub base/ base course on a well prepared under base and compacting with vibratory roller to achieve the desired density including lighting, guarding, barricading and maintenance of diversion etc. (MoRTH specification : Clause 406) by mechanical means with lead & lift

Providing and applying primer coat with bitumen emulsion (SS- 1) on prepared surface of granular base(WBM/WMM) including cleaning of road surface and spraying primer at the rate of 0.70- 1.0 kg/sqm using mechanical means as per MoRTH Specification Clause 502

Providing and laying dense graded bituminous macadam with 100-120 TPH batch type HMP producing an average output of 75 tones per hour using crushed aggregates of specified grading, premixed with bituminous binder @ 4.0 to 4.5 per cent by weight of total mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MoRTH Specifications Clause 505 complete Grading I (37.50 mm nominal size) - Bitumen Minimum @ 4.0% of mix VG 30 & thickness 75 - 100 mm.

Providing and applying tack coat on the prepared surface, with bitumen emulsion RS-1 as per IS : 8887 & manufacturer’s specifications @ 3 kg /10sqm. With a self propelled or towed bitumen pressure sprayer equipped for spraying the material uniformly at specified rates and temperatures as per MoRTH specification Clause 503 & 112 ( Including cleaning of bituminous road surface )

Providing and laying bituminous concrete with 100-120 TPH batch type hot mix plant producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder @ 5.4 to 5.6 per cent of mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MoRTH Specifications Clause 507 complete in all Grading I (19 mm nominal size) - Bitumen Minimum @ 5.20% of mix & thickness 50mm with all lead and lift of Mix Material VG 30

Construction of un-reinforced, 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 paver, spread, compacted and finished in a continuous operation including provision of contraction, expansion, construction and longitudinal joints, joint filler, separation membrane (125 micron), sealant primer, joint sealant, debonding strip, dowel bar, tie rod, admixtures as approved, curing compound including vaccume dewatering process, finishing to lines and grades as per drawing CC design mix grade M40