Road restoration Work of SH21A (Parbatsar-Harsore) under DLP in Parbatsar Division

Earth work in excavation including stacking/ disposal of surplus earth with all lifts and lead upto 1000 meters exclusive of compensation of earth (MoRTH specification Clause 301 to 305). In hard soil mechanically using bull dozer, F.E. loader and carriage upto 1 km by tipper/dumper

Providing and laying granular sub-base material having P.I.not more than 6, including compacted thickness and consolidation by 8-10 tonne power roller at OMC to achieve desired density to required camber and grade including cost of water and hire charges of machinery, including T&P and all lead of material from quarry (compacted thickness to be measured). Grading as per MoRTH specification : Table 400-1, 400-2 with CBR value not less than 20 to achieve 95% Proctor density

Providing, laying, spreading and compacting crushed graded stone aggregate of as per table 400-12 and 400-13 to Wet Mix Macadam specification including premixing the material with water to OMC in mechnical mixer as per approved design mix, carriage of mixed material by Tipper to site, laying in uniform layers with motor grader/F.E. 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 maintance of diversion etc. (MoRTH specification : Clause 406) by mechanical means with all lead

Providing and applying primer coat over prepared surface or granular base with bitumen emulsion as per IS: 8887 & manufacturer’s specifications with a self propelled or towed bitumen pressure sprayer equipped for spraying the material uniformly at specified rates and temperatures including cleaning of road surface as per MoRTH specification CIause- 502,112

Providing and applying tack coat with bitumen emulsion on the prepared surface including cleaning as per IS : 8887 & manufacturer’s specifications @ 2 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 CI.503,112 On surface treated with primer 2.50 to 3.0 kg /10sqm

Providing and laying Dense Bituminous Macadam on prepared surface with specified graded crushed aggregates as per table 510 and design mix for base/binder course including loading of material with F.E loader, heating of binder (including cost of antistripping compound wherever required) aggregate and filler in hot mix plant 40-60 TPH transporting the mixed material by tippers and laying with sensor paver finisher as per clause 507.3.5 to the required level and grade, rolling by self propelled power rollers and vibratory rollers or pneumatic tyred roller 150-250KN. TP=0.7MPa to achieve the desired density (approved by the department) but excluding cost of primer/tack coat. [MoRTH Specification : Clause 507,112] with 4.50 % Bitumen with all lead b) with bitumen grade 60/70 (VG-30)

Providing and applying tack coat with bitumen emulsion on the prepared surface including cleaning as per IS : 8887 & manufacturer’s specifications @ 2 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 CI.503,112 On existing BT surface 2.00 to 2 .50 kg /10sqm

Providing and laying bituminous concrete as per design mix on prepared surface with specified graded stone as per table 500 - 8, 9,10 for wearing course including loading of aggregate with F.E. Loader and hot mixing of binder (including cost of antistripping compound, wherever required) and 3% cement filler with aggregates in hot mix plant 40-60 TPH Transporting the mix material with tipper to paver and laying with sensor paver finisher (as per clause 505.4.8) to the required level, grades and rolling with vibratory compactor and pneumatic tyred roller 150 - 250 KN, TP = 0.7 MPa, to achieve the desired density (approved by the department) excluding cost of primer/tack coat (MoRTH Specification : Clause -505,112) with all lead 30-45 mm compacted thickness with 6% binder grading - 2 with all lead of mix material a) with bitumen grade 60/70 (VG-30)

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