Upgradation by way GSB 150mm WMM 100mm BM 50mm and OGPC 25mm thick in link road St Peter road to Paldan House Chuchot Yokma.

Amount

Construction of granular sub-base by providing close graded material carriage of mixed material by tippers to work site, for all leads and lift, 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. Engineer-in-Charge. With material conforming to Grade-III(size range 26.5mm to 0.075 mm) having CBR Value-20

Providing,laying, spreading and compacting graded stone aggregate (size range 53 mm to 0.075 mm) to wet mix macadam (WMM) specification including premixing the material with water at OMC in mechanical mix plant, carriage of mixed material by tipper to site, for all leads and lifts, laying in uniform layers with mechanical paver finisher in sub-base / base course on well prepared surface and compacting with vibratory roller of 8 to 10 tonne capacity to achieve the desired density, complete as per specifications and directions of Engineer-in-Charge.

Providing and applying tack coat bituminous emulsion conforming to IS:8887, using emulsion presssure distributer including preparing the surface and cleaning with mechanical broom. 1 with rapid setting bitumen emulsion. a)On W.B.M. @ 0.4 Kg/sqm

b) On bitumen surface @0.25 Kg/sqm.

Providing and laying Dense Graded Bituminous Macadam using crushed stone aggregates of specified grading, premixed with bituminous binder and filler, transporting the hot mix to work site by tippers, laying with paver finisher equipped with electronic sensor to the required grade, level and alignment and rolling with smooth wheeled, vibratory and tandem rollers as per specifications to achieve the desired compaction and density, complete as per specifications and directions of Engineer-in-Charge. 50 to 100mm average compacted thickness with bitumen of grade VG-30@5%(percentage by weight of Aggregate) prepared in Batch Type Hot Mix Plant of 100-120 TPH capacity.

2.5 cm premix carpet surfacing with 2.25 cum and 1.12 cum of stone chippings of 13.2 mm and 11.2 mm size respectively per 100 sqm and 52 kg and 56 kg of hot bitumen per cum of stone chippings of 13.2 mm and 11.2 mm size respectively including a tack coat with hot straight run bitumen including consolidation with road roller of 6 to 9 tonne capacity

Providing and laying seal coat of premixed fine aggregate(passing 2.36 mm and retained on 180 micron sieve) with bitumen using 128 kg of bitumen of grade VG-10 bitumen per cum of fine aggregate and 0.60 cum of fine aggregate per 100 sqm of road surface including rolling and finishing with road all complete.