Restoration of damaged carriage way in selected stretches from Km 56.50 to75.00 of NH.73 MangaluruTumkur Section.

Amount

Scarifying the existing bituminous surface to a depth of 50 mm and disposal of scarified material within all lifts and leads upto 1000 metres including cost of all materials, labour, hire charges of machinary, barricading, loading & unloading, lead, lifts,transportation, with all incidental charges, etc., complete as per specification and as directed by the Engineer in charge of work. By Mechanical Means using Hydraulic excavator.

Providing, laying, spreading and compacting graded stone aggregate as per table 400-12 & 400-13, to wet mix macadam specification including premixing the Material with water at OMC in mechanical mix plant carriage of mixed Material by tipper to site, laying in uniform layers in sub- base / base course on well prepared surface and compacting with vibratory roller to achieve the desired density of 98% including protection of edges of WMM layer, cost of all materials, labour, usage charges of all machinery, lighting, guarding, barricading, maintenance of diversion road, loading & unloading all lead, lifts , all incidental charges, etc., complete as per specification and as directed by the Engineer in charge of work. Laying using Mechanical Paver.

Providing and applying primer coat with SS1 bitumen emulsion complying IS-8887 on prepared surface of granular Base including clearing of road surface and spraying primer at the rate of 0.70 kg/sqm using mechanical means.as per table-500-3, including cost of all materials, labour, usage charges of all machinery, lighting, guarding, barricading, maintenance of diversion road, loading & unloading all lead, lifts , all incidental charges, etc., complete as per specification and as directed by the Engineer in charge of work.

Providing and applying tack coat with VG 10 grade bitumen using bitumen pressure distributor at the rate of 0.25 kg per sqm on the prepared granular surface cleaned with mechanical broom & dusting by air compressor and spraying cost of all materials, labour, usage charges of all machinery, lighting, guarding, barricading, maintenance of diversion road, loading & unloading all lead, lifts , all incidental charges, etc., complete as per specification and as directed by the Engineer in charge of work.

Providing and applying tack coat with VG 10 grade bitumen using bitumen pressure distributor at the rate of 0.20 kg per sqm on the prepared bituminous surface cleaned with mechanical broom & dusting by air compressor and spraying cost of all materials, labour, usage charges of all machinery, lighting, guarding, barricading, maintenance of diversion road, loading & unloading all lead, lifts , all incidental charges, etc., complete as per specification and as directed by the Engineer in charge of work.

Providing and laying dense graded bituminous macadam with higher capacity batch type HMP using crushed aggregates as per table 500-7 of specified grading premixed with bituminous binder VG-30 paving bitumen as per clause 504.3.1 complying with IS-73-2013 of specified grading, premixed with bituminous binder at 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 specification clause No. 505 complete in all respects including cost of all materials all labour, usage charges of all machinery all lead, lifts, loading, unloading stacking transportion, with all incidental charges, etc., complete as per specification and as directed by the Engineer in charge of work. 50-75 mm compacted thickness. Dense Graded Bituminous Macadam Grading-II

Providing and laying bituminous concrete with higher capacity batch type hot mix plant using crushed aggregates as per table 500-7 of specified grading premixed with bituminous binder VG-30 paving bitumen as per clause 504.3.1 complying with IS-73-2013 of specified grading, premixed with bituminous binder @ 5.4 per cent of mix and filler @2% by weight of agregate, 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 specification clause No. 507 complete in all respects including cost of all materials all labour, usage charges of all machinery all lead, lifts, loading, unloading stacking transportion, with all incidental charges, etc., complete as per specification and as directed by the Engineer in charge of work. 30-40 mm compacted thickness. Bituminous Concrete Grading-II

Filling Pot-holes and Patch Repairs with Bituminous concrete, 40mm thick. Removal of all failed material, trimming of completed excavation to provide firm vertical faces, cleaning of surface, painting of tack coat on the sides and base of excavation as per clause 503, back filling the pot holes with hot bituminous material as per clause 504, compacting, trimming and finishing the surface to form a smooth continuous surface, all as per clause 3004.2, including cost of all materials, all labour, usage charges of machinery, lead, lifts, loading, unloading stacking,transportion, with all incidental charges, etc., complete as per specification and as directed by the Engineer in charge of work. Grading II 13mm (Nominal size)

Maintenance of Earthen Shoulder (filling with fresh soil) Making up loss of material / irregularities on shoulder to the design level by adding fresh approved soil and compacting it with appropriate equipment. (Average filling depth 150 mm), including cost of all materials, labour, hire charges of machinary, barricading, loading & unloading, lead, lifts,transportation, with all incidental charges, etc., complete as per specification and as directed by the Engineer in charge of work.

Budoli Ummar