Maintenance work on Dabok Mavli Kapasan Chittorgarh Road (SH 09) (Risk and Cost)

Clearing and grubbing road land including uprooting rank vegetation, grass, brush, shrubs, saplings and trees of girth upto 300mm, removal of stumps, disposal of unserviceable Material and stacking of serviceable Material upto 1000m from road boundary. (MoRTH Specification : Clause 201). BY MECHANICAL MEANS In area of Light Jungle

Providing and applying primer coat over prepared surface of granular base with bitumen emulsion as per IS:8887 & manufacturer‟s specifications @6 kg/10 sqm 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 : Cl. 502, 112

Providing and laying Dense Bituminous Macadam on prepared surface with specified graded crushed aggregates (as per table 500-9, 500-10 and design mix) for base/binder course including loading of Material with F.E. loader, heating of binder (including cost of anti stripping compound, wherever required) aggregates and filler in hot mix plant (40-60 TPH), transporting the mixed Material by tippers and laying with paver finisher as per clause 504.3.5 to the required level and grade, rolling by self propelled power rollers and vibratory rollers or pneumatic tyred roller, 150-250 KN. TP=0.7 Mpa, to achieve the desired density (approved by the department) but excluding primer/tack coat. (MoRTH specification : clause 505, 112). with all lead & lift (a) 50-75mm compacted thickness with 4.5% bitumen content VG30 grade mixed Material with all lead & lift

Providing and applying tack coat on the prepared surface, with bitumen emulsion as per IS:8887 & manufacturer‟s specifications @0.2 kg/sqm 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 Cl. 502, 112.

Providing and laying Bituminous Concrete as per Design Mix on prepared surface with specified graded stone aggregates as per Table 500-17, for wearing course including loading of aggregates with F.E. loader and hot mixing of binder (including cost of anti-stripping compound, wherever required) and 2% filler with aggregates in Hot Mix Plant 40-60 TPH, transporting the mixed Material with tipper to paver and laying with paver finisher (as per clause 504-3.5) 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 as per job mix) excluding cost of primer/tack coat. (MoRTH specification : clause 507). 30-45mm compacted with 6% binder with lead of mix Material 1 km (a) With straight run bitumen grade VG30

Painting two coats after filling the surface with synthetic enamel paint in all shades on new plastered concrete surfaces

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.

"Raised Pavment Marker ( Cats Eyes): Supplying and Fixing of Molded Shank Raised Pavement Markers made of polycarbonate and ABS moulded body and reflective panels with micro prismatic lens capable of providing total internal reflection of the light entering the lens face and shall support a load of 16000 kg tested in accordance to ASTM D 4280 Type H and complying to Specifications of Category A of MORTH Circular No RW/NH/33023/10-97 – DO III Dt 11.06. 1997. The height, width and length shall not exceed 50 mm, 100 mm and 100 mm and with minimum reflective area of 13 Sqcm on each side and the slope to the base shall be 35 +/ 5 degree. The strength of detachment of the integrated cylindrical shanks, (of diameter not less than 19 +/- 2 mm and height not less than 30+/- 2 mm) from the body is to be a minimum value of 700 Kgf. Fixing will be by drilling holes on the road for the shanks to go inside, without nails and using epoxy resin based adhesive as per manufacturer‟s recommendation and complete as directed by the engineer. The contractor shall submit 2 years pre qualified warranty certificate from the manufacturer for satisfactory field performance during the time of bid submission"