Repairing of Black Top Road of K. B. Sarani (Metro Goli and from 15no. Industrial Land to Christian Colony) W. no. 21 under Dum Dum Municipality - Govt Fund

WMM Providing, laying, spreading and compacting graded stone aggregate conforming to the grading of table 40013 revised vide table 2 of IRC : 109 (2015) 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 with paver in sub- base / base course on well prepared surface and compacting with vibratory roller to achieve the desired density .The thickness of a single compacted layer shall not be less than 75 mm.(Reference to MoRT&H's specification 406. =52mX 4m X 0.075m

Tack Coat Providing and applying tack coat with paving bitumen of VG-10 grade conforming to IS:73 using emulsion pressure distributor on the prepared bituminous/granular /cement concrete pavement surface cleaned with mechanical broom and high pressure air jet (Reference to MORT&H's specification clause 503). On Granular surfaces (Using Bitumen VG 10 at the rate of 0.25 to 0.3 kg per sqm.)

On Bituminous Surface ((Using Bitumen VG 10 at the rate of 0.20 to 0.3 kg per sqm.) =170m X 5.0 m

Bituminous Macadam Providing and laying bituminous macadam with 100-120 TPH hot mix plant using crushed aggregates of specified grading premixed with approved bituminous binder @ 3.3% (min) for Grading -1 and 3.4% (min) for Grading -2 by weight of total mix , transported to site, laid over a previously prepared base with paver finisher to the required grade, level and alignment and rolled as per clauses 501.6 and 501.7 to achieve the desired compaction (Reference to MORT&H's specification clause 504). (170m X 5.0 m +30*5)x 0.05

Open Graded Premix Surfacing Providing, laying and rolling of open - graded premix surfacing of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates either using viscosity grade bitumen of approved grade to required line, grade and level to serve as wearing course on a previously prepared base, including mixing in a suitable plant, laying and rolling with a smooth wheeled tandem or other approved type roller 8-10 tonne capacity, finished to required level and grades (Reference to MORT&H's specification clause 510). 170 m X 4.0 m+ 30x5

Seal Coat Providing and laying seal coat sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using. Type A and B seal coats (Reference to MORT&H's specification clause 511) 170 m X 4.0 m+30X5

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