REPAIRING AND SURFACING OF EXISTING BITUMINOUS ROAD FROM JINASAHAR BUS STOPPAGE TO BIREN BAKLIS HOUSE

Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, saplings and trees girth up to 300 mm, removal of stumps of trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, up to a lead of 1000 metres including removal and disposal of top organic soil not exceeding 150 mm in thickness. (Reference to MoRT&H's specification clause 201) By Mechanical Means 3(II)(A) In area of light jungle

Scarifying the existing granular road surface to a depth of 50 mm and disposal of scarified material within all lifts and leads upto 1000 metres

Water Bound Macadam Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with 3 wheeled steel/ vibratory roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening/ binding Materials to fill up the interstices of coarse aggregate, watering and compacting to the required density (Reference to MoRT&H's specification 404). Using Screening (Table 400-10) Type-B (11.2 mm aggregate) WBM-II(Using Pakur Varity Matrials)

Prime Coat Providing and applying primer coat with Cationic Bitumen Emulsion of approved grade conforming to IS: 8887-1978 and requisite quantity on prepared surface of granular base including cleaning of road surface and spraying primer using Mechanical means ncluding cost and carriage of bitumen emulsion and all other incidental costs of work complete as per Clause 502 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). (i) For WBM / WMM Surface: (CSS-I) (with primer @ 0.85 kg/sqm)

Providing and applying tack coat with Cationic bitumen emulsion (RS1) complying with IS:8887 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). ii)On Granular surface treated with Tack coat @ 0.275kg /sqm.

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). Mechanical method using approved grade Bitumen and HMP of appropriate capacity not less than 75 tonnes/hour .(Using Bitumen VG-30 @1.46 Kg/Sqm.) & Pakur Varity Matrials)

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) Type-B Seal Coat. Providing and laying of premix seal coat with HMP using approved crushed stone chipping and viscosity grade paving bitumen of suitable approved grade.(Using Bitumen VG-30 @0.680 Kg/Sqm.)

Maintenance of Earthen Shoulder (filling with fresh soil) Making up irregularities/loss of material on shoulder to the design level by adding fresh approved soil and compacting it with appropriate equipment as per the requirement of MORT&H's specification 3003.

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