Repairing of Bituminous Road from Biswa Bangla Hat (near Sonar Tori) to Sayar bithi Park under the Planning Area of Sriniketan Santiniketan Development Authority at Bolpur, Birbhum, West Bengal.

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'sspecification clause 510).

Tack Coat : 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). i)On bituminous surface @ 0.20kg0.3kg /sqm.

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 pecification clause 511) Case - I : Type A (Stone chips 6.7mm size) Providing and laying of liquid seal coat with HMP using approved crushed stone chipping and viscosity grade paving bitumen of suitable approved grade

GST, as applicable @ 18% .

Labour welfare cess @1% .