WBPWRD/EE/PHD/eNIT-04/26-27/5

Fog Seal This work shall conform to the requirements of cl. 513 of these specifications and shall consist of an application of Emulsified bitumen, without any aggregate cover for sealing fine hair-cracks or for rejuvenating oxidised bituminous surfaces.Areas having cracks with less than 3mm width shall be considered for this treatment, unless otherwise instructed by the Engieer-in-Charge (Reference to MORT&H's specification 3004.3.2).On bituminous surface @ 0.75kg /sqm. Using Cationic SS-I.

Providing, laying and rolling of open - graded premix surfacing of 20 mm thickness composed stone aggregate of size 13.2 mm @ 0.018 m3/m2 & 11.20 mm@ 0.009m3/m2 mixing with viscosity grade bitumen (VG-30) @1.46 kg/m2 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).

Providing and laying premixed seal coat (Type-B)sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using 2.36mm to 90 micron aggregate @ 0.006m3/m2 and VG-30 paving grade bitumaen @0.68kg/m2 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 511).

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). On bituminous surface @ 0.25kg /sqm. Using Cationic RS-I.

Sub-Toal

Sub-Toal

GST @18%