KR 14 24 KOLIYADI CHERUMAD ROAD RE TARRING

Clearing Grass and Removal of Rubbish - Clearing grass and removal of rubbish upto a distance of 30m outside the priphery of the area as per technical specification Clause 200.1

Construction of Subgrade and Earthen Shoulder- Construction of of subgrade and earthen shoulders with approved material obtained from private borrow pits with all leads and lifts transporting to site, spreading, grading to required slope and compacting to meet requirement of Table 300.2 with lead upto 1000m as per technical specification Clause 303.1

Dismantling flexible Pavements- Dismantling of flexible Pavements and disposal of dismantled material upto a lead of 100m, stacking serviceable and unserviceable materials seperately by Mechanical means as per technical specification Clause 202.3 - Bituminous Courses

Wet Mix macadam -providing, laying, spreading and compacting stone aggregates of specified sizes to wet mix macadam at OMC in mechanical mixer (pug mill), carriage of mixed material by tipper to site, laying in uniform thickness in sub-base / base course on a well prepared sub-base and compacting with smooth three wheel 80-100 kN static roller to achieve the desired density including lighting, barricading and maintenance of diversion etc as per table 400.11 & 400.12 and as per technical specification Clause 406

Providing and applying prime coat with bitumen emulsion (Packed -SS1) on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 0.70-1.0 kg/sqm using mechanical means as per Technical Specification Clause 502 (Low porosity)

Tack Coat - Providing and applying tack coat with bitumen emulsion (Packed RS-1) using emulsion distributor at a rate of 0.25 - 0.30 kg/sqm on the prepared granular surface treated with primer & cleaned with Hydraulic broom as per technical specification clause 503

Tack Coat - Providing and applying tack coat with bitumen emulsion (Packed RS-1) using emulsion distributor at a rate of 0.20 - 0.25 kg/sqm on the prepared granular surface treated with primer & cleaned with Hydraulic broom as per technical specification clause 503

Modified penetration macadam - 75 mm thick using Packed Bitumen S-65 -Construction of penetration macadam over prepared base by providing a layer of compacted crushed course aggregate using chips spreader with alternate applications of bituminous binder and key aggregates a rolling with a three wheel 80 - 100 kN static roller to achieve the desired degree of compaction as per technical specification clause 506

20mm thick open graded premix carpet using bituminous binder S-65 Packed - Providing, laying and rolling of open graded premix carpet of 20mm thickness composed of 13.2mm to 5.6mm aggregates either using penetration grade bitumen or emulsion 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 three wheel 80-100kn roller, finished to required level and grades to be followed by seal coat either Type A or Type B or Type C as per technical specification clause 508 - By Manual Means

Seal Coat - Manual Means - Type C - Providing and laying seal coat sealing the voids in bituminous surface laid to the specified levels, levels and cross fall using Type A, Type B and Type C as per technical specification clause 510- Using Bitumen S-65 Bulk