STBR/SOPD-G/Jagiroad-02/46 1. Improvement of road from Baghara to NH- 37 at Dharamtul Road and 2. Improvement of road from NH-37 to Borbori Road under SOPD-G in Morigaon District for the year 2025-26

1. Improvement of road from Baghara to NH- 37 at Dharamtul Road. Clearing and grubbing of road land including uprooting wild vegetation ,grass ,bushes ,shurbs ,sapling and trees of girth up to 300 mm ,removal of stumps of such trees cut earlier and diposal of unservicible material and stacking of servicible material to be used or auctioned ,up to a lead of 1000 m as per Technical Specification Clause 201. (I) By Manual means (A) In area of Non-thorny jungles

Making up loss of material/irregularities on shoulder to the design level by adding fresh approved selected soil and compacting it with appropriate equiptment at OMC upto a lead of 1000m as per technical specification Clause 1903.

Maintenance of WBM road including filling up of pot holes, ruts and rectifying corrugated surface, damaged edges and ravelling as per technical specification Clause 1906.

Providing and laying interlocking concrete block pavement (M40) having thickness 80mm as per echnical specification clause 1504 including carriage. a) including Edge block/Edge restraints

2. Improvement of road from NH-37 to Borbori Road. Clearing and grubbing of road land including uprooting wild vegetation ,grass ,bushes ,shurbs ,sapling and trees of girth up to 300 mm ,removal of stumps of such trees cut earlier and diposal of unservicible material and stacking of servicible material to be used or auctioned ,up to a lead of 1000 m as per Technical Specification Clause 201. (I) By Manual means (A) In area of Non-thorny jungles

Maintenance of WBM road including filling up of pot holes, ruts and rectifying corrugated surface, damaged edges and ravelling as per technical specification Clause 1906.

Providing and applying primer coat with bitumen emulsion (SS-1) 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 (i) Low porosity

Providing and applying tack coat with Bitumen emulsion (RS-1) using emulsion distributor at the rate of 0.25 to 0.30 kg per sqm on the prepared dry and hungry bituminous surface cleaned with Hydraulic broom as per Technical Specification Clause 503.

Providing, laying and rolling of open-graded premix carpet of 20 mm thickness composed of 13.2 mm to 5.6 mm 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 80-100 kN static roller capacity, finished to required level and grades to be followed by seal coat of either Type A or Type B or Type C as per Technical Specification Clause 508.Case - I By Manual Means (ii) Bitumen (S-90)

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, Type B and Type C as per Technical Specification Clause 510 (A) By Manual Means Case -I : Type A (ii) Bitumen (S-90)