Improvement of Bhajani to 1 No Konwargaon Ali (Non PMGSY) under SOPD-G for the year 2020-21 under Charaideo District Territorial Road Division. Pkg.No. SOPD-G/2020-21/CDTRD/MAH/01

Amount

Scarifying the existing bituminous road surface to a depth of 150 mm and disposal of scarified material with a lift upto 3 m and lead upto 1000 m as per Technical Specification Clause 301.4.

Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness , hand packing, rolling with three wheel 80-100 kN static roller in stages to proper grade and camber, applying and brooming, stone screening/binding materials to fill up the interstices of coarse aggregate, watering and compaction to the required density as per Technical Specification Clause 405. A) With Gr. II metal

B) With Gr. III metal

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.

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 granular surface treated with primer & cleaned with Hydraulic broom as per technical Specification Clause 503.

Semi Dence Bituminious Concrete : Providing Laying Semi Dence Bituminious Concrete with 100-120 TPH batch type HMP producing an average output of 75 tonnes per hour using crushed aggregate of specified grading premixed with bituminious binder @ 4.50% to 5 % by weigth of total mix and filler, transported to site , laid over a previously prepared surface with praver finisher to the requred grade ,level and alingment , rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MoSRT $ H cl. 408, complete in all respect ( Including carriage upto initial lead of 5.00 km from quarry and carriage of mixed materials upto 10.00 km initial lead from mixing plant).( including cost of testing of materials at site and laboratory as directed by Department.) A) With hydeated lime / Cement as filler (Refer table 500-9 of MoRTH@H specification ) a) With 60/70 or VG Grade Paved Bitumen II) For GR-II ( 10 mm Nominal size)

APURBA JYOTI CHETIA