Re-construction of road from Kolbari to Dhodang under SOPD(G) for the year 2019-20 Majuli LAC. Pkg. No. SOPD(G)/MDTRD/06

Amount

Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100 kN in stages to proper grade and camber, applying and brooming, stone screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 3 as per Technical Specification Clause 405.

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 dry and hungry bituminous surface cleaned with Hydraulic broom as per Technical Specification Clause 503.

Semi- dense bituminous concreate providing and laying semi dense bituminous concrete with 100-120 tph batch type hmp producing an averageoutputof75tonnes perhour using crushed aggregates of specifiedgrading premixed with bituminous [email protected] 55 of mix andfiller transportingthe hot mix to work site,laying with a hydrostatic paver finsher with sensor control to the reqd grade lavel an alignment, rollong with smooth wheeled,vibratory and tandem rollerto achieve the desired compactionas per MoSRT & H cl no 508 concrete in all respect. With rockdustes filler( refer table 500-9 of MoSRT &H specification ) (I ) with60/70 pf VG-30 grade bitumen for Grading 10mm nominal size

Provision of 15 nos.rumble strips covered with premix bituminous carpet,15.2 mm high at centre,250mm wide placed at 1m centre to centre at approved location to control speed, marked with white strips of road marking paint.

Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3 fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 801 ii. 600mm equilatera tringle.

CHURA MONI BORA