Periodical maintenance on Rahi to Dadwas Road km 0/000 to 17/000 for the year 2021-22 SH Providing and laying 30mm thick bituminous concrete single layer V Shaped drain in km 0/000 to 2/000

Amount

Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm (thirty centimetre) in depth, 1.5 m (one point five metre) in width as well as 10 sqm (ten squaremetre) on plan including getting out and disposal of excavated earth All kinds of soil upto any lead with in all leads and lilfts and other incidentials complete and as per the entire satisfaction and direction of Engineer-in-Charge.

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 (Zero point seventy-One point zero killogram) using mechanical means as per Technical Specification Clause 502 including carriage of material with in all leads and lifts and other incidentals and as per the direction of the Engineer-in-Charge.

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 (zero point twenty five to zero point thirty killogram) on the prepared dry and hungry bituminous surface cleaned with Hydraulic broom as per Technical Specification including carriage of material with in all leads and lifts and other incidentals and as per the direction of the Engineer-in-Charge.

Providing and laying bituminous macadam 50 to 100 mm (fifty to one hundred millimetre) average compacted thickness with bitumen of grade VG-30 @ 3.50% (percentage by weight of total mix) prepared in Drum type Hot Mix Plant of 60-90 TPH capacity using crushed stone aggregate of specified grading premixed with bituminous binder, transported to site wise tippers , laid over a previously prepaid surface with paver finisher equiped with electronic sensorto the required grade , level and alignment and rolling with smooth wheeled, vibratory and tandem rollers as per specification to achieve the desired compaction and density as per Technical Specification including carriage of material with in all leads and lifts and other incidentals and as per the direction of the Engineer-in-Charge.

Providing and laying bituminous concrete 30mm(thirty millimetre) compacted thickness with bitumen of grade VG-30 @ 5.5% (percentage by weight of total mix) andlime filler @ 3% (percentage by weight of Aggregate) prepared in Drum type Hot Mix Plant of 60-90 TPH capacity using crushed stone aggregate of specified grading premixed with bituminous binder, transported to site wise tippers , laid over a previously prepaid surface with paver finisher equiped with electronic sensorto the required grade , level and alignment and rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction and density as per Technical Specification including carriage of material with in all leads and lifts and other incidentals and as per the direction of the Engineer-in-Charge.

Providing and laying in position cement concrete of 1:3:6 (1 Cement : 3 coarse sand): 6 graded stone aggregate) 40 mm (fourty millimetre) nominal size excluding the cost of centering and shuttering with in all leads and lilfts and other incidentials complete and as per the entire satisfaction and direction of Engineer-in-Charge.

AJAY PATHANIA