Restoration of rain damages on Talyar Pingla Thona Sarkaghat road Under PDNA

Supplying,Stacking,, laying, spreading and compacting stone aggregates of 53mm to 22.4mm (fifty three millimetre to twenty two point four millimetre) nominal size to water bound macadam specifications including in uniform thickness, hand packing, rolling with 3 wheeled road/vibratory roller 8-10 tonne capacity in stages to proper grade and camber, applying and brooming requisite type of screening / binding material to fill up interstices of coarse aggregate, watering and compacting to the required density grading-III as per technical specifications clause 405 by manual means including entire carriage of materials within all leads and lifts and other incidentals as per direction of Engineer- in- Charge .

Providing and applying priming coat with bitumen emulsion (SS-I) at the rate of 0.70 Kg. to 1.00 Kg. (zero point seven zero to one point zero Kilograme) per square metre on the prepared granular surface cleaned with hydraulic broom as per Technical specification Clause 502 including hauling / carriage of material through all modes of trasportation with in all leads and lifts as per direction of Engineer-in-charge.

Providing and applying tack coat using hot straight run bitumen of grade VG - 10, including heating the bitumen,spraying the bitumen with mechanically operated spray unit fitted on bitumen boiler, cleaning and preparing the existing road surface as per specifications On W.B.M. @ 0.75 Kg / sqm (zero point seven five killogramme square metre )within all leads, and other incidentals.

Providing laying and rolling of open graded premix carpet of 20mm (twenty millimetre)thickness composed of 13.2mm to 5.6mm (thirteen point two millimetre to five point six milimetres) crushed stone aggregates using penetration grade bitumen to required line, grade and level to serve as wearing course on a previously prepared base, including mixing in a suitable palnt, 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 type -B as per technical specification clause 508 by manual means with Bitumen (S-90)/VG-10 including hauling/ carriage of material through all modes of transportation within all leads and lifts as per the direction of Engineer-in-charge.

Providing and laying seal coat of premixed fine aggregate ( passing 2.36 mm (two point three six millimetre and retained on 180 micron sieve) with bitumen using 128 kg of bitumen of grade VG - 10 bitumen per cum of fine aggregate and 0.60 cum of fine aggregate per 100 sqm of road surface, including rolling and finishing with road roller all complete.including hauling/carriage of material through all modes of transportation within all leads, lifts and other incidentals.