Upgradation of road from Khangbor Village to Thingpuikuol

Excavation in Hilly area soil with Dozer with lead upto 1000 meters (Excavtion for road way in soil by mechanical means i/c cutting and transporting the earth to site of embankment/dumping area with lead upto 1000 meters i/c trimming bottom and side slope in accordance with requirements of lines,grades and cross sections.

Excavation in Hilly Area Ordinary rock with Dozer with lead upto 1000 meters (Excavation for roadway in ordinary rock by deploying a dozer,i/c cutting and transporting the earth to site of embankment/dumping area with lead upto 1000 meters,trimming bottom and side sloped in accordance with the requirements of lines,grades and cross sections.)

Surfacec drains in soil ( Construction of unlined surface drain of average cross sectional area 0.4 sqm in soil to specified lines, grades,levels and dimensions to the requirement of clause 301 to 309. Excavated material to be used in embankment at site within a lead of 1000 meters. A) Mechanical means

Preparation and surface treatment of formation.(Preparation and surface treatment of formation by removing mud and slurry, watering to the extent needed to maintain the desired moisture content,trimming to the required line, grade,profile and rolling with 8-10 tonne smooth wheeled roller,complete as per clause 310)

Providing,Laying and Compacting Granular Base/Sub base according to lines,grades and cross sections by using naturally occured Sand/ Gravel conforming to IRC-Grd-II of MOST specification free from organic or other deleterrous constituent spresd with motor grader and compacted by rolling with power roller of 8-10 capacity in layer not exceeding 150mm(Spread thickness) i/c rolling of road surface to proper level and grades 30cm width edging on both side etc. complete as directed by Engineer-in-Charge.

Providing, laying spreading and compacting stone aggregate of Specific size water bound macadam specification including spreading including spreading in uniform thickness, handpacking,rolling with 3 wheeled steel/Vibratory roller in stage to proper grade and camber, applying and brooming requisite type of screening/binding Materials to fill up the interstices of coarse aggregate,watering and compacting to the required density.By Manual Means:Grading-I-Using Screening Crushable type such as Moorum or Gravel.(I) Grading-I

(II) Grading-II

Prime coat ( providing and applying primer coat with bitumen emulsion on prepared emulsion on prepared durface of granular Base including clearing of road surface and spraying primer at the rate of 0.60 kg/sqm using mechanical means) A Prime coat on WMM/WBM. ii) providing and applying primer coat with cut back MC 30 bitumen emulsion on prepared surface of granular base including clearing of road surface an d spraying primer at the rate of 0.60 kg/sqm using mechanical means.

Open -Graded Premix Surfacing (Providing, laying and rolling of open-graded premix surfacing of 20mm thickness composed of 13.2mm to 5.6mm aggregates using Viscoscity grade bitumen to required line, grade and level to serve as wearing course on a pteviously prepared base, including mixing in a suitable plant, laying and rolling with a smooth wheeled roller 8-10 tonne capacity,finished to required level and grades.Case-1: mechanical method using Penetration grade Bitumen and HMP of appropriate capacity not than 75mm tonnes/hour.