Vikas Khand Basti Sadar ke gram panchyat haluwapar mein prathmik vidyalaya se gram sukrauli hote huye dhaurahari gauraghat pitch road tak pitch road nirman karya

E/W in excavation in ordinary soil including lift 1.50 mtr and lead up to 30 mtr and including filling watering ramming of excavated earth into the trenches or into the space of between the building and side the foundation trench or into the plinth and removal and disposal of surplus earth as per direction by E/I upto a distance of 30m from the foundation trenches including all T&P phowereh and basket etcas per S.I. No. 251 (For GSB Trenches)

Construction of Embankment with approved soil with a lift upto 1.5 m laying in layers, breaking clods, dressing to required lines, curves, grade and sections, watering and compaction to meet requirement of table 300.1 and 300.2

Construction of Subgrade and Earthen Shoulder with approved soil with all lifts and leads, laying in layers, breaking clods, dressing to required lines, curves, grade and sections, watering and compaction to meet at least 100 % procter density complete to specification requirements

Loosening of the ground upto a level of 300 mm below the subgrade level, watered, graded and compacted in layers to meet requirement of Tables 300.1 and 300.2 for subgrade construction as per Technical Specification Clause 303.5.2.

Construction of granular sub-base by providing well graded material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavater at OMC, and compacting with smooth wheeled roller to achieve the desired density as per clause 401(GSB Grade I)

Providing, laying, spreading and compacting stone aggregates of specific sizes (63-45 mm) 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/binding materials to fill-up the interstices of coarse aggregate, watering and compacting to the required density grading 2 as per Technical Specification Clause 405. (WBM II)

Providing, laying, spreading and compacting stone aggregates of specific sizes (53-22.4 mm) 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/binding materials to fill-up the interstices of coarse aggregate, watering and compacting to the required density grading 2 as per Technical Specification Clause 405. (WBM III)

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 0.85 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 0.275 kg per sqm on the prepared granular surfaces treated with primer & cleaned with Hydraulic broom as per Technical Specification Clause 503.

Providing, laying and rolling of open-graded premix carpet of 20 mm thickness composed of 13.2 mm (passing 100% on 22.4 mm sieve and fully retained on 11.2 mm seive ) and 11.2 mm (passing 100% on 13.2 mm sieve and fully retained on 5.6 mm seive) granite stone grits in the ratio 2:1 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 plant, 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 C as per Technical Specification Clause 508. (using Bitumen 80/100 grade) By Mechanical Means