01 T5 to Uttar Kanchanpur Pt-I

Amount

Scarifying the existing bituminous road surface to a depth of 150 mm and disposal of scarified material with a lift upto 3 m and lead upto 1000 m as per Technical Specification Clause 301.4.

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 rotavator at OMC, and compacting with smooth wheel roller to achieve the desired density,complete as per Technical specification Clause 401(with ainitial lead of 5 km). (II) for grading II material

Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with three wheel roller 80-100 kN N-static in stages to proper grade and camber, applying and brooming, crushable screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density grading 2 as per Technical Specification Clause 405. A) by Manual means A) hand broken metel from river boulder

Water Bound Mecadam Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with three wheel roller 80-100 kN N-static in stages to proper grade and camber, applying and brooming, crushable screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density grading 3 as per Technical Specification Clause 405. A) by Manual means A) hand broken metel from river boulder

Providing and laying interlocking concrete block pavement(M30) having thickness 80mm as per technical specification clause 1504(inclusive of Edge restraint and carriage) a)including Edge Block / Edge Restrains

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 0.9-1.20 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.

Open - Graded Premix Surfacing: Providing, laying and rolling of open - graded premix surfacing of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates either using penetration grade bitumen or cut-back or emulsion 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 smooth wheeled roller 8-10 tonne capacity, finished to required level and grades.) (including carriage up to site from quarry and carriage of mixed materials upto site from mixing plant.) ( Including cost of testing materials at site and laboratory as directed by the deptt) (a) without anti stripping agent Case-I : Mechanical method using Penetration grade Bitumen ( 60/70 or VG-30 grade) and HMP of appropriate capacity not less than 75 tonnes / hour

Seal Coat: (Providing and laying seal coat sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using either Type-A or Type-B seal and type C Case-I :Type A (11.2mm to 2.56 mm) i) Bitumen(S-90)

Construction of Embankment with Material Obtained from Borrow Pits Construction of embankment with approved material obtained from borrow pits with a lift upto 1.5 m, transporting to site, spreading, grading to required slope and compacting to meet requirement of Tables 300.1 and 300.2 with a lead upto 1000 m as per Technical Specification Clause 301.5 (I) Private Land

Construction of subgrade and earthen shoulders with approved material obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacted to meet requirement of Table 300.2 with lead upto 1000 m as per Technical Specification Clause 303.1.5. I) private land

Altaf Hussain Laskar

ABDUL GOFUR CHOUDHURY