Construction of Internal Road (Phase III) at IDP Pathsala, Dist Barpeta, Assam

Amount

Clearing Grass and Removal of Rubbish ( clearing grasss and removal of rubbish upto a distance of 50m outside the periphery of the area.)

Granular Sub-Base with Coarse Graded Material ( Table:- 400- 2) (Construction of granular sub-base by providing coarse 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 vibratory roller to achieve the desired density,complete as per cl. 401 'for grading- I Material

Haulage of sand gravel

10 km beyond the initial lead of 5 km - surface road

Unsurfaced road - 34 km

Kutcha Road - 5 km

Water Bound Macadam (Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with vibratory roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening/binding material to fillup the interstices of coarse aggregate,watering and compacting to the reqd. density ( with an initial lead of 5.0 km. ) 'By Mechanical Means:

Grading- I 'Using Screening Crushable type such as Moorum or Gravel

Grading- II 'Using Screening Crushable type such as Moorum or Gravel

Haulage of WBM

10 km beyond the initial lead of 5 km - surfaced road

Unsurfaced road - 34 km

Kutcha Road - 5 km

Prime coat (Providing and applying primer coat with bitumen emulsion on prepared surface of granular Base including clearing of road surface and spraying primer at the rate of 0.60 kg/sqm using mechanical means.)( Including cost of testing of materials at site and laboratory as directed by the deptt.) '(i) With bitumen emulsion-CSS-1h

Tack coat 'Providing and applying tack coat with bitumen emulsion using emulsion pressure distributor at the rate of 0.20 kg per sqm on the prepared bituminous/granular surface cleaned with mechanical broom.( Including cost of testing of materials at site and laboratory as directed by the deptt.) '(III)With Bitumen emulsion CRS-1 '(c) Granular surfaces treated with primer

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 to required line, grade and level to serve as wearingcoarse on a previously prepared base, including mixing in a suitable plant laying and rolling with a smooth wheeled roller 8-10 T capacity to yhe reqd. level and grade. (including carriage of mixed materials up to 10.0 Km initial lead from mixing plant )( Including cost of testing of materials at site and laboratory as directed by the deptt.) A. ' Without anti stripping agent ' Mechanical method using PMB 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 Type A and B seal coats) (Including cost of testing of materials at site and laboratory as directed by the deptt.) '(a) Without anti stripping agent 'Case - I : Type A (Providing and laying liquid seal coat comprising of a layer of bituminous binder ( paving bitumen 60/70 or VG-30 grade, followed by a cover of crushed stone chipping of specified grade.

Sri Parag Talukdar

Sri Dhrubajyoti Kakati

J K CONSTRUCTION AND SUPPLIER