Name of Work:Impvt. Of Nambol Makha IVR (WBM PC ).
Sl. No.
Item Description
1
Surface dressing of the ground including removing vegetation and in-equalities not exceeding 15 cm deep and disposal of rubbish, lead upto 50 m and lift upto 1.5 m.
2
Providing, laying & compacting granular base/sub-base with naturally occurring sand gravel material freefrom organic ore other deleterious constituents spreading with Motor Grader and compacted by rolling with power roller of 8 - 10 capacity in layers not exceeding 150 mm (spread thickness).
3
Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with 3 wheeled steel/ vibratory roller in stages 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. A).By Manual Means (ii) Grading-II,a) Using Screening Crushable type such as Moorum or Gravel i). Gradding-I
4
ii). Gradding-II
5
Providing, laying and rolling of open - graded premix surfacing of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates using Viscocity 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 smooth wheeled roller 8-10 tonne capacity, finished to required level and grades including 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 0.70 kg/sqm using mechanical means and including seal coat of Type BOver WBM
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