Name of Work: Construction of WBM road from State Road to Pre-fabricated Boys Hostel, Bermiok, South Sikkim.
Sl. No.
Item Description
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Schedule items (SOR 2020)
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Site Clearence, Constuction of Subgrade and Earthern Shoulders
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Construction of subgrade and earthern shoulders with approved materials obtsined from borrow pits with all lifts & leads, transportating to site, spreading, grading to required slope and compaacted to meet the table No.300-2
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Preparation and surface treatment of formation, (Preparation and surface treatment of formation by removing mud and slurry, watering to the extend needed to maintain the required line, grade, profile and rolling with 8-10 tonne smooth wheeled roller, complete as per clause 320.)
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Granular Sub-basewith 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 with rotavator at OMC, and compacting with vibratory roller to acheive the desired density, complete as per clause 401)
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WBM (providing, laying, spreading and compacting slone aggregate of specified size to water bound mecadam specification includingspreading in uniform thickness, hand packing, rollong withvibratory roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite interstices of coarse aggregate, watering and compacting to the required density.)Grading -III, using screening crushable type such as Moorum or Gravel
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