WBSRDA/EE/HOW-1/NIeT/01 of 2026-27 SL 10

Scarifying Existing Bituminous Surface to a depth of 50 mm by Mechanical Means Scarifying the existing bituminous road surface to a depth of 50 mm and disposal of scarified material within all lifts and lead upto 1000 metres (Reference to MoRT&H's specification clause 305.4.3)

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 3 wheeled steel/ vibratory roller 8-10 tonnes 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 (Reference to MoRT&H's specification 404). A) By Manual Means (i) Grading-2(Table 400-9) (ii) Using Screening (Table 400-10) Type-B (11.2 mm aggregate)

Cement Concrete Pavement Construction of un-reinforced, dowel jointed, plain cement concrete pavement of specified grade with characteristic flexural strength of concrete not less than 4.5 MPa over a prepared sub base as per clause 602 of MORT&H's specification 2013 and cement content as per clause 602.3.2 , coarse and fine aggregate conforming to IS 383, using fine and coarse aggregates of approved variety combined gradation as per Table 600-3 of MORTH specification 2013, maximum size of coarse aggregate not exceeding 31.5 mm, mixed in a batch mix plant with weigh batching facility as per approved mix design done as per IRC:44, transported to site, laid with a slip form paver with electronic sensor , spread, compacted and finished in a continuous operation including provision of contraction, expansion,construction and longitudinal joints, joint filler, separation membrane, sealant primer, joint sealant as per IRC:57, debonding strip, dowel bar,tie bar, admixtures asapproved, tinning, texturing,curing, finishing to lines and grades as per drawing (Reference to MORT&H's specification 602 along with IRC 15).