WB-HMC/NIT/ED/11/EE-II/26-27

Scarifying Existing Bituminous Surface to a depth of 50 mm by Mechanical Means Scarifying the existing granular road surface to a depth of 50 mm and disposal of scarified material within all lifts and leads upto 1000 metres [PWD N.HIGHWAY WING, w.e.f 2019-20, P-87, It-14]

Brick masonry work with 1st class full size bricks except when necessary to complete the bond in cement morter 1:3 in foundation complete, including thoroughly soaking the bricks in a tank filled with water for a minimum period of one hour prior to being laid, protecting the green structure from rain by suitable covering and with a minimum Seven days curing etc., but excluding pointing and plastering, as per drawing and Technical Specifications.(Reference to MORT&H's specifications 1300 & 2200). Cement Mortar1:4 (1cement :4 sand). [PWD N.HIGHWAY WING, w.e.f 2019-20, P-183, It-5 ]

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). By Manual Means 9A(ii) Grading-2 (Table 400-9) 9A (ii)(b) Using Screening (Table 400-10) Type-B (11.2 mm aggregate) [PWD N.HIGHWAY WING, w.e.f 2019-20, P-219, I- 3]

Supplying, binding, fixing etc. including initial straightening, cutting to requisite length, hooking and bending to correct shape, placing in proper position of uncoated HYSD reinforcement bar in sub-structure complete as per drawing and Technical Specifications (Reference to MORT&H's specifications 1600 & 2200). [PWD N.HIGHWAY WING, w.e.f 2019-20, P-217, I- 40]

Plain/Reinforced cement concrete in sub-structure complete all including vibrating and compacting, finishing, curing, sampling, testing etc. by mechanically mixed as per drawing and Technical Specifications (Reference to MORT&H's specifications 1500, 1700 & 2200). 5B PCC Grade M20 [PWD N.HIGHWAY WING, w.e.f 2019-20, P-220, It-5b]

Plastering with cement mortar (1:3) on brick work in sub-structure complete all including raking out joints curing, etc as per Technical Specifications (Reference to MORT&H's specifications 1300 & 2200) [PWD N.HIGHWAY WING, w.e.f 2019-20, P-219, It-3]

Add G.S.T 18%

Add 1% Welfare Cess