WBPWD/EE/BDN/NIeT-05/2026-27/1

Water Bound Macadam Sub Base by consolidating Jhama metal / Laterite chelly or stone metal / shingles of specific size in hard crust to requisite thickness (measured after compaction) in layers including screening of metals etc. as necessary, hand packing, sweeping, watering and rolling in stages with power roller to proper line, grade and camber, lighting, guarding & barricading and making necessary earthen bundh of one metre width on each side where necessary to protect edges and preparing the bed by necessary cutting or filling and rolling all complete including the cost of all materials and hire and labour charges of all men and machineries and compacting to the required density, as per Clause 404 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). (i) For Construction of Sub Base by consolidating Jhama metal (63 mm to 45 mm) with moorum screening :

Mending Potholes and depressions by stitching picked jhama bricks with one brick-on-edge laid in herring bone pattern and including necessary cushion of sand below the soling (and in between layers) including cutting the pothole area to rectangular shape with vertical edges, removing all loose materials, finishing the surface to match with adjacent areas complete as per direction. (a) One brick-on-edge laid in herring bond pattern on a layer of brick flat (thickness 75 mm. plus 125 mm)

A. Maintenance of Earthen shoulder (filling with fres0h selected soil) Making up loss of material/irregularities on shoulders to the design level by adding fresh approved selected soil and compacting with appropriate equipment at OMC upto a lead of 1000 m as per technical specification Clause 1903 for Rural Roads of MORD. (Average thickness 150 mm)

Cutting kutcha drain of 600 mm wide and depth up to 300 mm, including disposal of excavated material in embankment slopes within a lead of 50 m. (a) Through ordinary soil.

GST-18% (SGST=9% & CGST=9%) ADD

LABOUR WELFARE CESS = 1% ADD