<p>CWC: Providing and laying wearing course on deck slab of bridge with minimum cement content ralates to mix ratio 1:1.5:3 and maximum water cement ratio 0.4 having minimum required average strength, fcr = 33.5 MPa and satisfying a compressive strength fc = 25 MPa at 28 days on standard cylinders as per standard practice of Code AASHTO/ASTM and cement conforming to BDS EN 197-1: 2003 CEM-II/A-L/M/V/W 42.5N, Coarse sand of minimum FM 2.5 and 6mm down well graded crushed stone chips broken from boulders (preferably stone chips from Madhyapara, Dinajpur, LAA value not exceeding 30), including breaking stone boulders into chips, screening through proper sieves, casting, finishing complete to camber and grade, compacting, curing at least for 28 days, etc. including cost and carriage of all materials, labour, water, electricity, other incidental cost etc. all complete as per design, drawing, specification &amp; directionn of E-I-C.</p>