WBPWRD/EE/BHD/NIT-01/26-27/02

Supplying and Laying in the specifiedc pattern of interlocking concret block pavement (ICBP) with concrete blocks (with concrete grade as specified as per Table 1 of IS : 15658:2006) manufactured in steel mould clamped to a vibrating table by hydraulic pressure (as per cl. no. 6.30 of IRC :SP:63 (2018), from BIS licensee manufacturer, with spacer nib (Small protruding profiles on the vertical face of paver block used as a device for keeping minimum joint gap in between the paving blocks, as per CL.No 3.26 of IS:15658) and of specified size and shape with aspect ratio (The ratio of length to thickness of a paver block, as per Cl. No. 3.3 of IS:15658) as per table 2 of IS : 15658 with flexural strength / breaking load as per Annexture G of IS:15658, on the prepared base course of specified CBR as per Table 1 of IRC SP 63 (2018) or else as mentioned in design and drawing with a cushion of compacted bedding sand of 25-35 mm thick (grading of the bedding sand as per clause 6.5.1 of IRC SP-63) and filling up the gaps in between paver blocks with joint filling sand (the grading of the joint filling sand will be as per clause 6.5.2 of IRC SP 63) and completing the edges with cut blocks as per Cl. No. 8.7 of IRC SP-63 (2018) with proper confinement of bedding and joint filling sand, compaction, levelling and filling up of the edge gap. 100 mm thick. Grey

Supplying, spreading and compacting fine Sand to required thickness, in layers not exceeding 150 mmto proper gradient and camber, inundating each layer by water and packing and ramming layer by layer to achieve desired compaction, including lighting, guarding, barricading and making adequate earthen bundh where necessary, curing with water as per direction, mending cracks and depressions by ramming wherever necessary.

Plain / Reinforced Cement Concrete in Open foundation with or without reinforcements, in any part of foundation of bridges / culverts with graded stone chips of appropriate nominal sizes, including screening and cleaning of coarse aggregates, fine aggregate (sand) conforming to proper grading zone, both of approved quality and cement, as necessary, cost of curing with water, including cost and carriage of all materials and including preparation of design mix, approval of the same by the Engineer-in-Charge, cost for quality control, sampling, testing etc. including cost of formwork but excluding reinforcement complete as per drawing and technical specifications. A PCC Grade M25 (With Pakur Variety Stone ) Using concrete mixer.

SUB TOTAL

G.S.T. @ 18% as applicable

Labour Welfare Cess @ 1%