WBPWRD/EE/DHHD/NIT-22/25-26/5

Wet Mix Macadam Base Course: Providing, Laying, Spreading and Compacting Graded Stone Aggregate to Wet Mix Macadam Specification including screening of aggregates and granular materials, premixing the material with water at OMC in Wet Mix Plant, carriage of mix material by tipper to site, laying in uniform layers with Paver in Sub-Base/ Base course on well prepared surface and compacting with Vibratory Roller to achieve the desired density, including supply of all materials, machinery, fuel and lubricants, including incidental cost for lighting , guarding, barricading, making earthen bundh to protect the edges including cost of quality control complete as per Clause 406 of Specifications for Road & Bridge Works of MoRT&H (5th Revision).

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. PCC Grade M-30. Using concrete mixer.

Supplying and Laying in the specified pattern of Interlocking Concrete Block Pavements (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 a 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 Annexure 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 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, leveling and filling up of the edge gap. 100 mm thick.M50 Grade. Grey.

GST @ 18.00% over Sl. No. 1 to Sl. No. 3

LWC @ 1.00% over Sl. No. 1 to Sl. No. 4

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