West Bengal Housing Infrastructure Development Corporation Limited Tender

Supplying and laying in the specified patteren of Interlocking Concrete Block Pavement (ICBR) with concrete blocks (with concrete grade as specified as per table 1 of IS 15658 : 2006) manufactured 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 flextural 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 the edge gap. 100 mm thick Grey

Providing & laying Semi-dense Bituminous Concrete (SDBC) as wearing coarse by Hot Mix Plant, using coarse aggregates, fine aggregates, filler materials and binder of required specification and grading as per approved job mix formula, over thoroughly cleaned surface coated with tack coat, including screening, cleaning of aggregates, mixing the components as per approved Job Mix Formula with hot binder, carrying the mixture by tipper truck or any other approved suitable arrangements, laying the mixture uniformly, maintaining the specified laying temperature, thorough rolling with power roller with necessary hand packing and pinning to give an uniform surface to achieve the desired density of at least 98% of that of Laboratory Marshall specimen, including the cost and carriage of aggregates, filler and binder, heating the binder, preheating the aggregates, and filler to the specified temperature, including the hire charges of Hot Mix Plant and other machineries, pay of operators, cost of fuel and lubricants and all other incidental charges complete. B. For Grading 2 (10 mm nominal size, 25-30 mm thick.) (iii) Using Drum mix Type HMP of minimum capacity 40-60 TPH. For 25mm Compacted thickness

Add CGST @9% of total amount to Rs.404499.56

Add SGST @9% of total amount to Rs.404499.56

Add Construction Cess @1% of total amount to Rs.404499.56