Emergent Patch Repairing work in streches between 10.50 kmp to 12.00 km and 6.20 km to 6.70 km of Amta Rajapur Dihibhursuit road of Amta Highway Sub-Division under Howrah Highway Division in the District of Howrah during the year 2026-27.

Picking up and removing old bituminous layer or sand sealing coat from old black topped surface and cleaning the exposed surface by scraping and stacking the material as directed. (a) By manual means (ii) From 50 mm to 100 mm thick.

Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with vibratory roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening / binding materials to fill up the interstices of coarse aggregate, watering including lighting, guarding, barricading and making necessary earthen bundh of one metre width on each side and preparing the bed by necessary cutting or filling, including cost of all materials and hire and labour charges of all men and machinery and compacting to the required density, as per Clause 404 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). Grading-II Aggregate (63 mm to 45 mm) Using Stone Screening Type B (11.2 mm)

Supplying and laying in the specification pattern of Interlocking Concrete Block pavement (ICBP) with concrete blocks (with concrete Grade as specifed as per table 1 of IS- 15658:2006) manufactured in steel mould clamped to a vibratory table by hydraulic pressure ( as per clause no. 6.30 of IRC : SP-63(2018). from BIS licensee manufacturer with spacer nib (small protruding profiles on the verticle face of a paver block used as a device for keeping minimum joint gap in between the paving block as per Cl No. 3.26 of IS -15658) and of specified size ans shape with aspect ratio ( the ratio of length to thk of a paver block as per Cl No. 3.3 of IS: 15658) as per Taable 2 of IS : 15658 with flextural 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 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 completing the edge with cuts block as per cl. Np 8.7 of IRC63(2018) with proper confinement of levelling and joint filling sand compaction, levelling and filling up of the edge gap. 100 mm thick. Grey.

Water Bound Macadam Sub Base by consolidating Jhama metal 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). For Construction of Sub Base by consolidating Jhama metal (63 mm to 45 mm) with moorum screening.

Restoration of rain cuts with soil, moorum gravel or a mixture of these, clearing the loose soil, benching for 300mm width laying fresh material in layers not exceeding 250 mm and compaction with plate compactor or power rammer to restore the original alignment, level and slopes as per drawings and technical specifications Clause 1902 for Rural Roads of MORD.

Dressing and chilchalling Road flanks including cutting and filling with earth up to 150 mm average thickness finished with outward cross-grade of 1 in 30.

GST @ 18.00% over Sl. No. 01 to Sl. No.07

LWC @ 1.00% over Sl. No.01 to 07