WBPW(R)D/NIT- 25 of SE/WHC-I/2025-2026/1

Earthwork in cutting to form road section in correct profile including removal of spoils not exceeding initial lead of 50m and initial lift of 1.5m (Mode of measurement: pre works and post works). In mixed soil (i,e. clay mixed with kankar, pebbles, moorum etc.)

Supplying, spreading and compacting Medium Sand to required thickness, in layers not exceeding 150 mm to 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. The compaction factor for dry, clean sand may be taken as 0.835. (The payment is to be made on the basis of the finished compacted volume.)

Construction of granular sub-base by providing graded material, mixing in Wet Mix Plant at OMC, carriage of mixed material to work site, spreading in uniform layers with Motor grader on prepared surface in proper grade and camber, compacting with vibratory power roller to achieve the desired density, including lighting, guarding, barricading, including cost of all materials, machinery, tools and plants and cost of quality control complete as per Clause 401 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). Grading – III Tentative materials required per m³ of compacted volume: 26.5 mm. aggregates @ 0.4480 m³/m³, 5.6 mm aggregates @ 0.5760 m³/m³ & sand @ 0.2560 m³/m³.

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 mixed 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 costs 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). Tentative materials required per m³ of compacted volume: 26.5 mm aggregates @ 0.3960 m³/m³, 13.2 mm aggregates @ 0.2640 m³/m³, 5.6 mm aggregates @ 0.3564 m³/m³ & Stone dust @ 0.3036 m³/m³.

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 1568:2006) 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 keep 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 thicknees of a paver block, as per Cl.No. 3.3 of IS:15658) as per Table 2 of IS:15658 with flexural strength/bracking load a 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 as per 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 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. Grey. 120 mm thick.

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 M30 Mobile Concrete Batching Plant (15cum/hr.)

Supplying & providing and applying primer coat with Cationic Bitumen Emulsion of approved grade conforming to IS: 8887-1978 and requisite quantity on prepared surface of granular base including cleaning of road surface and spraying primer using Mechanical means including cost and carriage of bitumen emulsion and all other incidental costs of work complete as per Clause 502 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). For WBM / WMM Surface: Using Cationic Bitumen Emulsion (S.S.-I grade bulk) @ 0.85 Kg./m²

Supplying & providing and applying tack coat with Cationic Bitumen Emulsion of approved grade conforming to IS: 8887-1978 on the prepared surface cleaned with Hydraulic broom, moistening the surface including cost and carriage of emulsion, hire charges of machinery and labour, cost of fuel and lubricants all complete as per Clause 503 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). On Granular surfaces treated with primer Using Cationic Bitumen Emulsion (R.S.-I grade bulk) @ 0.275 Kg./m²

Supplying & providing and applying tack coat with Cationic Bitumen Emulsion of approved grade conforming to IS: 8887-1978 on the prepared surface cleaned with Hydraulic broom, moistening the surface including cost and carriage of emulsion, hire charges of machinery and labour, cost of fuel and lubricants all complete as per Clause 503 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). On Bituminous Surface Using Cationic Bitumen Emulsion (R.S.-I grade bulk) @ 0.250 Kg./m²

Providing and laying dense bituminous macadam with Hot Mix Plant using crushed aggregate of specified grading, filler (Cement/Hydrated lime/Rock dust) premixed with bituminous binder of approved grade @ 4.0% (min) for Grading-1 and 4.5% (min) for Grading-2 by weight of total mix as per table 500-10 and mix design done as per table 500-11 and Job Mix Formula as per clause 505.3.3 of MORT&H (5th Revision), including screening, cleaning of chips, transporting the hot mix to work site, laying the mixed materials at specified laying temperature, as specified in Table 500-2 with a hydrostatic paver finisher with sensor control to the required grade, level and alignment over prepaired surface coated with tack coat, rolling with sm ooth wheeled and vibratory or tandem rollers or with a pneumatic tyre roller of 12 to 15 tonne weight with a tyre pressure of at least 0.56mpa, to achieve the desired density as per clause 505.3.5, all including cost and carriage of bitumen, crushed aggregates, filler materials and hire charges of machinery and equipment for construction and quality control complete as per Clause 505 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). Excluding cost of applying tack coat using cationic bitumen emulsion @ 0.25Kg./m² For Grading 2 (26.5 mm nominal size, 50-75 mm thick.) Using Batch Type HMP of minimum capacity 100-120 TPH. Tentative stone materials required per m³ of compacted volume: 26.5 mm size chips @ 0.2197 m³/m³, 22.4mm size chips @ 0.2197 m³/m³, 11.2mm size chips @ 0.3662 m³/m³, 5.6mm size chips @ 0.2197 m³/m³, stone dust with grit @ 0.4394m³/m³, Hydrated Lime @ 44.00 Kg/m³& Bulk bitumen (VG-40 bulk) @ 111.00 Kg./m³

Providing and laying bituminous concrete with Hot Mix Plant using crushed aggregates, filler materials (Cement/Hydrated lime/Rock dust) and premixed with bituminous binder of specified grading @ 5.2% (min) for Grading-1 and @ 5.4% (min) for Grading-2 as per table 500-17 and mix design done as per table 500-10 and Job Mix Formula as per clause 505.3.3, including screening, cleaning of chips and preparing a uniform and quality mix, transporting the hot mix to work site, laying the mixed materials at specified laying temperature, as specified in Table 500-2 with a hydrostatic paver finisher with sensor control to the required grade, level and alignment over prepaired surface coated with tack coat, rolling with smooth wheeled and vibratory or tandem rollers or with a pneumatic tyre roller of 12 to 15 tonne weight with a tyre pressure of at least 0.56mpa, to achieve the desired density as per clause 505.3.5, including cost and carriage of bitumen, crushed aggregates, filler materials and hire charges of machinery and equipment for construction and quality control complete as per Clause 507 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). Excluding cost of applying tack coat using cationic bitumen emulsion @ 0.275Kg./m² For Grading 2 (13.2 mm nominal size, 30-40 mm thick.) Using Batch Type HMP of minimum capacity 100-120 TPH. Tentative stone materials required per m³ of compacted volume: 13.2 mm size chips @ 0.2959 m³/m³, 11.2mm size chips @ 0.2959 m³/m³, 5.6 mm size chips @ 0.2959 m³/m³, stone dust with grit @ 0.5919 m³/m³, Hydrated Lime @ 45.00 Kg/m³ & Bulk bitumen (VG-40) @ 137.00 Kg./m³

Water Bound Macadam Sub Base by consolidating Jhama metal / Laterite chelly or stone metal / shingles 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). (With Stacking) For Construction of Sub Base by consolidating Jhama metal (63 mm to 45 mm) with moorum screening : Using 0.26 m³ moorum /1.09 m³ of Jhama metal

Road Marking with Hot Applied Thermoplastic Compound with Reflectorising Glass Beads on Bituminous Surface Supplying & providing and laying of hot applied thermoplastic compound 2.5 mm thick including reflectorising glass beads @ 250 gms per sqm area, thickness of 2.5 mm is exclusive of surface applied glass beads as per IRC:35. The finished surface to be level, uniform and free from streaks and holes complete as per Clause 803 of Specifications for Road & Bridge Works of MoRT&H (5th Revision).

Supplying & fixing of Raised pavement Markers/Road Studs/Cats eye made of polycarbonate moulded body and reflective panels with micro prismatic lens capable of providing total internal reflection of the light entering the lens face which shall support a load of 13635 kg tested in accordance to ASTM D 4280 Type H and complying to clause no 804 of MoRT& H’s specification for Road & Bridge works (Fifth Rev.). Marker height shall not be less than 10mm and shall not exceed 20mm, width shall not exceed 130 mm and with minimum reflective area of 13 sq.cm on each side and slope to the base shall be 35 ± 5 degre. Fixing will be without nails but by using epoxy resin based adhesive as per manufacturer’s recommendation including site clearance etc. and complete as directed by the Engineer in Charge. The contractor will have to provide a test certificate from a reputable national/ international laboratory conforming the above specifications.

GST @ 18% on Item no 1.00 to 1.14

Labour Welfare Cess @ 1% on Item no 1.00 to 2.00

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