WBPW(ROADS)/ Sr. SE / NHC /NIT-05 (2nd CALL) /2025-2026/01

FLEXIBLE PAVEMENT

Patching of potholes by draining water, cutting the pothole area to rectangular shape with vertical edges, removing all loose materials, screening and stacking the same for reuse with new materials as per requirement, filling the pothole area with additional volume of crushed stone materials / laterite / Jhama / broken shingles / coated stones of Pakur variety etc. and screenings as applicable, and compacting the same with static roller as per Water Bound Macadam Specification, including cost of all materials and machineries. Using Grading-2 Pakur Variety Stone Aggregates (53mm to 22.4mm) & Type-B Stone Screening (11.20mm).

Repairing pot-holes and making up small depressions with ramming or power rolling including screening, cleaning chips or metals and washing, drying as necessary and eating the chips or metal where necessary, cutting pot holes to regular shapes with vertical edges, cleaning the disintegrated materials, heating matrix and applying tack coat ( including sides), finishing the top of repaired surface levelled with adjoining area, including cost and carriage of stone aggregates and matrix, excluding cost of applying tack coat. With premixed Pakur variety stone aggregates with 54 kg of bitumen (VG-30) per m3 of loose net volume of stone chips using Mobile HMP (Light Duty) ( The payment is to be made on the basis of loose net volume of stone materials consumed in the work)

Providing and laying Bituminous Profile Corrective Course using Mobile Hot Mix Plant (Light Duty) and using Pakur variety aggregates of Grading-2 of Table-33 premixed with 75kg of bitumen (VG-30) per cum, transported to site laid over a previously prepared surface at specified laying temperature to the required grade, level and alignment, as per specification to achieve the desired compaction including cost and carriage of stone materials and bitumen, hire charges of machinery and equipment, cost of fuel and lubricants and wages of operational staff, quality control complete as per direction of Engineer-in charge. Using Pakur variety stone aggregates. (Payment is to be made on finished Compacted Volume).

Providing and applying primer coat with SS-1 grade Cationic Bitumen Emulsion (PACKED) 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). over WBM / WMM Surface @ 0.85kg/sqm)

Providing and applying tack coat with RS-1 grade Cationic Bitumen Emulsion (PACKED) 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 to be treated with primer @ 0.250 kg per sqm.]

Providing and applying tack coat with RS-1 grade Cationic Bitumen Emulsion (PACKED) 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 to be treated with primer @ 0.275 kg per sqm.)

Providing & laying Semi-dense Bituminous Concrete (SDBC) as wearing coarse by Hot Mix Plant, using Pakur Variety coarse aggregates, fine aggregates, filler materials and binder (VG-30) 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. For Grading 1 (13mm nominal size, 40mm compacted thick ) Using Drum mix Type HMP of minimum capacity 60-90 TPH. Using Pakur variety stone aggregates.

ROAD FURNITURE WORKS

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).

Providing and erecting direction and place identification retro- reflectorised sign as per IRC :67 made of high intensity grade sheeting vide clause 801.3, fixed over aluminium sheeting, 2 mm thick with area exceeding 0.9 sqm supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm, 2 Nos. firmly fixed to the ground by means of properly designed foundation with M 15 grade cement concrete 45 cm x 45 cm x 60 cm, 60 cm below ground level as per approved drawing and Clause 801 of Specifications for Road & Bridge Works of MoRT&H (5th Revision).

Providing and fixing of retro- reflectorised cautionary, mandatory and informatory sign as per IRC :67 made of high intensity grade sheeting vide clause 801.3, fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 45 cm x 45 cm x 60 cm, 60 cm below ground level as per approved drawing and Clause 801 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). 90 cm equilateral triangle.

Providing and fixing of retro- reflectorised cautionary, mandatory and informatory sign as per IRC :67 made of high intensity grade sheeting vide clause 801.3, fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 45 cm x 45 cm x 60 cm, 60 cm below ground level as per approved drawing and Clause 801 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). 60 Cm x 45 Cm rectangular

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 10 mm and shall not exceed 20 mm, width shall not exceed 130mm and with minimum reflective area of 13 sq.cm. on each side and slope to the base shall be 35 ± 5 degree. 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.

Providing and erecting a "W" metal beam crash barrier comprising of 3 mm thick corrugated sheet metal beam rail, 70 cm above road/ground level, fixed on ISMC series channel vertical post, 150 x 75 x 5 mm spaced 2 m centre to centre, 1.8 m high, 1.1 m below ground/road level, all steel parts and fitments to be galvanized by hot dip process, all fittings to conform to IS:1367 andIS:1364, metal beam rail to be fixed on the vertical post with a spacer of channel section 150 x 75 x 5 mm, 330 mm long complete as per Clause 811.3 of Specifications for Road & Bridge Works of MoRT&H (5th Revision).

MAINTENANCE OF EXISTING FLANK & HARD SHOULDER

Construction of subgrade and earthen shoulders with approved material obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacted to meet requirement of Table 300.2 and land arranged by the contractor with lead upto 2000 m as per Technical Specification Clause 303.1 for Rural Roads of MORD. (pre work post work measurement) Cost of Earth @ Rs. 25.00/m3, Royalty charge on earth @ Rs. 29.00/m3 & cess charges @ 5.30 /m3 as per Govt. notification has been included in the rate which will be paid on production of necessary documents in support of payments made towards the royalties and cess.

Construction of subgrade and earthen shoulders with approved material obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacted to meet requirement of Table 300.2 with lead upto 1000 m as per Technical Specification Clause 303.1 for Rural Roads of MORD. (Borrow pit /pre work post work measurement)

Box cutting or filling in Road embankment in all sorts of soil including spreading the spoils properly over the flank as necessary or on berm to approximate grade & camber and rolling the sub-grade with power roller to proper camber and grade as per direction and satisfaction of Engineer-in-charge including uprooting and removing plants and jungles when and where necessary. Depth up to 150 mm.

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. Using 1.09 m3 of jhama metal and 0.26 m3 of moorum screening per m3 of compacted volume.

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