WBPW(R)D/NIT- 24 of SE/WHC-I/2025-2026/1

Clearing and grubbing road land including uprooting wild vegetation, grass, bushes, shrubs, saplings and trees of girth upto 300 mm, removal of stumps of such trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, upto a lead of 1000 m including removal and disposal of top organic soil not exceeding 150 mm in thickness as per Technical Specifications Clause 201 for Rural Roads of MORD. By Mechanical Means In area of non-thorny jungle

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. By mechanical means (Without milling machine): From 25 mm to 50 mm thick.

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). Without stacking. 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 & 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 Bituminous Surface Using Cationic Bitumen Emulsion (R.S.-I grade bulk) @ 0.250 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

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 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, 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. 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, Cement /Hydrated Lime /Rock dust @ 44.00 Kg/m³& Bulk bitumen (VG-40 bulk) @ 111.00 Kg./m³

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. Excluding cost of applying tack coat using cationic bitumen emulsion. For Grading 2 (10 mm nominal size, 25 mm thick.) Using Batch Type HMP of minimum capacity 100-120 TPH. Tentative stone materials required per m³ of compacted volume: 11.2mm size chips @ 0.1462 m³/m³, 5.6 mm size chips @ 0.8769 m³/m³, stone dust with grit @ 0.4092 m³/m³, Lime stone dust @ 44.00 Kg/m³ & Bulk bitumen (VG-40) @ 115.00 Kg./m³

Supplying & providing and laying Mastic asphalt wearing course with paving grade bitumen meeting the requirements given in table 500-29 using approved coarse aggregate, fine aggregate, filler material and bitumen, prepared by using Mastic cooker including cost and carriage of all ingredients, cost of heating aggregates and binder, mixing in specified proportions conforming to approved Job Mix Formula and laid to required level and slope after cleaning the surface, compacting, sealing the construction joints and surface finishing conforming to specifications including providing antiskid surface with bitumen pre-coated fine-grained hard stone chipping of 13.2 mm nominal size at the rate of 0.005 cum per 10 sqm and at an approximate spacing of 10 cm center to center in both directions, pressed into surface when the temperature of surfaces not less than 100°C, protruding 1 mm to 4 mm over mastic surface, including the hire charges of all tools and plants and machinery, pay of operators, cost of fuel and lubricants and all other incidental charges and quality control all complete as per Clause 516 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). 25 mm thickness Tentative materials required per m² area: 13.2mm size chips @ 0.0005 m³/m², 11.2mm size chips @ 0.0079 m³/m², 5.6mm size chips @ 0.0079 m³/m², Medium sand/Stone dust with grit @ 0.0111 m³/m², bitumen (VG-30 bulk) @ 0.0143 Kg./m², bitumen (10/20 grade packed) @ 5.71 Kg./m² & Lime stone powder @ 10.29 Kg./m².