WBPW(R)D/NIT- 6 of SE/WHC-I/2023-2024/1

PART-A) ROAD WORKS 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. (II) By Mechanical Means a) In area of non-thorny jungle.

Construction of embankment with approved material obtained from borrow pits land owned/arranged by the agency at his own cost with a lift upto 1.5 m, transporting to site, spreading, grading to required slope and compacting to meet requirement of Tables 300.1 and 300.2 with a lead upto 1000 m as per Technical Specification Clause 301.5 for Rural Roads of MORD. (Mode of measurement: pre works and post works) A) With Borrow Pit Earth.

Construction of Embankment with Material Obtained from Borrow Pits Construction of embankment with approved material obtained from borrow pits land owned/arranged by the agency at his own cost with a lift upto 1.5 m, transporting to site, spreading, grading to required slope and compacting to meet requirement of Tables 300.1 and 300.2 with a lead upto 1000 m as per Technical Specification Clause 301.5 for Rural Roads of MORD. (Mode of measurement: pre works and post works) (Royalty charge on earth @ Rs. 29.00 /m³ and cesses charges @ 5.30 /m³ will be deducted from the bill amount if the contractor not able to produce necessary documents in support of payment made towards the royalties). Carriage upto total lead of 2.00 Km.

A. Plant Mix Method: 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). GSB Grading-V. Tentative materials required per m³ of compacted volume: 37.5 mm aggregates @ 0.2560 m³/m³, 22.4 mm aggregates @ 0.2560 m³/m³, 11.2 mm aggregates @ 0.1920 m³/m³, 5.6 mm aggregates @ 0.3200 m³/m³ & sand @ 0.2560 m³/m³.

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 0.26 m³ moorum /1.09 m³ of Jhama metal

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 & providing and applying primer coat with Cationic Bitumen Emulsion (SS-1 Bulk) 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.-1 grade bulk) @ 0.85 Kg./m²

On Granular surfaces treated with primer Using Cationic Bitumen Emulsion (R.S.-1 grade bulk) @ 0.275 Kg./m²

On Bituminous Surface. Using Cationic Bitumen Emulsion (R.S.-1 grade bulk) @ 0.250 Kg./m²