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| 1 | Clearing and Grubbing Road LandClearing and grubbing road Iand including uprooting wild vegetation, grass. bushes. shrubs. saplings and trees ofgirth upto 300 mn,removal of stumps ol strech trees cut earlier and disposal ofunserviceable materials and stacking ofserviceable material to be used or auctioned. upto a lead of 1000 m including removal and disposal oftop organic soil not exceeding 150 mm in thickness as per MoRT&H Technrcal Specification clause 201.(i) By Manual Means:- (A) In area of light jungle |
| 2 | Surface Drains in Ordinary Soil.Construction of unlined surface drains of average cross-sectional area 0.4 sqm in ordinary soil to specified lines, grades, levels and dimensions as per MoRT&H Technical Specification clauses of section 300. Excavated material to be used in embankment with a lift upto 3 m and lead of 50 m (average lead 25 m). |
| 3 | Water Bound Macadam Sub-Base:Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in unifrom thickness, hand picking, rolling with three wheel 80-100 KN static roller/ vibratory roller in stages to proper grade and camber, applying and brooming, stone screening and binding materials to fill up the interstices of course aggregate, watering and compacting to the required density as per MoRT&H Technical Specification clauses 404.3. WBM Grading III (A) By manual means |
| 4 | Bituminous MacadamProviding and laying bituminous macadam with 40-60 TPH hot mix plant producing an average output of 50 tonnes per hour using crushed aggregates of specified grading premixed with bituminous binder, transported to site, laid over a previously prepared surface with paver finisher to the required grade, level and alignment and rolled as per uses 501.6 and 501.7 to achieve the desired compaction as per MoRT&H Technical Specification Clause 504. |
| 5 | Open Graded Premix Surfacing: Providing, laying and rolling of open graded premix surfacing of 20mm thickness of 13.2 mm to 5.6 mm aggregates either using viscosity grade bitumen or cut back or emulsion to required line, grade and level to serve as wearing course on a previously prepared base, including mixing in a suitable plant, laying and rolling with a smooth wheeled roller 8-10 tonne capaacity, finishing to required level and grades as per MoRT&H technical specification Clause 511.Case-i: Mechanical method using viscosity grade bitumen and HMP of appropriate capacity not less than 75 tonne/hour - Bitumen of VG-30 |
| 6 | Prime Coat: Providing and applying primer coat with bitumen emulsion (SS-1) on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 0.6 kg/sqm using mechanical means as per MoRT&H Technical Specification Clause 502. |
| 7 | Tack Coat: Providing and applying tack coat with bitumen emulsion (RS-1) using emulsion pressure distributor at the rate of 0.20 kg per sqm on the prepared bituminous / granular surface cleaned with Hydraulic broom as per MoRT&HTechnical Specification Clause 503. |
| 8 | Seal Coat Case-I: Type AProviding and laying seal coat sealing the voids in a bituminous surface laid to the specifed levels, grade and cross fall using Type A seal coats as per MoRT&H Technical Specification Clause 513.(I) Bitumen of VG-30 |
| 9 | Maintenance of earthern shoulder (filling with fresh selected soil)Making up loss of material / irregularities of shoulders to the design level by adding fresh selected soil and compacting it with appropriate equipment at OMC upto a lead of 1000m as per MoRT&H technical specification clause 3003. |
| 10 | Restoration of Rain Cuts :- Restoration of rain cuts with soil, moorum gravel or a mixture of these, clearing the loose soil, benching for 300 mm width laying fresh material in layers not exceding 250 mm and compaction with plate compactor or power rammer to restore the original alignment, level and slopes as per drawing and MoRD technical specification Clause 1902 (A). Manual Means |
