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| 1 | Road Work |
| 2 | Providing, laying, spreading and compacting and stone aggregate of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with power roller 8-10 tones in stages to proper grade and camber, applying and brooming requisite interstices of coarse aggregates, watering and rolling making necessary earthen bund to protect edges, lighting guarding, barricading and maintenance of diversion etc. ByManual Means. I.R.C. Grade-III |
| 3 | Providing and applying primer coat with bitumen emulsion on prepared surface of granular Base including clearing of road surface and spraying primer using mechanical means. (A) On WBM;/WMM surface @ 0.70- 1.00 kg/Sqm. As per clause 502 of Ministry of Road Transport & Highways Specifications for Road and Bridge Works (Fifth Revision) |
| 4 | Providing and applying tack coat with bitumen emulsion using emulsion pressuring distributor method on cleaned granular surface pre treated with primer coat @ 0.25-0.30 kg/sqm as per clause 503 of Ministry of Road Transport & Highways specification for road and bridges works (fifth revision) |
| 5 | Providing and laying and rolling of open-graded premix surfacing of 20 mm thickness composed of13.2 mm to 5.6 mmaggregates either using penetration grade bitumen or cutback or emulsion to the required line, grade and level to serve as wearing course on a previously prepared base including mixing in a suitable Plant and rolling with smooth wheeled rollers 8-10 tonne capacity, and finishing to required level and grade. (A) Mechanical method using penetration grade bitumen and HMP of appropriate capacity not less than 75 tonne/hour |
| 6 | Providing and laying seal coat sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using Type A and B seal coats. (i) Case - I : Type A |
| 7 | Cleaning the existing WBM road surface including removal of binding material and other foreign matter with wire brushes and small picks, sweeping with brooms or soft brushes and finally dusting with old gunny bags and/or compressed air to receive bituminous |
| 8 | Scarifying including picking up scarified material and stacking of old serviceable material within a lead of 100m. (a) Top bituminous surface of surface dressing or premix carpet |
| 9 | Hill side drain clearance, removal of earth from the choked hill side drains and disposal it on the valley side manually |
| 10 | Land Slide Clearance in soil Clearance of land slides in soil and ordinary rock by a bulldozer D 80 A-12, 180 HP and disposal of the same on the valley side. |
| 11 | Clearing grass and removal of rubbish upto a distance of 50 meters outside the periphery of area cleared (By manual means) |
| 12 | Culvert Work |
| 13 | Earth work in excavation of foundation of structures as per drawing and Technical Specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom, backfilling the excavated earth to the extent required and utilising the remaining earth locally for road work.b. Mechanical Means (Depth upto 3 m ) |
| 14 | Earth filling with surplus soil excavated from foundation and taken only from outside of building plinth in 15 cm layers, including ramming, watering and consolidation lead 30 meters (i) ordinary soil |
| 15 | Providing NP-4 1000mm dia |
| 16 | Laying reinforced cement concrete pipe NP4/Prestressed Concrete Pipe on First Class Bedding in Single Row. (Cost of NP-4 pipe to be paid separately) Laying Reinforced cement concrete pipe NP4/prestressed concrete pipe for culvert on first class bedding of granular material in single row including fixing collar with cement mortar 1:2 but excluding excavation, protection works, backfilling, concrete and masonry works in head walls and parapets. (A) 1000 mm dia. |
| 17 | Plain cement concrete, M15 mix with stone aggregate 20mm, nominal size mechanically mixed and vibrated in foundation up to 1.5 m below ground/bed level and or1.5m above ground/bed level i/c formwork. |
| 18 | Random rubble masonry (uncoursed) in cement sand mortar 1:3 in foundation upto a depth of 1.5m and 1.5m above ground/bed level |
