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| 1 | Scarifying the existing granular road surface to a depth of 50mm and disposal of scarified material within all lifts and leads upto 1000 meters.(ii) Mechanical means using Hydraulic excavator |
| 2 | Build Up Spray GroutProviding, lalng and rolling of built-up-spray grout layer over prepared base consisting of a two layer composite construction of compacted crushed coarse aggregates using motor grader for aggregates. key stone chips spreader may be used with application of bituminous binder after each layer, and with key aggregates placed on top of the second layer to serve as a Base conforming to the line, grades and cross-section specified, the compacted layer thickness being 75 mm |
| 3 | Filling Pot-holes and Patch repairs with open graded Premix surfacing, 20mm. (Removal of all failed material, trimming of completed excavation to provide firm vertical faces, cleaning of surface, paintaing of tack coat on the sides and base of excavation as per clause 503, back filling the pot holes with hot bituminous material as per clause 511, compacting, trimming and finishing the surface to form a smooth continuous surface all as per clause 3004.2 |
| 4 | Seal Coat (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 |
| 5 | Construction of Subgrade and Earthen Shoulders with Material Obtained from Borrow Pits (Construction of subgrade and earthen shoulders with approaved material obtained from borrow pits with all lifts & leads, transporting to site, spreading, grading to required slope and compacted to meet requirement of table no. 300-2) |
| 6 | Granular Sub-Base with close graded material (Table:-400-1), By mix in Place Method (Conctruction of granular sub-base by providing coarse graded material, spreading in uniform layers with motor grader on prepared surfaced, mixing by mix in place method with rotavator at OMC and compacting with vibratory roller to achieved the desired density, complete as per clause 401(I.R.C Grade-III)) |
| 7 | Water Bound Macadam (Providing,laying, spreading and compacting graded stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with 3 wheeled steel/ vibratory roller in stages to proper grade and camber, applying and brooming requsite type of screening/ binding materials to fill up the interstices of coarse aggregate, watering and compacting to the required density.A) By Manual Means (ii) Grading-II (Aggregate size- 53mm to 22.4mm) (a) Using Screening Crushable type such as Moorum or Gravel |
| 8 | Prime Coat on WMM/WBM ( Providing and applying primer coat with bitumen emulsion on prepared surface of granular base including clearing of road surface and spraying primer at the rate of 0.70 kg/sqm using mechanical means.) |
| 9 | Tack Coat on Granular surfaces treated with primer (Providing and applying tack coat with bitumen emulsion using emulsion pressur distributor@ 0.25 kg/sqm on the prepared bituminous/granular surface cleaned with mechanical broom.) |
| 10 | Open-Graded Premix Surfacing (Providing, laying and rolling of open-graded premix surfacing of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates using Viscocity grade bitumen 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 capacity, finished to required level and grades.)(ii) Case-II: Using Penetration grade bitumen and Hot Bitumen Mixer 0.5 Cum |
| 11 | Tack Coat on bituminous surfaces (Providing and applying tack coat with bitumen emulsion using emulsion pressur distributor@ 0.20 kg/sqm on the prepared bituminous surface cleaned with mechanical broom.) |
| 12 | Close-Graded Premix Surfacing/ Mixed Seal Surfacing (Mechanical means using HMP of appropriate capacity not less than 75 tonns/hour. Providing, laying and rolling of close-graded premix surfacing material of 20 mm thickness composed of 11.2 mm to 0.09 mm (type-a) or 13.2 mm to 0.09 mm (Type-b) aggregates using penetration grade bitumen 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 capacity, and finishing to required level and grade.)(ii) Type- A |
| 13 | Maintenance of Earthen Shoulder (filling with fresh soil) (Making up loss of material/ irregularities on shoulder to the design level by adding fresh approved soil and compacting it with appropriate equipment.) |
| 14 | Hill side Drain Clearance,Removal of earth from the choked hill side drain and disposing it on the valley side manually. |
| 15 | 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. |
| 16 | Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, saplings and trees girth up to 300mm, removal of stumps of trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, up to a lead of 1000 meters including removal and disposal of top organic soil not exceeding 150 mm in thickness. (i) (By manual means) A) In area of light jungle |
| 17 | Excavation for structure (Earth Work in excavation of foundation for structures complete as per drawing and technical specification, including setting out, construction of shoring and bracing, removal od stumps and other deleterious material, dressing of sides and bottom, backfilling the excavation earth to the extent required and utilizing the remaining earth locally for road workwith approved material.I) Ordinary soil (A) Manual Means (i)Depth upto 3 m |
| 18 | PCC 1:3:6 in Foundation (Plain cemnet concrete 1:3:6 mix with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days.) |
| 19 | Stone masonry work in Cement Mortar 1:3 for substructure complete as per drawing and Technical specifications (A) Random Rubble Masonry |
| 20 | Providing weep holes in brick masonary/ plain/ Reinforced concrete abutment, wing wall/return wall with 100mm dia AC pipe, extending through the full width of the structure with slope of 1 V:20H towards drawing foce. Complete as per drawing anf Technical specification. |
| 21 | Providing and laying of Filter media with granular materials/ stone crushed aggregates satisfying the requirements laid down in clause 204.2.2 of MoRTH specification to a thickness of not less than 600 mm with smaller size towards the soil and bigger size towards the wall and provided over the entire surface behind abutments, wing wall and return wall to the full height compacted to a firm condition complete as per drawing and technical specification |
| 22 | Laying Reinforced Cement Concrete Pipe NP3/prestressed concrete pipe on first class bedding in single row. (Laying Reinforced Cement Concrete Pipe NP3/prestressed concrete pipe 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 masonary works in head walls and parapets.) NP-4 Pipe (ii) 1200 mm dia |
| 23 | Backfilling behind abutment, wing wall and return wall complete as per drawing and technical specificationA) Granular material |
| 24 | Gabion Structure for retaining Earth (Providing and construction of a gabion structure for retaining earth with segments of wire crates of size 7 m x 3 m x 0.6 m each divided into 1.5 m compartments by cross netting, made from 4mm galvanized steel wire @ 32 kg per 10 sqm having minimum tensile strength of 300 Mpa conforming to IS:280 and galvanizing coating conforming to IS:4826, woven into mesh with double twist, mesh size not exceeding 100 x 100 mm, filled with boulders with least dimension of 200 mm, all loose ends to be tied with 4 mm galvanised steel wire |
| 25 | Construction of Embankment with material obtained from Borrow Pits ( Construction of embankment with approved material obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacting to meet requirement of table 300-2) |
| 26 | Excavation for structure (Earth Work in excavation of foundation for structures complete as per drawing and technical specification, including setting out, construction of shoring and bracing, removal od stumps and other deleterious material, dressing of sides and bottom andbackfilling with approved material.I) Ordinary soil (A) Manual Means (i)Depth upto 3 m |
| 27 | Plain / Reinforced cement concrete in Open foundation complete as per drawing and technical specification, A PCC Grade M-15 using batching plant & Manual placing |
| 28 | Supplying, fitting and placing un-coated HYSD bar Reinforcement in foundation in foundation complete as per Drawing and Technical specification |
| 29 | Plain / Reinforced cement concrete for wall & slab etc. complete as per drawing and technical specification, C RCC Grade M-30 using batching plant, transit mixer & concrete pump |
| 30 | Backfilling behind abutment, wing wall and return wall complete as per drawing and technical specificationA) Granular material |
| 31 | Painting Two Coats on New Concrete Surfaces (Painting two coats after filling the voids with synthetic enamel paint in all shades on new plastered concrete surfaces) |
| 32 | Road Marking with Hot Applied Tharmoplastic Compound with Reflectorising Glass Beads on Bituminous Surface (Providing and laying of hot applied tharmoplastic 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 is to be level, uniform and free from streks and holes.) |
| 33 | Road Delineators (Supplying and installation of delineators (road way indicators, hazard makers, object markers), 80-100 cm high above ground level, painted black and white in 15 cm wide stripes, fitted with 80 x 100 mm rectanular or 75 mm dia circular reflectorised panels at the top, buried or pressed into the ground and confirming to IRC-79 and the drawings.) |
| 34 | Road Markers / Road Stud with lense reflector (Providing and fixing of road stud 100 x 100 mm, die cast in aluminium, resistant to corrosive effect of salt and grit, fitted with lense reflectors, installed in concrete or asphaltic surface by drilling hole 30 mm upto a depth of 60 mm and bedded in a suitable bituminous grout or epoxy mortar, all as per BS 873 part 4:1973) |
| 35 | Metal Beam Crash Barrier A Type- A, \"W\" : Metal Beam Crash Barrier (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 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 galvanised by hot dip process, all fittings to conform to IS:1367 and IS: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) |
