PDNA/ Dhubri /08

Restoration of Road: 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 Specification Clause 201.

Construction of embankment with approved material obtained from borrow pits with a liftupto1.5m, transporting to site, spreading, grading to required slope and compacting to meet requirement of Tables300.1and 300.2 with a lead upto 1000 m as per Technical Specification Clause 301.5. (I) Private Land

Constructionof subgrade and earthen shoulders with approved material obtained from borrow pits with all lifts and leads, transporting to site,spreading, grading to required slope and compacted to meet requirement of Table300.2 with lead upto 1000 m as per Technical Specification Clause 303.1. (I) Private Land

Furnishing and laying of the live sods of perennial turf forming grass on embankment slope, verges or other locations shown on the drawing or as directedby theEngineer includingpreparationofground, fetchingof sods and watering as per Technical Specification Clause 309

Construction of granular sub-base by providing well graded material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with smooth wheel roller to achieve the desired density, complete as per Technical Specification Clause 401.(ii) For Grading II Material

WBM Grading 2-Using stone screening Type-B 11.2 mm for Gr.II: Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100 kN in stages to proper grade and camber, applying and brooming, stone screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 2 as per Technical Specification Clause 405.(A) By Manual Means, Gr II

WBM Grading 3-Using stone screening Type-B 11.2 mm for Gr.III: Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with smooth wheel roller 80-100 kN in stages to proper grade and camber, applying and brooming, stone screening to fill-up the interstices of coarse aggregate, watering and compacting to the required density Grading 3 as per Technical Specification Clause 405.(A) By Manual Means, Gr III

Providing and applying primer coat with Bitumenemulsion(SS-1) on prepared surface o fgranula rbase including cleaning of road surface and spraying primer at the rate of 1.2-1.5 kg/sqm using mechanical means as per Technical Specification Clause 502.

Providing and applying tack coat with Bitumen emulsion(RS-1) using emulsion distributor at the rate of 0.25 to 0.30kg per sqm on the prepared dry and hungry bituminous surface cleaned with Hydraulic broom as per Technical Specification Clause 503.

Providing, laying and rolling of open-graded premix carpet of 20mm thickness composed of 13.2mm to5.6mm aggregates either using penetration grade bitumen or emulsion to required line, grade and level to serve a swearing course on apreviously prepared base, including mixing in a suitable plant, laying and rolling with a three wheel 80-100 kN static roller capacity, finished to required level and grades to be followed by seal coat of either Type AorType B orType C as per Technical Specification Clause 508. Case - I: By Manual Means i) Bitumen (S-90)

Providing and laying seal coat sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall usingTypeA, Type Band Type C as per Technical Specification Clause 510 A By Manual Means. Case - I : Type A

Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3 fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 801 (ii) 600mm equilateral triangle

Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3 fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 801 (iii) 600mm circular

Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3 fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron post 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 450 mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 801 (iv) 800mm x 600mm rectangular

Providing and erecting direction and place identification retro-reflectorised sign as per IRC:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3, fixed over aluminium sheeting, 2mm thick with area not exceeding 0.9 sqm supported on a mild steel single angle iron post 75x75x 6mm firmly fixed to the ground by means of properly designed foundation withM-15 grade cement concrete 450 x450 x600mm, 600mm below ground level as per approved drawing and Technical Specification Clause 1701

Restoration of Bridges/Culverts & Approaches: Construction of embankment with approved material obtained from borrow pits with a liftupto1.5m, transporting to site, spreading, grading to required slope and compacting to meet requirement of Tables300.1and 300.2 with a lead upto 1000 m as per Technical Specification Clause 301.5

Constructionof subgrade and earthen shoulders with approved material obtained from borrow pits with all lifts and leads, transporting to site,spreading, grading to required slope and compacted to meet requirement of Table300.2 with lead upto 1000 m as per Technical Specification Clause 303.1.

Supplying, filling and laying in loose with Geo-textile bags of Type-A (1.30m x 0.70m) made of Geo textile non woven fabric sheets of 400 GSM manufactured from polyster/ polypropylene conforming to relevant ISO standard filled with specified sand/ silt from flood plain or adjacent char within a distance of 90 m of the work site including excavation, filling Geo bags with sand weighing 126.00 kg after filling, stitching the mouth of the filled bags with polypropylene or polyster complete as per technical specifications and as directed. (b) Without Boat

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