Construction of ICBP road from Borobazar Bhabanipur road at Hasrawbari to Borobazar Choudhuripara road via Silbari Monakocha at Bijni in Chirang District BTC for the year 2025-26 (From Ch.1000.00m to 2000.00m) TN_133_02

Clearing and grubbing road land including uprooting wild vegetation, grass, bushes,shrubs,saplings and trees of girth upto 300mm, removal of stumps of such trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be use do 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. (I) By manual means A) In area of non thorny jungle

Compacting Original Ground (ii) Compacting original ground supporting subgrade Loosening of the ground upto a level of 300 mm below the subgrade level, watered,graded and compacted in layers to meet requirement of Tables 300.1 and 300.2 for subgrade construction as per Technical Specification Clause 303.5.2.

Construction of Embankment with Material Obtained from Borrow Pits Construction of embankment with approved material obtained from borrow pits with a lift upto1.5m, transporting to site, spreading, grading to required slope and compacting to meet requirement of Tables 300.1 and 300.2 with a lead upto p g q p 1000 m as per Technical Specification Clause 301.5

Construction of Subgrade and Earthen Shoulders Construction of 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 Table 300.2 with lead upto 1000 m as per Technical Specification Clause 303.1. (i) Private Land

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

Water Bound Macadam Sub-base/base Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniformt hickness, handpacking, 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. III WBM Grading 3

Providing and laying interlocking concrete block pavement with M40 grade grade of concrete blocks having thickness 80 mm as per technical specification clause 1504 complete including carriage.

Providing hard shoulders as per technical specification

Retro-reflectorised Traffic Signs 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, 2 mm thick with area not exceeding 0.9 sqm supported on a mild steel single angle iron post 75 x 75 x 6 mm firmly fixed to the ground by means of properly designed foundation with M-15 grade cement concrete 450 x 450 x 600 mm, 600 mm below ground level as per approved drawing and Technical Specification Clause 1701

Retro-reflectorised Traffic Signs Providing and fixing of retro-reflectorised cautionary, mandatory and informatory signals per IRC:67 made of encapsulated lens type reflective sheeting vide Clause1701.2.3 fixedover 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 i) 900 mm equilateral triangle

ii) 600 mm equilateral triangle

iii) 900 mm side octagon

Providing and laying of boulder apron laid in wire crates with 4 mm dia GI wire conforming to IS:280 and IS:4826 in 100 mm x 100 mm mesh (woven diagonally) including 10 percent extra for laps and joints laid with stone boulders weighing not less than 25 kg each as per drawing and technical specifications Clause 1301

RCC Guard Post: Supplying, fitting and fixing RCC guard post 150cm long erected 75cm above the ground and 75cm below the ground with M-15 grade (nominal mix 1:2:4 with broken stone aggregate up to 20mm size) of cement concrete and required reinforcement tied in position with annealed black wire including centering, moulding the top, curing including painting concrete surfaces in 23cm strips upto 0.75m from the top alternately in black and white and having 2 nos. reflective band of desired shade etc. complete as per design and as directed. (i) 30 cm dia. RCC guard post with reinforcement of 6nos. 12mm dia TMT main steel bars and 6mm TMT/ MS stirrups at 15cm c/c.

Providing Speed Breakers Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniformt hickness, handpacking, 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. III WBM Grading 3

Providing and applying tack coat with Bitumen emulsion (RS-1) using emulsion distributor at the rate of 0.25 to 0.30 kg 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 pre mix carpet of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates either using penetration grade bitumen 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 three wheel 80-100 kN static roller capacity, finished to required level and grades to be followed by seal coat of either Type A or Type B or Type C as per Technical Specification Clause 508.

Painting lines, dashes, arrows, etc. on roads in twocoats on new work with sqm 85.60 g ready mixed road marking paint conforming to IS:164 on bituminous/concrete surface, including cleaning the surface of all dirt,dust and other foreign matter, demarcation at site and traffic control as per drawing and Technical Specification Clause 1702

Road Marker/Road Stude with lens Reflector Providing and laying of road studs 100 x 100 mm dia cast in aluminium, resistant to corrosive effect of salt and grit, fitted with lens reflector, installed in concrete or asphaltic, surface y drilling holes of 30 mm upto depth of 600 mm and beded in a suitable bituminous grout or epoxy mortar all as per cl.

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