Construction of road from Basugaon Kokrajhar road to Natyamara Village under Assam Govt. Goodwill Project for BTR Districts under SOPD-G in Chirang District for the year 2020-21

Amount

Road Work: Cleaning 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 used or auctioned, upto a lead of 10o0 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) ln area of non-thorny jungle.

Construction of embankment with approved material obtained from borrow pits with a lift upto 1.5 m, transporting to site, spreading. grading to required slope and compacting to meet requirement of Tables 300.1 and 300.2 with a lead upto 1000 m as per Technical Specification Clause 301.5 (I) Private Land.

Construction of Sub grade and Earthen shoulder with approved materials obtained from borrow pits with all lifts and leads, transporting to site, spreading, grading to required slope and compacting to meet requirement of Table 3o0.2 with a 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 OMCP and compacting with smooth wheel roller to achieve the desired density, complete as per Technical Specification Clause

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. 2) Grading -Il A) By Manual Means

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. 3) Grading -lII A) By Manual Means

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 0.90-1.2 kg/sqm using mechanical means as per Technical specification Clause 502. ii) Medium Porosity.

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 bituminous surface cleaned with Hydraulic broom as per Technical Specification Clause 503..

Semi - Dense Bituminous Concrete (Providing and laying semi dense bituminous concrete with 100-120 TPH batch type HMP producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with bituminous binder @ 4.5 to 5% of mix and filler transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the reqd. grade, lavel and alignment.rolling with smooth wheeled)vibratory and tandem rollers to achieve the desired compaction as per MoSRT&H ci. no.508. complete in all respect. (A) With hydrated lime/cement as filler ( refer table 500-9 of MoSRT&H specification) (ii) with Polymer modified bitumen 70 ii) for Grading 1(10 mm nominal size)

Providing and erecting direction and place identification retro refectories sign as per iRc:67 made of encapsulated lens type reflective sheeting vide Clause 1701.2.3, fixed over aluminum 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-1s grade cement concrete 45o x 45o x 60o mm, 600 mm below’ ground level as per approved drawing and Technical Specification Clause 1701.

Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per iRc:67 made of encapsulated lens type reflective sheeting vide Clause 17o1.2.3 fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron pos! 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of property designed foundation with Ml 5 grade cement concrete 45o mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 801 (ii) 60 cm 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 17o1.2.3 fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron pos! 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of property designed foundation with Ml 5 grade cement concrete 45o mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 801 (iii) 60 cm 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 17o1.2.3 fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron pos! 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of property designed foundation with Ml 5 grade cement concrete 45o mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 801 (iv) 80 cm x 60cm rectangular _____.___

Providing and fixing of retro-reflectorised cautionary, mandatory and informatory sign as per iRc:67 made of encapsulated lens type reflective sheeting vide Clause 17o1.2.3 fixed over aluminium sheeting, 1.5 mm thick supported on a mild steel angle iron pos! 75 mm x 75 mm x 6 mm firmly fixed to the ground by means of property designed foundation with Ml 5 grade cement concrete 45o mm x 450 mm x 600 mm, 600 mm below ground level as per drawings and Technical Specification Clause 801 (vi) 60 cm x 60cm square

Reinforced cement concrete M15 grade kilometre stone/local stone of standard design as per IRc:8 fixing in position including painting and printing, etc as per drawing and Technical Specification Clause 1703 ii) ordinary Kilometer Stone (Precast)

Reinforced cement concrete M15 grade kilometre stone/local stone of standard design as per IRc:8 fixing in position including painting and printing, etc as per drawing and Technical Specification Clause 1703 iii) 200 m stone (precast)

BIJIT BRAHMA

BIKRAM BASUMATARY