Improvement of road from Loringthepi to Uttarbil under SOPD for the year 2018-19

Amount

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/binding materials 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

Providing and applying tack coat with bitumen emulsion (RS1) using emulsion pressure distributor @ 0.20 to 0.25 kg per sqm on the prepared granular surface treated with primer and 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 out put 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 hydraostatic paver finisher with sensor control to the required grade, lavel and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MoST & H clause 508. complete in all respect. (I) with 60/70 or VG-30 grade bitumen for Grading-I ( 13mm nominal size)

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

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) 600 mm equilateral triangle

(iii) 600 mm Circular

(v) 600 mm x 450mm square

(vi) 600 mm x 600mm square

Construction of unlined surface drains of average cross-sectional area 0.40 sqm in soil to specified lines, grades, levels and dimensions. Excavated material to be used in embankment with a lift upto 3m and lead of 50 m (average lead 25 m) as per Technical Specification Clause 307.

KAMAKHYA ENTERPRISE

SRI BISWAJIT DEBNATH