NIT No. 004/TC/26-27

Milling of bituminous pavemnet upto depth of 50mm to 75mm by cold milling machine including all levelling and slope sensors, self-loading of milled material by discharge conveyor onto transport vehicle including lead 10km as directed by Engineer in charge.

Milling of bituminous pavemnet upto depth of 50mm to 75mm by cold milling machine including all levelling and slope sensors, self-loading of milled material by discharge conveyor onto transport vehicle including lead 10km as directed by Engineer in charge.

Lime, flyash stabilized soil sub-base Construction of sub-base using lime-flyash admixture with granular soil, free from organic matter/ deleterious material or clayey silts and low plasticity clays having PI between 5 and 20 and liquid limit less than 25 and commercial dry lime, slaked at site or pre-slaked with CaO content not less than 50%, flyash confirming to gradation as per clause 4.3 of IRC:88, lime + flyash content ranging between 10 to 30%, the minimum un confined compressive strength and CBR value after 28 days curing and 4 days soaking not to be less than 7.5 kg/cm2 and 25% respectively, all as specified in IRC:88

Granular Sub-base as per table - 400-1 Construction of granular sub-base by providing graded material, carriage of mixed material to work site, spreading in uniform layers with motor grader on prepared surface watering rolling and compacting with vibrator power roller at OMC to achieve the desired density complete as per clause 401. Plant mix method (with mechanically crushed stone only)

Wet Mix Macadam Providing laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixing the material with water at OMC in mechanical mix plant carriage of mixed material by tipper to site, laying in uniform layers with paver in sub-base / base course on well prepared surface and compacting with vibratory roller to achieve the desired density as per clause 406.

Tack coat providing and applying tack coat with bitumen emulsion (RS-1, grade confirming to IS:8887) using emulsion pressure distributor on the prepared bituminous/granular surface cleaned with mechanical broom and as per clause 503. (i) Bituminous surface @ 0.25 kg/sqm

(ii) Granular surface treated with primes @ 0.30 kg/sqm

Providing and laying levelling course/ profile corrective course with bituminous macdam With minimum 40-60 TPH capacity hot mix plant using crushed aggregates of grading-1 premixed with bituminous binder @ 3.1% transported to site and laid over a previosly prepared surface with paver finshier to be required grade, level and alignment and rolled as per clause - 501.6 and 501.7 to achieve the desired compaction completer in all respect and as per relavant clause section 500 With Sensor paver finisher

Dense Bituminous Macadam Providing and laying dense graded bituminous macadam with 100-120 TPH capacity Batch type HMP using crushed aggregates of specified grading, premixed with bituminous binder @ 4.0 to 4.5 per cent by weight of total mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher to the required grade level and alignment, rolling with smooth wheeled, vibratort and tandem rollers to achieve the desired compaction as per MoRTH specification clause No. 505 complete in all respects With Sensor paver finisher

Bituminous Concrete Providing and laying bituminous concrete with minimum 100-120 TPH Capacity Batch type HMP using crushed aggregates of specified grading, premixed with bituminous binder @ 5.0 to 6.0% by weight of total mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MoRTH specfication clause No.507 complete in all respects) for Grading-I (19mm Nominal size) with bitumen 6.0% With Sensor paver finisher

Painting runway/taxi track/apron marking with adequate nos of coats to give uniform finish with road marking paint of superior make as approved by the Engineer-in-charge, including cleaning the surface of ail dirt, scales, oil, grease and other foreign material etc. and lining out complete. (i) New work (Two or more coats)