NHIDCL/ROImphal/Lokchao/26

Dismatling of Flexible Pavement (Dismanteling of flexible pavements and disposal of dismantled materials up toa a lead of 1000 meters, stacking serviceable and unservicable materials seperately) ii) By mechanical Means A) Bituminious courses

Wet Mix Macadam (Plant Mix Method) Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including pre-mixing 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

Dense Graded Bituminous Macadam Grading - I Providing and laying dense graded bituminous macadam with higher capacity batch type HMP using crushed aggregates of specified grading, premixed with bituminous binder @ 4.0 percent by weight of total mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MoRTH specification clause No. 505 complete in all respects. a.) VG-40

Tack Coat on Bituminous surfaces Providing and applying tack coat with bitumen emulsion using emulsion pressure distributor at the rate of 0.20 kg per sqm on the prepared bituminous/granular surface cleaned with mechanical broom.

Prime Coat on WMM/WBM Providing and appllng primer coat with bitumen emulsion on prepared surface of granular Base including clearing of road surface and spraying primer at the rale of 0.70 kg/sqm using mechanical means..

Excavation for Structures (Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom, backfilling the excavation earth to the extent required and utilising the remaining earlh locally for road work.) (i) Ordinary soil B) Mechanical Means (Depth upto 3 m)

Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical( Specifications B) PCC Grade M20 (ii) PCC Grade M20 using batching plant & Manual placing

Bituminous Concrete (Providing and laying bituminous concrete with highercapacity batch type hot mix plant using crushed aggregates of specifiedgrading, premixed with bituminous binder @ 5.2 per cent of mix and filler,transporling the hot mix to work site, laying with a hydrostatic paver finisherwith sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MORTH specification clause No. 507 complete in all respects a) Using Grade-I (13mm Nominal size VG-40)

B) By Mix in Place Method (Construction of Shoulder) Construction of granular sub-base by providing close 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 vibratory roller to achieve the desired density, complete as per clause 401 (iii) Grading-Ill Material

Excavation for Structures (Breast Wall) Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material. as per relevant clauses of section 300 & 2100 in