Name of Work:Patch repair work of various (SH / MDR / ODR) routes under development block Tulsipur in the financial year 2025-26
Sl. No.
Item Description
1
Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, rolling with 3-wheeled steel/vibratory roller 8-10 tonnes in stages to proper grade and camber, applying and brooming requisite type of screening/ binding materialsto fill-up the interstices of coarse aggregate, watering and compacting to the required densityas per Technical Specification Clause 404.
2
Providing and applying tack coat with Bitumen(VG-10) using bitumen distributor at the rate of 0.30 kg per SQM on the surface treated with primer cleaned with Hydraulic broom as per Technical Specification Clause 503.
3
Providing, laying and rolling of open-graded premix surfacing of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregatesBitumen VG 10 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 gradesas per Technical Specification Clause 511.
4
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 grader in sub- base / base course on well prepared surface and compacting with vibratory roller to achieve the desired density.
5
Providing and laying dense graded bituminous macadam with higher capacity batch type HMP using crushed aggregates of specified grading, premixed with bituminous binder @ 4.5 per centby 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.
6
Providing and laying bituminous concrete withhigher capacity batch type hot mix plant using crushed aggregates of specified grading, premixed with bituminous binder @ 5.4per centof 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. 507 complete in all respects
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