MAINTENANCE WORK FROM KM 68.300 TO KM 87.00 GWALDAM BAIJANTH ON NH109K UNDER SPECIAL REPAIR 2025 26

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 surface cleaned with mechanical broom.

Bituminous Macadam 50 mm thick Providing and laying bituminous macadam with higher capacity hot mix plant using crushed aggregates of specified grading premixed with bituminous binder, transported to site, laid over a previously prepared surface with paver finisher to the required grade, level and alignment and rolled as per clauses 501.6 and 501.7 to achieve the desired compaction

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 surface cleaned with mechanical broom.

Bituminous Concrete Providing and laying bituminous concrete with higher capacity batch type hot mix plant using crushed aggregates of specified grading, premixed with bituminous binder @ 5.2 per cent of 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

B). Road Property Maint works (a) Road Marking with Thermoplastic compound

Road Marking with Hot Applied Thermoplastic Compound with Reflectorising Glass Beads on Bituminous Surface (Providing and laying of hot applied thermoplastic compound 2.5 mm thick including reflectorising glass beads @ 250 gms per sqm area, thickness of 2.5 mm is exclusive of surface applied glass beads as per IRC:35 .The finished surface to be level, uniform and free from streaks and holes.)

b). Construction of T/Wall & R/Wall

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 earth locally for road work.) By Manual Means (Depth upto 3 m)

PCC Grade M15 Plain/Reinforced cement concrete in sub-structure complete as per drawing and technical specifications including form work.

Plain cement concrete 1:3:6 nominal mix in foundation with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days.

Hand Packed stone filling in back of wallls including cost of all materials, royality, T&P etc. complete as per direction of Engineer-in- charge. (As per PWD Uttarakhand specifications)

Providing weep holes in Brick masonry/Plain/ Reinforced concrete abutment, wing wall/ return wall with 100 mm dia AC pipe, extending through the full width of the structure with slope of 1V :20H towards drawing face. Complete as per drawing and Technical Specifications

Performance Based Incident Management And Pavement Repairs (Slip Clerances)

Hydraulic Excavator of 1 cum bucket including fuel as per direction of Engineer-in- charge.

Truck 5.5 cum per 10 tonnes including fuel as per direction of Engineer-in- charge.

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