Ada County Highway District Opengov #293253

Traffic Signal Installation and Road Improvements at McMillan and McDermott Roads, Boise, Idaho

Ada County Highway District (ACHD) is seeking bids for a traffic signal installation project at the intersection of McMillan Road and McDermott Road in Boise, Idaho. - Project Scope: - Installation of a new traffic signal to reduce congestion and improve pedestrian connectivity - Asphalt widening along McMillan Road - Construction of pedestrian ramps, concrete sidewalks, curb and gutter, and pavement striping/markings - Removal of obstructions and excavation - Installation of aggregate base and crushed aggregate - Coordination Requirements: - Contractors must coordinate with Can Ada and the City of Meridian regarding ongoing sewer projects - ACHD Traffic Operations will handle traffic signal and electrical work - Bid Schedule Highlights: - Removal of obstructions (1 unit) - Excavation (1,000 units) - Curb and gutter installation (10 units curb terminus, 105 units standard 6-inch vertical curb & gutter) - Concrete sidewalks (123 units, 5-inch thickness) - Pedestrian ramps with detectable warning domes (4 temporary, 3 permanent SD-712A, A) - Aggregate base (730 units, 6-inch minus uncrushed; crushed aggregate for base, Type I, 3/4") - Unique Requirements: - Coordination with local agencies - Adherence to ACHD's eProcurement portal for questions and clarifications - No specific OEMs or vendors are named in the solicitation.

Description

This project involves installing a traffic signal at the intersection of McMillan Road and McDermott Road to reduce traffic congestion and improve pedestrian connectivity. The scope includes asphalt widening along McMillan Road, installation of pedestrian ramps, pavement striping, pavement markings, and related improvements. The contractor must coordinate with Can Ada and City of Meridian regarding sewer projects in the area, while ACHD Traffic Ops will handle the traffic signal installation and electrical work. Bids are due by September 2, 2026, and the project completion date is November 18, 2026.

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