Phoenix, AZ — Construction has started on the 23‑mile I‑17 Improvement Project from Anthem Way to Sunset Point, a $446 million upgrade that will add lanes and flex lanes to the corridor.

The I‑17 corridor is a backbone for freight movement between Phoenix and Tucson, carrying thousands of trucks daily. The project aims to relieve the congestion that hampers delivery schedules and inflates fuel costs. By widening 15 miles of the route and adding eight miles of flex lanes, the upgrade will create a smoother flow for CDL‑A drivers and owner‑operators who rely on predictable travel times.

The work will span three years, with Gov. Doug Ducey describing the effort as a vital investment in Arizona’s transportation infrastructure. ADOT Director John Halikowski highlighted that the new lanes will improve safety and reduce driver frustration, though he urged drivers to remain courteous and law‑abiding. Funding comes from Proposition 400 sales tax, state and federal contributions, and an unexpected $40 million boost from higher state revenue tied to Arizona’s economic recovery. The project partners with the Maricopa Association of Governments and the Federal Highway Administration.

What This Means for Drivers

Owner‑operators and fleet managers will need to adjust routes for up to 23 miles of construction. Lane closures and detours will be in place, so planning ahead can save hours in delays. FMCSA regulations require drivers to follow posted detours, and failure to do so can result in citations.

Industry Reaction

Trucking companies hiring across the Southwest are watching the project closely, as smoother travel will lower operating costs and improve on‑time delivery rates. Drivers who seek truck driver jobs in the region are already noting the potential for reduced congestion on the Key Commerce Corridor, which could translate into more reliable schedules for OTR truck drivers.

Key Points

• $446 million project adds 15 miles of widened lanes and 8 miles of flex lanes.
• Construction spans 23 miles from Anthem Way to Sunset Point.
• Project expected to finish in three years with significant state, federal, and local funding.
• ADOT stresses driver responsibility and courtesy during the work zone.

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