Oregon to Close I-5 Southbound Exit 140 Nightly

The Oregon Department of Transportation will close the Interstate 5 southbound exit starting November 3, 2026.

Updated on Oct. 21, 2026 in Openings & Closings

Bold flat-color editorial illustration of a concrete highway ramp section, representing regional infrastructure restriction. — The Oregon Department of Transportation will close the Interstate 5 southbound Exit 140 off-ramp nightly from 6:00 p.m. to 7:00 a.m. beginning November 3. AI Illustration. Upload story photo >

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Is night-time ramp construction in your area scheduled in a way that minimizes local travel disruption?

Beginning November 3, 2026, the Oregon Department of Transportation is scheduled to close the Interstate 5 southbound Exit 140 off-ramp nightly. The ramp, which provides access to Old Highway 99, will remain closed each night from 6:00 p.m. to 7:00 a.m.

Why it matters

These nightly closures are necessary to facilitate infrastructure work in the Oakland area. The department expects the project to conclude by November 4, 2026.

The nightly closure impacts the Exit 140 off-ramp from 6:00 p.m. to 7:00 a.m. Traffic will be diverted to Exit 135 as the primary authorized alternate route.

The players

Oregon Department of Transportation

This state agency manages the infrastructure and maintenance of highways across Oregon.

The details

Commuters traveling southbound on Interstate 5 will need to utilize Exit 135 to reach their destinations while the Exit 140 ramp to Old Highway 99 is shuttered. The overnight work cycle is slated to wrap up by the following day.

November 3, 2026: Nightly off-ramp closure begins at 6:00 p.m.
November 4, 2026: Estimated completion date for all scheduled work.

Market Landscape

This temporary closure is a standard component of regional infrastructure management programs. It reflects the ongoing operational maintenance required to support traffic flow on major corridors like Interstate 5.

Drivers using the Interstate 5 corridor near Oakland should plan for potential delays and adjust their routes to use Exit 135 during the overnight hours. This change impacts late-evening and early-morning commutes heading toward Old Highway 99.

The takeaway

Travelers should verify their routes ahead of time to avoid unexpected detours during the overnight closure period. Planning for the use of Exit 135 will ensure a smoother commute until the maintenance project concludes.