Avista Utilities Plans Road Closure in Lewiston

Infrastructure work will require temporary closure of 11th Avenue next week.

Mar. 18, 2026 at 5:32am

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Avista Utilities will be completing scheduled infrastructure work in Lewiston, Idaho that will require a temporary road closure and traffic re-route on 11th Avenue between Snake River Avenue and Prospect Avenue. The work is set to begin at 5 a.m. and end at 4 p.m. on Wednesday, March 25.

Why it matters

This road closure will impact traffic flow and access in the area as Avista replaces power poles to accommodate a City of Lewiston road project. A small number of customers may also experience a brief planned power outage during the construction.

The details

As part of the infrastructure work, Avista will be replacing power poles along 11th Avenue. The work is part of Avista's ongoing efforts to update equipment and maintain reliable electrical service in the region.

  • The road closure will take place on Wednesday, March 25, 2026 from 5 a.m. to 4 p.m.

The players

Avista Utilities

A utility company that provides electricity and natural gas services in the Pacific Northwest region.

City of Lewiston

The local government of Lewiston, Idaho, which is coordinating with Avista on a road project that requires the power pole replacements.

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What’s next

Avista has notified all impacted customers in advance of the planned power outages during the construction.

The takeaway

This road closure is part of Avista's ongoing infrastructure maintenance and updates to ensure reliable electrical service in the Lewiston area, though it will cause temporary disruptions to traffic and power in the immediate vicinity.