City of Walla Walla
Home GO Menu2025 Sumach Street - 4th to 6th IRRP
Updated Nov. 4, 2025
Project Overview
Sumach Street reopening to traffic on Thursday, Oct. 30, 2025. The contractor is still completing final punch-list items and landscaping.
What is this project going to accomplish?
The project includes full roadway and utility improvements where needed on West Sumach Street from North 4th Avenue to North 6th Avenue. The work north of the 4th Avenue bridge and 6th Avenue bridge will tie into these improvements. Pedestrian ADA ramp upgrades will also be completed at the intersections of 4th Avenue and Cherry Street and 4th Avenue and Oak Street. This is in preparation for road surface improvements on 4th Avenue from Sumach Street to Pine Street, tentatively scheduled for Summer 2026.
Project Schedule
- Design – completed May 2025
- Construction – July 22, 2025, through October 2025
How will this project be funded?
The total project cost at this time is $827,158.06. It is funded primarily by water and sewer rates associated with the Infrastructure Repair and Replacement Program (IRRP).
