Transportation

Responsibilities

The Transportation Services Division is responsible for:

The Administration Division is responsible for the overall management of operations, funding (accounting), planning, and project development of entire Yakima County transportation network.
The Construction Division is responsible for the administration of surveying, inspection, and oversight of Yakima County road improvement projects.
The Engineering Division's responsibilities are preliminary engineering, specification, and graphic design plans for Yakima County road projects.
The Parks, Trails, and Recreation Division is responsible for the management, maintenance, and reservations of Yakima County parks and trails.
The Right-of-Way Division provides Yakima County’s real estate services and support, including County property acquisition, surplus, and appraisals.
Road Maintenance is responsible for the maintenance of County right-of-way and drainage systems, including roads, bridges, vegetation management, snow removal, signing, and striping.
Traffic Engineering is responsible for the design and operation of traffic control devices, traffic data collection, development review, and transportation planning.

Motorist Advisory: EFFECTIVELY IMMEDIATELY Road Closure on Nile Rd at Rattlesnake Creek Bridge

Due to flooding on Dec. 9th, 2025 resulting in a partial bridge failure, Nile Road has been indefinitely closed at the location of the Rattlesnake Creek Bridge Read on...
Motorist Advisory -- Effective November 17th -- Tieton Reservoir Rd Closure

(UPDATED 12/24) On November 17th, 2025 Tieton Reservoir Rd will be closed between NF-1000 and NF-1203. The closure is for the construction of a new bridge, and for the reconstruction of the S Fork Tieton River Fish Passage. Read on...
Motorist Advisory: Road Closure on Slayton Rd, South of Chambers Rd

Due to ongoing bridge inspections, it has been determined that the bridge on Slayton Rd, south of Chambers Rd is no longer safe for traffic. The road and bridge is therefore closed immediately, until repairs have been made Read on...