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.