Clark County Department of Transportation

Find Clark County Washington departments of transportation, highways, roads, and bridge departments. Departments of transportation provide information on public transport, including roads, highways, bridges, traffic conditions, closures, tolls and travel information.


City Of Vancouver Public Works 4500 Southeast Columbia Way Vancouver WA 98661 360-487-7130


Clark County Road Maintenance 4700 Northeast 78th Street Vancouver WA 98665 360-397-2301

La Center Transportation Department 36520 Northeast Lewisville Highway La Center WA 98629 360-263-3270

Vancouver Transportation Department 11018 Northeast 51st Circle Vancouver WA 98682 360-905-2000

Washington State Regional Transportation Advisory Committee 1300 Franklin Street Vancouver WA 98660 360-397-6067

Washougal Transportation Department 35015 Southeast Sunset View Road Washougal WA 98671 360-835-2414

About Clark County Departments of Transportation

Clark County Departments of Transportation are branches of Washington State, Clark County, or Federal government whose mission is to plan for and develop a fast, efficient, accessible, and convenient transportation system and infrastructure that effectively serves the citizenry and promotes economic vitality in Clark County, WA.

You may contact the Department of Transportation for questions about:
  • Clark County DOT compliance training
  • DOT number lookups
  • Road, interstate and highway traffic and closures
  • Road toll and travel information
  • Clark County Transportation Dept jobs and employment
Clark County Department of Transportation

Clark County Transportation Departments are responsible for maintaining and improving transportation infrastructure, including state roads and highways, bridges, airports, ports and waterways, public transit systems, and railways in Clark County. Infrastructure maintenance often involves emergency response to accidents, disasters, and inclement weather such as winter storms. Clark County DOT Offices manages the allocation of Federal and Washington State funding for Clark County transportation capital improvements and the use of any Washington funding sources dedicated for transportation purposes, such as toll proceeds and fuel taxes.

US Department of Transportation

The U.S. Department of Transportation (USDOT) is a cabinet-level department headed by the Secretary of Transportation. The department is comprised of eleven offices and administrations primarily organized around modes of transportation. Much of what USDOT does is regulatory in nature. For example, the National Highway Traffic Safety Administration develops regulations for motor vehicle safety and for fuel efficiency standards in Clark County. The Pipeline and Hazardous Materials Safety Administration regulates the nation's pipeline infrastructure and shipments of hazardous material by land, sea, and air.

Clark County Transportation Projects

The USDOT is a major source of funding for transportation capital projects, especially transit and highway projects in Clark County, WA. The Surface Transportation Program provides Washington State and local Clark County governments approximately $10 billion annually in flexible funding for a wide range of improvements, as well as capital planning purposes.