US Army Corps of Engineers, 201 N 3rd Ave, Walla Walla, WA 99362, US

The Walla Walla County Department of Public Works plans, designs and constructs a variety of developmental projects. It operates and maintains more than 900 miles of county roadways and over 150 bridges. The department oversees various waste reduction, pollution prevention and recycling programs. It provides geographic information system support throughout the United States. The Walla Walla County Department of Public Works manages a staff of engineers, road maintenance crews, support personnel, and survey, construction and global information system specialists. With an annual budget of more than a $4 million, the Walla Walla County Department of Public Works is located in Walla Walla, Wash.