Dumbarton Bridge is a vital roadway bridge located in the San Francisco Bay Area, connecting the cities of Fremont and Menlo Park. It spans the San Francisco Bay and serves as a key route for commuters and commercial traffic, facilitating travel across the region. The bridge was completed in 1982 and is approximately 1.6 miles long. It features a unique design with a series of arches and is part of California State Route 84. The bridge not only supports vehicular traffic but also offers scenic views of the surrounding bay and wildlife areas.