Caltrans Delta Region

Caltrans Operated Bridges

If you drive through the Sacramento–San Joaquin Delta, chances are you will cross a bridge that is maintained and operated by Caltrans. These bridges connect the many islands that make up the region. With several different styles of bridges including vertical lift, swing, and bascule bridges, each bridge in the Delta is a marvel of engineering and artistry. Together they stand as iconic symbols of the region, captivating travelers with their distinctive charm and character, inviting them to pause and appreciate the journey itself.

List of Caltrans Bridges in the Delta

Caltrans Delta Ferries

Ferries in the Delta region play a significant role in the transportation network by connecting communities and providing access to remote areas. 

• Real McCoy II Ferry: Operates on State Route 84, connecting Ryer Island and Solano County. It is a crucial link for local residents and tourists.
• J-Mack Ferry: Operates on State Route 220, connecting Ryer Island and Grand Island. This ferry is essential for both agricultural transport and local commuting.

The Sacramento–San Joaquin Delta, also known as the California Delta, is a crucial hub in Northern California's transportation network. Situated between Sacramento, Solano and San Joaquin counties, the Delta is formed by the confluence of the Sacramento and San Joaquin rivers. Caltrans, through its various divisions, plays a pivotal role in maintaining and enhancing the transportation infrastructure for this region.

The Delta serves as a major corridor for highways and bridges that facilitate the movement of goods and people. Caltrans District 3, District 4 and District 10 are primarily responsible for the Delta region, ensuring the safety and efficiency of the roadways that connect this vital area to the rest of the state.

Caltrans Maintained Highways

• State Route 4 (SR-4): Running parallel to the Delta, this route connects the East Bay to the Central Valley, providing access to various Delta communities.
• State Route 12 (SR-12): This east-west route runs through the heart of the Delta, connecting Fairfield and Lodi. Historically known as the Victory Highway, it served as a coast-to-coast highway commemorating the end of World War I and is a vital artery for agricultural and commuter traffic.
• State Route 84 (SR-84): Runs through the Delta and provides key waterway crossings, including the Real McCoy II Ferry.
• State Route 160 (SR-160): This scenic route follows the Sacramento River, linking Sacramento to Antioch and offering access to several Delta towns and recreational areas.
• State Route 220 (SR-220): Connecting State Routes 84 and 160, this route also includes the J-Mack Ferry crossing.
• Interstate 5 (I-5): Although not directly crossing the Delta, I-5 runs along the eastern edge, offering a major north-south route that facilitates regional and statewide transportation.