Steve D.
6/2/2023
The true engineering marvel of the San Francisco Bay Area is BART's Transbay Tube. You can't see it, but it's there. Oakland to SF in about 10-mins! It's an "immersed tube tunnel" that's similar...
Transbay Tube
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Bay St
Oakland, CA 94607
The Transbay Tube is an iconic underwater transit tunnel that connects Oakland and San Francisco, California. Opened in 1974, it serves as a crucial part of the Bay Area Rapid Transit (BART) system. Spanning approximately 3.6 miles, the tube allows trains to traverse beneath the San Francisco Bay, facilitating easy and efficient travel between the two cities. Its engineering marvel has become an essential link in the region's transportation network.
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Reviews
4.05 reviews
John S.
9/21/2025
I went through this thing (twice!) every weekday from late 2010 to early 2020. It always took longer to get through it than I expected, even when I knew exactly what to expect. Later in that time...
Rick P.
10/26/2021
Can't check I. So I'll do a quick review! Gotta wear earplugs in this thing! Super tube! Going faster that all the cars up there! Tubing under water! Yay for the fastest ride across the bay! Super...
Mark B.
3/21/2016
I've heard friends who say when they were kids they used to hold their breaths in tunnels. I think this is a game invented by parents desperate for a few seconds of silence... This tube is to...
Ben A.
10/6/2013
Traffic-wise, this is the best way to get across the bay from San Francisco, hands down. I would have given it 5-stars, but it makes the weirdest loud squeaky noise going through it. Maybe bring...
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