Steve D.
11/30/2023
The "Devil's Slide Bypass Tunnels" aka "The Tom Lantos Tunnels" are bypass tunnels that allow for the safe routing of Highway 1 pass Devil's Slide. Opened in March 2013, it's a modern tunnel that...
Devils Slide Bypass Tunnel
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Lunetta Ave
Pacifica, CA 94044
The California Department of Transportation (Caltrans) is committed to enhancing transportation infrastructure across the state, focusing on sustainability and safety. Through various initiatives, including the Clean California Project, Caltrans aims to revitalize community spaces while investing billions in transportation options and resiliency efforts.
In addition to infrastructure development, Caltrans recognizes the contributions of its employees through awards such as the Governor's Medal of Valor, honoring acts of heroism. The agency maintains a comprehensive approach to transportation planning, including the California Transportation Plan 2050, ensuring a forward-thinking strategy for the state's mobility needs.
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Reviews
4.521 reviews
John S.
12/3/2023
They're really cool tunnels. Totally bypassing Devils Slide? Hm. When they first built them, I was glad but hoped that they'd also rebuild the exterior highway. But that would be dumb, and what...
Shayla B.
3/5/2021
It's not as scenic of a drive as the old portion of highway 1 that it replaced, but it's a hell of a lot safer to travel through. No more treacherous rockslides on this part of highway 1! Driving...
May A.
2/17/2020
On Highway 1 South Just south of Pacifica there is a tunnel. The Devil's Slide Tunnels are south of Pacifica and north of Half Moon Bay. Once you go through the tunnel, immediately to the right...
Glen N.
9/16/2021
If you want to ride your bike through the third largest road tunnel in California (the longest is Wawona Tunnel in Yosemite at 4233 feet), park at the free Devil's Slide Coastal Trail (on either...
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