Tunnel

San Francisco Central Subway

Tunneling Work Set To Begin On San Francisco’s Central Subway Project

Tunneling work for the Central Subway project in San Francisco is set to begin in the coming weeks, with the underground work beginning at 4th and Harrison streets.

05/30/2013

Aerial view of the Tom Lantos Tunnels. (CBS)

Devil’s Slide Bypass Tunnel Opens To Traffic

Traffic was flowing smoothly through California’s newest tunnel system at Devil’s Slide in San Mateo County Tuesday, a California Highway Patrol officer said.

03/26/2013

Aerial view of the Tom Lantos Tunnels. (CBS)

Hundreds Celebrate Opening Of Devil’s Slide Bypass Tunnels

Hundreds gathered on a coastal San Mateo County hillside Monday to celebrate the opening of two tunnels that will replace a notorious stretch of state Highway 1 at Devil’s Slide.

03/25/2013

Caltrans crews working inside the Devil's Slide Tunnel. (CBS)

Devil’s Slide Tunnels Set To Open On March 25

It appears that later this month the “coast is clear” for those hoping to travel through the Devil’s Slide twin tunnels, as a grand opening date for the $440 million, eight-year project has been slated for March 25.

03/13/2013

A service tunnel inside the new Bay Bridge. (CBS)

Hidden Tunnel Reveals Engineering Secrets Of The New Bay Bridge

The self-anchored suspension tower may be what makes the new Bay Bridge tower iconic, but a hidden aspect of the structure actually acts as the nerve center of the new eastern span. The hollow center of the new Bay Bridge is essentially a corridor that runs 1.7 miles from the middle of the bay all the way to Oakland.

02/27/2013

Breakthrough Moment for Devil’s Slide

New Devil’s Slide Tunnel About To Open To Coastside Motorists

Two slick new mile-long tunnels are poised to divert motorists away from an ocean cliff-hanging roadway dubbed Devil’s Slide south of San Francisco to a smooth, Alpine-like passageway unlike any in the U.S. today.

02/24/2013

Artist rendering of San Francisco Chinatown Central Subway station. (SFMTA)

North Beach Group Files Lawsuit Over SF Central Subway Project

A key portion of San Francisco’s Central Subway project is raising concerns in the city’s North Beach neighborhood, and has prompted a lawsuit.

08/02/2012

San Francisco Central Subway

Digging Begins For San Francisco Chinatown Subway Project

Crews plan to start digging up a square block of San Francisco Tuesday for a new subway tunnel to Chinatown, even though funding remains up in the air.

06/12/2012

An wrecked SUV is shown inside a San Francisco Muni Metro tunnel, January 19, 2012. (SFMTA)

Man Who Drove Into SF Muni Tunnel Pleads Not Guilty To DUI

A man accused of driving his car into a San Francisco Municipal Railway tunnel last month pleaded not guilty Friday to DUI charges, a district attorney’s office spokeswoman said.

02/03/2012

Muni logo

Tangled Lines Disrupt Muni Metro Service, Hassle Commuters

Three San Francisco Muni Metro lines were out of service Thursday afternoon after a train that was moving between the Castro and Church stations pulled down some overhead electrical lines.

02/02/2012

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