Tunnel-Boring

Herbie Huff of the UCLA's Lewis Center and Institute of Transportation Studies pens a well-reasoned opinion for the Los Angeles Times as to why a market-based strategy to manage demand is the best approach to traffic congestion in Los Angeles.

March 6, 2017 - Los Angeles Times

The adventure of Bertha the tunnel-boring machine, already two years behind schedule, has a new twist.

January 16, 2016 - The Seattle Times

Baby steps are an improvement for the tunnel-boring machine known as Bertha. The drill moved a total of 1.5 feet this week, but the symbolic distance probably felt like a mile.

December 27, 2015 - The Seattle Times

Big Alma is one of two boring machines used to tunnel under the streets of San Francisco to construct the new Central Subway to Chinatown. Big Bertha, Seattle's infamous tunnel borer, has been stalled since December. Big Alma emerged on June 11.

June 16, 2014 - The San Francisco Examiner

Though Seattle's giant tunneling machine remains stuck 60 feet under South Main Street, muck is starting to be flung above the surface. An email from Washington's Transportation Secretary reveals concerns over the conduct of the machine's operators.

January 21, 2014 - The Seattle Times

Is it a giant rock? What about a sunken ship? Beneath Seattle's waterfront, a mysterious object has halted Bertha, the world's largest tunnel-boring machine. Stumped engineers are unclear on how long a highway tunneling project will be suspended.

December 20, 2013 - The New York Times

Fearing years of costly disruption from the construction of a key link connecting the region's rail systems, some of downtown L.A.'s largest property owners are suing the Metropolitan Transportation Authority.

December 18, 2012 - Los Angeles Times