A bicyclist went around the barricades at the California Highway 1 Devil’s Slide Tunnel project after work hours and rode his bike through one of the tunnels, recording video as he went. I don’t advocate that kind of dangerous behavior, but I must admit that it is neat to see a tunnel nearing completion after several years of work. [Source: YouTube]
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UC Berkley GeoEngineering Lectures on YouTube
June 3, 2009
rockman
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UC Berkley has a bunch of lectures online, including three geoengineering themed ones. It appears that they were all from lectures given as a part of the 27th Annual GeoEngineering Distinguished Lecture Series on May 8, 2009. So if you have an hour plus to kill per lecture (and I haven’t yet), you can check out one of the following.
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Crews assembling TBM for first ever tunnel under San Francisco Bay
June 29, 2011
rockman
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What about the BART you may be wondering. Well, the Bart is not really a tunnel but a precast tube that was sunk and rests on the bottom of the bay. This water supply tunnel […]
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Bertha tunnel-boring machine arrives in Seattle
April 12, 2013
rockman
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The world’s largest Tunnel Boring Machine or TBM just arrived in Seattle last week from Japan. Hitachi Zosen Corp built the 57 foot diameter TBM and tested it before disassembling it for the journey by […]
