Seismic Safety

Hovering Homes? Bay Area Tech Company Files Patent To 'Float' Buildings During Earthquakes, FloodsA Bay Area company responsible for creating what could be the first functioning hoverboard thinks it now has a way to keep a building from moving during a major earthquake with the very same technology.
Caltrans Finds Problems With Seismic Joint On Carquinez BridgeCaltrans inspectors last month found a damaged seismic expansion joint showing signs of premature wear on the westbound side of the Carquinez Bridge, agency officials said Thursday.
SoCal Fault May Bring Quakes Worse Than San Andreas 'Big One'Experts say a bigger earthquake along the lesser-known fault that gave Southern California a moderate shake could do more damage to the region than the long-dreaded "Big One" from the more famous San Andreas Fault.
New Bill Would Create Earthquake Early-Warning SystemThe California Legislature has sent Gov. Jerry Brown a bill that would require development of an earthquake early warning system.
Bay Bridge Official Promises Explanation of Broken Bolts ‘Screw Up’The status of the anchor rods on the Bay Bridge and an updated construction schedule for the new eastern span are set to be presented at a special meet Wednesday of the Metropolitan Transportation Commission.
Caltrans Prepares For Massive Repair Job On Cracked Seismic BoltsCaltrans is preparing to test the integrity of seismic sheer bolts on the new eastern span of the Bay Bridge as crews prepare for a massive repair job where dozens of those bolts have already cracked, officials said Friday.
Seismic Work Will Cause Delays On Overnight BART Transbay ServiceStarting Tuesday night, BART passengers who travel through the transbay tube after 10 p.m. on Tuesdays, Wednesdays and Thursdays will face delays of up to 20 minutes because of earthquake safety work, a transit agency spokeswoman said.
Delays Expected During Weekend Closure Of Dumbarton BridgeDrivers will likely experience longer travel times this Labor Day weekend as the Dumbarton Bridge closes for construction work.
Seismic Safety Concerns Found At Calero ReservoirWater levels are being lowered 20 feet from the crust because of new data, which shows gravel and sand from the underlying creek bed could make the dam vulnerable during a major quake.
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