Difference between revisions 113734845 and 113734846 on dewiki

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Benutzer:Saehrimnir/Hayward Fault Zone
[[Image:122-38HaywardFault.jpg|thumb|300px|For recent activity in the region shown on this map see [http://quake.wr.usgs.gov/recenteqs/FaultMaps/122-38.htm the USGS map for this location.] With appropriate browser settings the "live" maps will also show all of the names of faults shown on the map as you rollover with the cursor.]]

(contracted; show full)t this joint has been determined to be beyond that for which the joint is presently capable, which could cause severe structural problems and mud and water entry into the tube and adjacent subway systems. This is to be corrected at great expense &ndash; first estimated at $142 million but expected to cost far more <!-- as of November 2006 -->&ndash; probably the largest single cost item in the list of BART seismic retrofits.

'''Berkeley Hills Tunnel'''

In June 
of 2006 Bay Area Rapid Transit (BART) management announced that they have elected not to modify the Berkeley Hills Tunnel, which actually penetrates the Hayward Fault, arguing that it would be cheaper (and less disruptive to current operations) to rebore a misaligned portion after the fact than to protect riders (either by extensive modifications of the tunnel or by replacing it with a higher bore) against the small likelihood that a train (or two) would crash into or be cut in two by a major slippage of the f(contracted; show full)[[Category:Geography of Alameda County, California]]
[[Category:Geography of Contra Costa County, California]]
[[Category:Geography of the San Francisco Bay Area]]
[[Category:Napa County, California]]
[[Category:Solano County, California]]
[[Category:Seismic faults of California]]

[[fr:Faille de Hayward]]