Los Angeles boots seismic force indicator to the curb

Los Angeles boots seismic force indicator to the curb



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Since the 1970s, scientists have watched the curb at Rose and Prospect streets as an indicator of the movement of the Hayward fault; The city installed a handicapped ramp instead.

[Image: A curb in Hayward reveals how much the ground is drifting due to “fault creep”: the red-painted part is slowly, but relentlessly, moving north. Photo by Geoff Manaugh - his rights reserved].
[Image: A curb in Hayward reveals how much the ground is drifting due to “fault creep”: the red-painted part is slowly, but relentlessly, moving north. Photo by Geoff Manaugh - his rights reserved].

LOS ANGELES, July 5, 2016 – The corner of Rose and Prospect streets in Hayward, California, were more than a place to meet.  But that has all changed now that an iconic curb that has moved out alignment by what looks like a couple of inches, and has been an indicator of the movement, deep underground, of the Hayward Fault, has been fixed.

RonGong Lin, II of the LA Times reports this story.

Note: Image of curbs before workers ‘fixed’ the seismic indicator courtesy of Geoff Manugh – http://www.bldgblog.com/ – Image used for illustrative and educational purposes)

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