Manhole Explosion

Smoke rises from a manhole following an underground explosion and fire on the 600 block of Bush St. in San Francisco. (CBS)

SF Underground Explosion Blows Manhole Cover Off; Knocks Out Power

Some 2,100 PG&E customers were without power Friday afternoon in San Francisco’s Chinatown and North Beach neighborhoods after a manhole exploded, authorities said.

04/05/2013

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