A gasoline tanker truck crashed and exploded into a tower of flames early Sunday, causing a 170-foot stretch of a major Bay Area freeway interchange to warp and collapse on the freeway below, authorities said.

The accident forced the closure of two damaged sections of the heavily traveled maze east of the Bay Bridge, which carries 270,000 vehicles to and from San Francisco each day. Repairs are expected to disrupt traffic for weeks and, some say, months reports the Los Angeles Times.

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