SAN FRANCISCO (CBS SF) — A small grass fire along Interstate 80 in San Francisco closed down the Fremont Street off-ramp Saturday night, according to the San Francisco Fire Department.

The fire was reported shortly before 9:30 p.m. near Beale and Bryant streets.

Small grass fire along I-80 in S.F. (Image via Citizen App)

It was contained at just one-half acre and the fire was under control around 10:30 p.m. No structures were damaged and no injuries were reported.

Investigators believe the blaze was caused by a cooking or heating fire that got out of control.

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