SAN FRANCISCO (CBS SF) — A San Francisco Municipal Railway bus caught fire in the city’s Rincon Hill neighborhood Thursday morning, a Muni spokesman said.

The back of the 30X-Marina Express bus was reported on fire around 8:45 a.m. at a stop at Howard and Main streets, Muni spokesman Paul Rose said.

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Muni crews quickly put out the fire, which started in the engine compartment in the back of the bus, Rose said.

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There were no passengers onboard and the driver was able to get out safely, Rose said.

The last passengers had gotten off at the previous stop on the inbound route.

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Rose said the bus is an older-model coach that has been towed to a bus yard to evaluate the damage and cause of the blaze.