SAN FRANCISCO (CBS SF) – A fire broke out between a homeless encampment and tech bus storage facility in San Francisco early Friday morning.

Officials said the fire broke out under the Interstate 280 freeway at Selby Street and Galvez Avenue in the city’s Bayview neighborhood around 4 a.m.

According to KCBS Radio reporter Matt Bigler, the fire came close to buses that are used to transport employees of tech giant Apple.

Firefighters said that no one was displaced in the fire and that no injuries were reported. The cause of the fire is under investigation.