The crane was being used to renovate the Arlington Hotel near Leavenworth and Ellis.
Thankfully, no one was injured in this accident.
"It's nothing short of a miracle that nobody was seriously injured at all," SFPD Captain Joe Garrity told media outlets.
The police have closed the intersection for investigation. Traffic may ensue. Consider yourself warned.
We put in a call to get the details from the police, and will update you when we find out more.
Due to San Francisco's recent construction boom, the city is supervising similar projects to prevent these types of accidents.