SAN FRANCISCO (KGO) -- The driver of a runaway dump truck that smashed into nine parked cars in San Francisco has been cited for negligence.
The truck rolled backwards down a steep section of Divisadero Street between Vallejo and Broadway last Tuesday.
Police say the truck smashed into nine parked cars before crashing into a tree on a sidewalk. Three people suffered minor injuries in the incident.
RELATED: Minor injuries reported after runaway dump truck rams 9 cars in Pacific Heights
The investigation found the truck was overloaded and the emergency brakes malfunctioned.
Additionally, investigators say the driver ignored safety precautions by not curbing the tires or chocking the wheels.
An SFPD source says the company has had "prior safety violations."
Runaway dump truck driver cited for negligence in San Francisco
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