WATCH: Unbuckled bus driver falls out of seat, crashes bus in dramatic video

A Philadelphia bus driver is facing disciplinary action after falling out of her seat Tuesday and narrowly missing a freight train during a crash.

READ MORE: School bus driver under the influence crashes into bridge

Dramatic surveillance footage shows the unidentified 10-year SEPTA (Southeastern Pennsylvania Transportation Authority) veteran attempt to make a U-turn before sliding out of her seat and falling to the floor. Passengers inside the bus were tossed around as the bus jumped a divider and ended up on train tracks – narrowly avoiding a freight train.

The driver was allegedly not wearing her seat belt and was eventually brought to hospital, along with two female passengers, with non-life-threatening injuries, according to a local NBC affiliate.

Get daily National news

Get the day's top news, political, economic, and current affairs headlines, delivered to your inbox once a day.

Sign up for daily National newsletter Sign Up

By providing your email address, you have read and agree to Global News' Terms and Conditions and Privacy Policy.

“We believe that this accident would not have occurred if she had her seat belt on,” said SEPTA spokeswoman Jerri Williams.