The Mecosta County Sheriff's office is investigating a bus accident that occurred Friday.

The accident involving a Chippewa Hills School District bus happened on 10th ave north of Hoover Rd in Fork Twp.

The bus driver was just north of a bus stop when students were being disorderly on the bus. The driver stopped the bus to address the disorderly kids. The driver didn't properly engage the braking mechanism before going to the back of the bus to address the disorderly students. The bus rolled forward running off the road and hitting a barbwire fence then coming to a stop in a field.

Two students received treated for non life threatening injuries.

The accident is still under investigation.