A trolley hit a police SUV in San Diego on Wednesday, injuring one officer.

The collision occurred at Buena Vista Avenue and Cuyamaca Street at around 7 p.m. The trolley, which belonged to MTS, struck the cruiser on the right side, severely damaging both vehicles.

The officer, a sergeant with the San Diego County Sheriff’s Department, was injured. The extent of his injuries are unclear, but he was apparently conscious immediately after the crash. He has not been publicly identified.

There were no other injuries.

The collision remains under investigation, but the intersection at which the crash occurred has suffered a number of crashes.