The train crash took place on the track near the city of Offenbach, close to Frankfurt, police said.

Story highlights

The train collided with a maintenance crane on the track, police say

The collision occurred near the city of Offenbach, close to Frankfurt

The train driver and two construction workers died, police say

Berlin CNN  — 

Three people died and 13 were injured when a German commuter train collided with a maintenance crane Friday morning, German police said.

The collision occurred on the track near the city of Offenbach, outside Frankfurt, police said.

The driver and two construction workers were killed. Several of the train’s 35 passengers were seriously injured and are receiving hospital treatment.

German authorities are investigating the cause of the accident, police said.

The train, a regional service, was traveling from Frankfurt to Hanau.

CNN’s Laura Perez Maestro contributed to this report.