Four people required medical assistance after a shunting regional train collided with the side of a InterCityExpress (ICE) train at the Worms main station, south of Frankfurt, police said on Tuesday.
One of the 13 carriages of the high-speed train from Munich to Hamburg had derailed due to the collision. Nobody was seriously injured, however the regional train driver, who was the only person on board, was in shock.
The ICE was carrying 520 people. After the collision, a train attendant complained of circulatory problems and two passengers had pain in their wrist and neck respectively, the Kaiserslautern Federal Police Inspectorate said on Tuesday.
According to the railway company, the passengers were to be taken to Frankfurt by bus. The cause of the accident and the extent of the damage were initially unclear.
Rail accident investigators from the German Federal Police and the Federal Railway Authority were investigating.
Worms station and the railway line between Worms and Frankfurt Airport were temporarily closed on Tuesday. According to a spokesman for the railway, traffic at the station is expected to resume on Wednesday.
The Deutsche Bahn emergency control centre informed the Federal Police about the accident at 9:05 am (0705 GMT).