A 19-year-old man was taken to hospital after a brick was thrown at his car while he was driving under a Mandurah overpass on Monday afternoon.

Mandurah Detectives said the 19-year-old man had been driving along Mandurah Road towards the Gordon Road footbridge overpass at around 4.20pm.

The aftermath from the brick throwing incident. Credit:WA Police

It is believed a person standing on the overpass threw a brick at his car and it shattered the windscreen.

The brick struck the man's arm and he was later rushed to Peel Health Campus for treatment on a possible broken wrist.