A car was involved in a crash on the A7 between Colmar-Berg and Mersch at about 2pm, causing two injuries.
Forty minutes later two cars collided on the route linking Colmar-Berg and Bissen. Five people were injured in the collision.
Just before 5pm, a car crashed into a wall on Place Marie-Adelaide in Ettelbruck. The emergency services attended to two individuals who sustained injuries.
