A teenage girl has been airlifted to hospital after she was struck by a garbage truck south-east of Melbourne.
A police spokesman said the 17-year-old girl was hit about 8.10am on the corner of Cranbourne-Frankston Road and Long Street, at Langwarrin.
The driver of the truck, a 54-year-old Frankston man, is in custody and assisting investigators with their enquiries.
The Cranbourne teen was airlifted to the Royal Melbourne Hospital in a critical condition.
A Victorian Ambulance spokesman said the girl was treated at the scene and flown to hospital with abdomen, pelvis and leg injuries.
Anyone who may have witnessed the collision is urged to call Crime Stoppers on 1800 333 000.