A St John Ambulance spokesperson said at this stage all injuries appear to be minor.
A BLUEBIRD Childcare bus was involved in a roll over traffic accident on the Busselton Bypass near Queen Elizabeth Drive at 8.24am on Wednesday.
Emergency services were at the scene and St John ambulance were dealing with up to 10 patients who were injured in the accident.
A St John Ambulance spokesperson said three ambulance crews attended and after an initial assessment only minor injuries have been suffered.
The childcare bus drops off and picks up primary school students aged between 4 and 12 in Busselton.
More to come.