Six vehicles crashed in the incident and firefighters are currently battling a grass fire beside the highway.
TEEN was 'assisting police with inquiries' following the incident.
Colin Boyce says the LNP will establish a commission to provide "independent advice".
One person has been taken to hospital with non-life-threatening injuries.
The Bureau of Meteorology has issued a severe storm warning.
CASA investigated the incident and no action was taken.
New concrete bridges at Raglan and Ambrose will open today.
The One Nation leader will launch candidate Amy Lohse's campaign.
The Observer is launching #SnapGladstone – a social media initiative to promote what we all love about living here.
Emergency services have arrived at the scene.