UPDATE 12:30PM: TheCapricorn Highway at Duaringa has reopened to traffic in both lanes.
EARLIER 11AM: BOTH lanes on the CAPRICORN highway have been closed after a serious car crash, two kilometres east of Duaringa on Tuesday morning.
Paramedics are currently on scene assessing two patients following a truck and vehicle incident at around 10.34am this morning.
The Capricorn RACQ Rescue helicopter is currently on route to Duaringa.
Central Highlands Police have advised motorist to avoid the area if possible and to be patient.
It is still unknown how long the highway will be closed.