Southbound lanes of Mugga Lane in Symonston were closed to traffic on Thursday after a truck rollover.
The incident occurred around 11.45am.
The rollover ignited a small fire which was quickly extinguished.
The truck driver and passenger were extricated by ACT Fire & Rescue and transported to hospital by ambulance. The nature of their injuries is unknown.
Rescue crews were expected to remain at the scene for some time as specialist equipment was brought in to recover the truck and remove it.
Drivers were requested to avoid the area.
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