EMERGENCY services were called to a truck rollover at Hansen Rd, Yarwun yesterday afternoon.
It's believed the driver of the semitrailer lost control of the vehicle after travelling through a roundabout about 4.20pm.
The crash occurred outside Rio Tinto's Yarwun refinery.
A male driver is believed to have sustained minor lacerations during the crash.
The road was blocked for a short time before the vehicle carrying rocks was moved to the side of the road.
Gladstone Police, Queensland Fire and Rescue Service and Queensland Ambulance Service crews were called to the scene.
Gladstone Police said alcohol was not a factor in the crash.