UPDATE: A fuel truck has left the road in an incident on-site at the Toowoomba Second Range Crossing.
Nexus has confirmed the incident happened at the construction site after emergency services were called to a truck rollover at 12.30pm.
"Queensland Fire and Emergency Services have responded," the spokesperson said.
"No environmental impacts have occurred as a result of the incident.
"Nexus is fully committed to safety and will continue to work with our work force, sub-contractors and relevant authorities to achieve high standards on this project."
One man was taken in a stable condition to Toowoomba Hospital with minor head injuries.
Workplace Health and Safety Queensland is now investigating the incident.
EARLIER: One person has been injured after a truck rolled at a Toowoomba Second Range Crossing work site.
Emergency services were called to the site, near the intersection of Morleys and Wallens Rd at Ballard, about 12.30pm.
A Queensland Fire and Emergency Services spokeswoman said there were two crews on scene.
She said there did not appear to be any fuel leaks.
A Queensland Ambulance Service spokeswoman said one man was treated at the scene before being taken to hospital.
She said the man had a head injury that appeared to be reasonably minor.
He was taken in a stable condition to Toowoomba Hospital.
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