The driver of a semi-trailer which rolled on Burley Griffin Way near Binalong has escaped with minor injuries.
NSW Police said a Western Star semi-trailer crashed at 1.15pm on Thursday, December 12.
The vehicle was travelling south and rolled while negotiating the corner of Queen Street.
"The driver was conveyed to Yass District Hospital with minor injuries and a salvage operation is underway," Inspector Matthew Hinton said.
The truck was transporting agricultural lime which has not been spilled.
There is no major delays to traffic, Inspector Hinton said.
NSW police have remained on scene and are waiting for a heavy-vehicle tow truck. It is expected to be cleared by about 5pm.