Police have confirmed a 53-year-old Goulburn man was injured at the Copford Road business.
They were called at 11am to the Dragon Glass Lamination business.
Inspector Matt Owen said panels of tough glass had fallen from a framework the man was working on and its weight had pinned him.
Emergency services released the man at 11.42am and he was transferred into an ambulance. He was stabilised before being airlifted to Canberra Hospital by the Toll Helicopter, which had landed at the site.
Police Rescue and NSW Fire and Rescue also attended the scene.
Dragon Glass Lamination has released a statement on today's accident at its Copford Road operation.
The company's business manager, Leigh Hackney, declined to reveal further details on the circumstances at this stage, saying it remained under investigation.
"The individual involved sustained a fractured leg and femur and is expected to make a full recovery," he said in a statement.
"Dragon Glass Lamination will be conducting a full investigation in conjunction with Work Cover. The police, who attended the scene, have handed the matter back to WorkCover as the investigation does not warrant their involvement.
"Dragon Glass Lamination has an ongoing commitment to the best workplace safety."
SafeWork NSW is onsite investigating an the workplace accident at a Copford Road business.
A spokesman confirmed the man was trapped beneath glass.
"The man was airlifted to Canberra Hospital. SafeWork's investigation is ongoing," he said.
A man has been pinned under 500kg of glass sheeting in a factory in Goulburn.
Remarkably, Ambulance Media have advised the man is in a stable condition.
"The 53-year-old Goulburn man is pinned under glass, being held down at the pelvis," the Ambulance spokesperson said.
"His observations are stable, but he remains trapped."
There are two ambulances, a Toll helicopter and NSW Fire and Rescue onsite.
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