GREENVILLE, WI (WTAQ) - Officials at Outagamie County Regional Airport say a construction worker was injured Wednesday when his forklift fell on its side.

The injured worker is employed by Elmstar Electric of Kaukauna, which is one of the contractors working on the taxiway construction at the airport.

It happened around 2:40 p.m. 

Airport officials say he was rushed to Theda Clark Medical Center in Neenah. He's listed in serious condition.

The incident remains under investigation.