ST JOHNS COUNTY, Fla. -

Two motorcyclists were hurt when a lawnmower fell off a trailer being towed by an SUV and collided with the motorcycle, according to the Florida Highway Patrol.

It happened about 4:20 p.m. Saturday on State Road 13 in St. Johns County, just south of the Shands Bridge.

The FHP said the large mower fell off the trailer, rolled down the road and crossed the center line into the path of the motorcycle. Nicholas Link, 30 was identified as the driver of an SUV that was towing the trailer.

Rider Barbara Fabian, 63, was flown by air ambulance to UF Health Jacksonville with life-threatening injuries, while Erik Zipperer, 49, who was operating the motorcycle, was taken to Baptist South with serious injuries.

The FHP said the crash remains under investigation and charges are pending.