BANGOR TOWNSHIP, Mich (WZZM) -- Deputies in Van Buren County say a motorcyclist lost his leg in a collision with a van.

The accident happened around 2 p.m. Tuesday at the intersection of County Road 687 and 48th Avenue in Bangor Township.

Deputies say Mark Watkins, 44,had just stopped his Ford Econoline van at the intersection and was continuing westbound when he drove into the path of Charles Meachum, 62, who was riding his Yamaha motorcycle southbound on CR687.

Meachum, was wearing a helmet at the time of the collision, but his left leg was severed below the knee in the crash. Meachum was then airlifted to a local hospital and is listed in critical condition. He also sufferedmultiple broken ribs, a broken arm and bruises. Watkins was not injured.

The accident is under investigation.