Incident Overview
A NOTAM in effect at the time of the accident indicated that runway 11/29 had 18 inches of snowbanks and that all taxiway edge lights were obscured by snowbanks. The NOTAM did not indicate that the usable width of the runway was reduced.
Pilot Statement
According to the pilot, after landing on runway 11, while exiting the runway at high speed onto taxiway 'C', the left main landing gear collided with an approximately 18-inch-high berm of ice. He then taxied to the ramp and noted damage to the airplane.
FAA Inspection
An FAA inspector examined runway 11/29 and found an 18-inch-high, 3-foot-wide ice berm on either side of the runway. The inner edge of the ice berm was located approximately 6 to 8 feet inward from each runway edge. The ice berm had an opening for taxiway 'C'.
Aircraft Position
The nosewheel was determined to be approximately 3 feet to the left of the lead-off line from the runway onto the taxiway at the time of the accident.