No fatalities

Airplane Skids Off Runway After Pilot Brakes to Avoid Deer

Crossville, TN, United States

On May 20, 2012, a CESSNA 172R operated by CITADEL AVIATION LLC was involved in an aviation accident near Crossville, TN. No fatalities were reported. Investigators recorded the probable cause as: The pilot's attempt to avoid a deer on the runway, which resulted in a runway excursion. This summary draws on records from NTSB; 12 related events involving the same aircraft type or operator are linked below.

SourcesNTSBPrimary reportUpdated 2026-08-03Data APIEditorial standards

During the landing roll, a pilot applied brakes to avoid a deer on the runway. The airplane skidded off the runway and collided with a ditch, sustaining substantial damage to the firewall.

Accident Sequence

According to the pilot, while on the landing roll he observed a deer on the runway. In an effort to prevent a collision with the animal, the pilot applied the brakes. The braking action caused the airplane to skid off the side of the runway. The aircraft continued beyond the runway surface and eventually struck a ditch.

Damage and Examination

A post-accident examination of the airplane revealed that the firewall sustained substantial damage. The extent of the damage was sufficient to consider the airframe significantly compromised.

Pilot Report

The pilot reported that there were no preimpact mechanical malfunctions or failures with the airplane that would have precluded normal operation. This indicates that the aircraft was functioning properly prior to the incident.

Contributing factors

Effect on operation

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Frequently asked questions

What happened in the 20 May 2012 CESSNA 172R accident near Crossville, TN?

During the landing roll, a pilot applied brakes to avoid a deer on the runway. The airplane skidded off the runway and collided with a ditch, sustaining substantial damage to the firewall.

Were there any fatalities in the 20 May 2012 CESSNA 172R accident?

No fatalities were recorded in this accident.

What aircraft was involved and where did it happen?

The accident on 20 May 2012 involved a CESSNA 172R, operated by CITADEL AVIATION LLC, at Crossville, TN.

What was the probable cause of the accident?

The pilot's attempt to avoid a deer on the runway, which resulted in a runway excursion.