On June 12, 1993, an Alon A2 (registration N6515Q) operated by Peggy H. Cox was involved in an aviation accident near Goodyear, AZ. Investigators recorded the probable cause as: The pilot misjudged the left wing clearance from a steam roller while taxiing past a construction zone. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive.
During taxi back to parking, a pilot misjudged wing clearance while passing a construction zone, resulting in the left wingtip striking a steam roller and damaging the outboard 12 inches.
Incident Details
A pilot was taxiing an aircraft back to its parking space on a taxiway. The taxiway was undergoing widening work, and the pilot had to navigate past men and heavy equipment engaged in the construction. As she began to pass the construction zone, she was monitoring two trucks moving on her right side. While doing so, she misjudged the clearance of the left wing from a steam roller located on the left. The left wing tip collided with the steam roller, causing damage to the outboard 12 inches of the left wing.
Damage
The collision resulted in structural damage to the outboard portion of the left wing. No other damage or injuries were reported in the source.
Probable cause
The pilot misjudged the left wing clearance from a steam roller while taxiing past a construction zone.