Narrative:

Damage incurred to left wingtip/scimitar; occurred during towing operations to the west satellite parking area. As the operator approached the lead in line; the wingtip made contact with the mobile stairs that were staged rampside. The marshaller attempted to halt progress of the tow; but the tractor operator did not observe the stop signal in a timely manner to avoid any damage to the aircraft.

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Original NASA ASRS Text

Title: Tug driver reported damage to the wingtip of an aircraft being towing due to contact with a set of mobile stairs.

Narrative: Damage incurred to left wingtip/scimitar; occurred during towing operations to the west satellite parking area. As the operator approached the lead in line; the wingtip made contact with the mobile stairs that were staged rampside. The marshaller attempted to halt progress of the tow; but the tractor operator did not observe the stop signal in a timely manner to avoid any damage to the aircraft.

Data retrieved from NASA's ASRS site and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.