| Crash location | Unknown |
| Nearest city | Indianapolis, IN
39.768377°N, 86.158042°W |
| Tail number | N519FT |
|---|---|
| Accident date | 31 Jan 1990 |
| Aircraft type | Boeing 727 |
| Additional details: | None |
THE TUG OPERATOR'S FAILURE TO MAINTAIN CONTROL OF THE TUG, POSSIBLY DUE TO HAVING INADVERTENTLY PLACED OR CAUGHT HIS BUILT-UP, STEEL-TOE BOOT UNDER THE BRAKE PEDAL.