Sort Threats, Errors, and Undesired States
Classify operational events as threats, errors, or undesired states in the TEM model.
Sort each turnaround event into the TEM category that best fits it. Threat Error Undesired State Fuel truck arrives 12 minutes late because of ramp congestion Headset operator says 'copy' without repeating the brake-release status Aircraft begins push while belt loader remains inside the safety envelope Thunderstorm cell blocks the planned departure fix Ramp sends a final bag count that omits late gate-check bags Cabin reports a door status mismatch after boarding complete A trainee works headset during a time-compressed turn Ramp lead skips the threat huddle before a nonstandard push
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