 |
37000 Feet | Browse and search NASA's Aviation Safety Reporting System |
|
Flight crew of a B737 landed without clearance due to distraction after being cleared for the approach regarding the autoplt coupler.
| Attributes | |
| ACN | 481960 |
| Time | |
| Date | 200008 |
| Day | Wed |
| Local Time Of Day | 0601 To 1200 |
| Place | |
| Locale Reference | airport : sea.airport |
| State Reference | WA |
| Altitude | agl single value : 0 |
| Environment | |
| Flight Conditions | IMC |
| Light | Daylight |
| Aircraft 1 | |
| Operator | common carrier : air carrier |
| Make Model Name | B737 Undifferentiated or Other Model |
| Operating Under FAR Part | Part 121 |
| Navigation In Use | ils localizer & glide slope : 16r other |
| Flight Phase | landing : roll |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Qualification | pilot : atp pilot : instrument pilot : commercial pilot : multi engine |
| Experience | flight time last 90 days : 250 flight time total : 9500 flight time type : 5500 |
| ASRS Report | 481960 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp |
| Events | |
| Anomaly | aircraft equipment problem : less severe incursion : landing without clearance non adherence : far |
| Independent Detector | other flight crewa |
| Resolutory Action | none taken : detected after the fact |
| Supplementary | |
| Problem Areas | ATC Human Performance Aircraft Flight Crew Human Performance |
| Primary Problem | Flight Crew Human Performance |
| Air Traffic Incident | Pilot Deviation |
Narrative:
CAT I ILS runway 16R seatac. Cleared for approach. While configuring to land, autoplt kicked off. After several attempts to reconnect, decision made to disconnect and fly manual while keeping separation on aircraft in front. No one in cockpit recalls being handed off to tower. Landed full stop on approach frequency.
Original NASA ASRS Text
Title: FLC OF A B737 LANDED WITHOUT CLRNC DUE TO DISTR AFTER BEING CLRED FOR THE APCH REGARDING THE AUTOPLT COUPLER.
Narrative: CAT I ILS RWY 16R SEATAC. CLRED FOR APCH. WHILE CONFIGURING TO LAND, AUTOPLT KICKED OFF. AFTER SEVERAL ATTEMPTS TO RECONNECT, DECISION MADE TO DISCONNECT AND FLY MANUAL WHILE KEEPING SEPARATION ON ACFT IN FRONT. NO ONE IN COCKPIT RECALLS BEING HANDED OFF TO TWR. LANDED FULL STOP ON APCH FREQ.
Data retrieved from NASA's ASRS site as of July 2007 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.