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Altitude deviation altitude excursion as air carrier large transport climbs towards wrong altitude. A case of clearance interpretation readback hearback disputed.
| Attributes | |
| ACN | 346910 |
| Time | |
| Date | 199609 |
| Day | Tue |
| Local Time Of Day | 0601 To 1200 |
| Place | |
| Locale Reference | atc facility : tpa |
| State Reference | FL |
| Altitude | msl bound lower : 12000 msl bound upper : 12500 |
| Environment | |
| Flight Conditions | VMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | tracon : tpa |
| Operator | common carrier : air carrier |
| Make Model Name | Commercial Fixed Wing |
| Operating Under FAR Part | Part 121 |
| Navigation In Use | Other Other |
| Flight Phase | climbout : intermediate altitude |
| Route In Use | departure other enroute : on vectors |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : flight engineer pilot : atp |
| Experience | flight time last 90 days : 200 flight time total : 15000 flight time type : 2000 |
| ASRS Report | 346910 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Qualification | pilot : commercial pilot : instrument |
| Events | |
| Anomaly | altitude deviation : excursion from assigned altitude non adherence : clearance other anomaly other |
| Independent Detector | other controllera |
| Resolutory Action | controller : issued new clearance other |
| Consequence | Other |
| Supplementary | |
| Primary Problem | ATC Human Performance |
| Air Traffic Incident | Pilot Deviation Operational Deviation |
Narrative:
While climbing out of tampa being vectored around small thunderstorm, our clearance was 320 degree heading and 13000 ft. At 12500 ft departure questioned our altitude and stated we were only cleared to 12000 ft. I believe we read back 13000 ft twice to the controller.
Original NASA ASRS Text
Title: ALTDEV ALT EXCURSION AS ACR LGT CLBS TOWARDS WRONG ALT. A CASE OF CLRNC INTERP READBACK HEARBACK DISPUTED.
Narrative: WHILE CLBING OUT OF TAMPA BEING VECTORED AROUND SMALL TSTM, OUR CLRNC WAS 320 DEG HDG AND 13000 FT. AT 12500 FT DEP QUESTIONED OUR ALT AND STATED WE WERE ONLY CLRED TO 12000 FT. I BELIEVE WE READ BACK 13000 FT TWICE TO THE CTLR.
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.