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ATC intervened to correct an altitude descent error given to the flight crew of an medium large transport. ATC apologized for their error when requesting the flight crew return to the originally assigned descent altitude.
| Attributes | |
| ACN | 360955 |
| Time | |
| Date | 199702 |
| Day | Sat |
| Local Time Of Day | 0601 To 1200 |
| Place | |
| Locale Reference | atc facility : vkz |
| State Reference | FL |
| Altitude | msl bound lower : 30300 msl bound upper : 31000 |
| Environment | |
| Flight Conditions | Mixed |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | artcc : zjx tower : lga |
| Operator | common carrier : air carrier |
| Make Model Name | Commercial Fixed Wing |
| Operating Under FAR Part | Part 121 |
| Navigation In Use | Other Other |
| Flight Phase | descent other |
| Route In Use | arrival other arrival star : star |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp pilot : flight engineer |
| Experience | flight time last 90 days : 250 flight time total : 25900 flight time type : 8500 |
| ASRS Report | 360955 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Qualification | pilot : commercial pilot : instrument |
| Events | |
| Anomaly | other anomaly other |
| Independent Detector | other controllera |
| Resolutory Action | flight crew : returned to intended course or assigned course other |
| Consequence | Other |
| Supplementary | |
| Primary Problem | ATC Human Performance |
| Air Traffic Incident | Operational Error |
Narrative:
En route to fll at FL350. Descent clearance given to FL310. During descent, clearance was amended to descend to FL290. At FL303 ZJX asked where we were going and to climb to FL310. The first officer responded that we were cleared to FL290 and at the same time a TA was received. The controller said 'sorry.' he was very busy and erred in our assigned altitude.
Original NASA ASRS Text
Title: ATC INTERVENED TO CORRECT AN ALT DSCNT ERROR GIVEN TO THE FLC OF AN MLG. ATC APOLOGIZED FOR THEIR ERROR WHEN REQUESTING THE FLC RETURN TO THE ORIGINALLY ASSIGNED DSCNT ALT.
Narrative: ENRTE TO FLL AT FL350. DSCNT CLRNC GIVEN TO FL310. DURING DSCNT, CLRNC WAS AMENDED TO DSND TO FL290. AT FL303 ZJX ASKED WHERE WE WERE GOING AND TO CLB TO FL310. THE FO RESPONDED THAT WE WERE CLRED TO FL290 AND AT THE SAME TIME A TA WAS RECEIVED. THE CTLR SAID 'SORRY.' HE WAS VERY BUSY AND ERRED IN OUR ASSIGNED ALT.
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.