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Flight crew of a B767 overshot assigned cruising altitude resulting in a loss of separation with another air carrier aircraft.
| Attributes | |
| ACN | 468311 |
| Time | |
| Date | 200003 |
| Day | Fri |
| Local Time Of Day | 0601 To 1200 |
| Place | |
| Locale Reference | intersection : sonny |
| State Reference | CA |
| Altitude | msl bound lower : 31000 msl bound upper : 32000 |
| Environment | |
| Flight Conditions | VMC |
| Weather Elements | Turbulence |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | artcc : zoa.artcc |
| Operator | common carrier : air carrier |
| Make Model Name | B767 Undifferentiated or Other Model |
| Operating Under FAR Part | Part 121 |
| Navigation In Use | other |
| Flight Plan | IFR |
| Aircraft 2 | |
| Controlling Facilities | artcc : zoa.artcc |
| Make Model Name | Commercial Fixed Wing |
| Operating Under FAR Part | Part 121 |
| Navigation In Use | other |
| Flight Phase | cruise : level |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | government : faa |
| Function | controller : radar |
| Experience | controller radar : 5 |
| ASRS Report | 468311 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp |
| Events | |
| Anomaly | altitude deviation : overshoot conflict : airborne less severe inflight encounter : turbulence non adherence : required legal separation non adherence : clearance |
| Independent Detector | atc equipment other atc equipment : radar other controllera |
| Resolutory Action | controller : issued alert flight crew : returned to assigned altitude |
| Miss Distance | horizontal : 18000 vertical : 1500 |
| Supplementary | |
| Problem Areas | Weather Flight Crew Human Performance |
| Primary Problem | Flight Crew Human Performance |
| Air Traffic Incident | Pilot Deviation |
Narrative:
B767 issued clearance to climb to FL310, after questioning ride. He climbed beyond FL310 and lost separation with an aircraft at FL330. Restating altitude assigned could have prevented error.
Original NASA ASRS Text
Title: FLC OF A B767 OVERSHOT ASSIGNED CRUISING ALT RESULTING IN A LOSS OF SEPARATION WITH ANOTHER ACR ACFT.
Narrative: B767 ISSUED CLRNC TO CLB TO FL310, AFTER QUESTIONING RIDE. HE CLBED BEYOND FL310 AND LOST SEPARATION WITH AN ACFT AT FL330. RESTATING ALT ASSIGNED COULD HAVE PREVENTED ERROR.
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.