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ARTCC controller climbs aircraft through an occupied altitude resulting in less than standard separation.
| Attributes | |
| ACN | 321658 |
| Time | |
| Date | 199511 |
| Day | Tue |
| Local Time Of Day | 1801 To 2400 |
| Place | |
| Locale Reference | atc facility : orf |
| State Reference | VA |
| Altitude | msl bound lower : 28000 msl bound upper : 29000 |
| Environment | |
| Light | Night |
| Aircraft 1 | |
| Controlling Facilities | artcc : zdc |
| Operator | common carrier : air carrier |
| Make Model Name | Any Unknown or Unlisted Aircraft Manufacturer |
| Flight Phase | climbout : intermediate altitude |
| Flight Plan | IFR |
| Aircraft 2 | |
| Operator | common carrier : air carrier |
| Make Model Name | Any Unknown or Unlisted Aircraft Manufacturer |
| Flight Phase | cruise other |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | government : faa |
| Function | controller : radar |
| Qualification | controller : radar |
| Experience | controller radar : 12 |
| ASRS Report | 321658 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp |
| Events | |
| Anomaly | conflict : airborne less severe non adherence : published procedure non adherence : required legal separation |
| Independent Detector | atc equipment other atc equipment : unspecified |
| Resolutory Action | none taken : detected after the fact |
| Consequence | Other |
| Miss Distance | horizontal : 19200 vertical : 400 |
| Supplementary | |
| Primary Problem | ATC Human Performance |
| Air Traffic Incident | Operational Error |
Narrative:
1 aircraft was northbound at FL290. The other aircraft sbound at FL280. Aircraft at FL280 was climbed to FL330 and immediately told to maintain FL280. Aircraft had already started climb.
Original NASA ASRS Text
Title: ARTCC CTLR CLBS ACFT THROUGH AN OCCUPIED ALT RESULTING IN LTSS.
Narrative: 1 ACFT WAS NBOUND AT FL290. THE OTHER ACFT SBOUND AT FL280. ACFT AT FL280 WAS CLBED TO FL330 AND IMMEDIATELY TOLD TO MAINTAIN FL280. ACFT HAD ALREADY STARTED CLB.
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.