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ARTCC controller failed to maintain standard separation between a B737-300 climbing through another B737's cruising altitude.
| Attributes | |
| ACN | 471470 |
| Time | |
| Date | 200005 |
| Day | Tue |
| Local Time Of Day | 1801 To 2400 |
| Place | |
| State Reference | MD |
| Altitude | msl single value : 33000 |
| Environment | |
| Flight Conditions | VMC |
| Light | Night |
| Aircraft 1 | |
| Controlling Facilities | artcc : zdc.artcc |
| Operator | common carrier : air carrier |
| Make Model Name | B737-300 |
| Operating Under FAR Part | Part 121 |
| Navigation In Use | other vortac |
| Flight Phase | climbout : vacating altitude |
| Flight Plan | IFR |
| Aircraft 2 | |
| Controlling Facilities | artcc : zdc.artcc |
| Operator | common carrier : air carrier |
| Make Model Name | B737-700 |
| Operating Under FAR Part | Part 121 |
| Navigation In Use | other vortac |
| Flight Phase | cruise : level |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | government : faa |
| Function | controller : radar |
| Qualification | controller : radar |
| Experience | controller radar : 15 |
| ASRS Report | 471470 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp |
| Events | |
| Anomaly | conflict : airborne less severe non adherence : required legal separation |
| Independent Detector | atc equipment : conflict alert atc equipment other atc equipment : radar other controllera |
| Resolutory Action | none taken : detected after the fact |
| Miss Distance | horizontal : 28000 vertical : 1000 |
| Supplementary | |
| Problem Areas | ATC Human Performance |
| Primary Problem | ATC Human Performance |
| Air Traffic Incident | Operational Error |
Narrative:
Aircraft sbound climbing to FL350 diverging from airway of aircraft level at FL330 passed with less than standard horizontal separation.
Original NASA ASRS Text
Title: ARTCC CTLR FAILED TO MAINTAIN STANDARD SEPARATION BTWN A B737-300 CLBING THROUGH ANOTHER B737'S CRUISING ALT.
Narrative: ACFT SBOUND CLBING TO FL350 DIVERGING FROM AIRWAY OF ACFT LEVEL AT FL330 PASSED WITH LESS THAN STANDARD HORIZ SEPARATION.
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.