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ZOB controller experienced operational error at FL300 as descent clearance was issued through occupied altitude.
| Attributes | |
| ACN | 671919 |
| Time | |
| Date | 200509 |
| Place | |
| Locale Reference | navaid : eck.vortac |
| State Reference | MI |
| Altitude | msl single value : 30000 |
| Environment | |
| Flight Conditions | VMC |
| Light | Night |
| Aircraft 1 | |
| Controlling Facilities | artcc : zob.artcc |
| Operator | common carrier : air carrier |
| Make Model Name | Regional Jet CL65 Undifferentiated or Other Model |
| Operating Under FAR Part | Part 121 |
| Navigation In Use | other vortac |
| Flight Phase | descent : intermediate altitude |
| Flight Plan | IFR |
| Aircraft 2 | |
| Controlling Facilities | artcc : zob.artcc |
| Operator | common carrier : air carrier |
| Make Model Name | Airbus Industrie Undifferentiated or Other Model |
| Operating Under FAR Part | Part 121 |
| Flight Phase | cruise : level |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | government : faa |
| Function | controller : radar |
| Qualification | controller : radar |
| ASRS Report | 671919 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Events | |
| Anomaly | conflict : airborne less severe non adherence : required legal separation |
| Independent Detector | other controllera |
| Resolutory Action | flight crew : took evasive action |
| Consequence | faa : investigated |
| Miss Distance | horizontal : 25800 vertical : 400 |
| Supplementary | |
| Problem Areas | ATC Human Performance |
| Primary Problem | ATC Human Performance |
| Air Traffic Incident | Operational Error |
Narrative:
Airbus northwest of eck sebound descending from FL340 to FL290. Crj just east of eck at FL300 southwest prior to eck and then turning wbound.
Original NASA ASRS Text
Title: ZOB CTLR EXPERIENCED OPERROR AT FL300 AS DSCNT CLRNC WAS ISSUED THROUGH OCCUPIED ALT.
Narrative: AIRBUS NW OF ECK SEBOUND DSNDING FROM FL340 TO FL290. CRJ JUST E OF ECK AT FL300 SW PRIOR TO ECK AND THEN TURNING WBOUND.
Data retrieved from NASA's ASRS site as of January 2009 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.