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ZBW controller experienced operational error at approximately FL330 during OJT session when incorrect clearance and/or read back was missed by instructor.
| Attributes | |
| ACN | 750531 |
| Time | |
| Date | 200708 |
| Place | |
| Locale Reference | navaid : alb.vortac |
| State Reference | NY |
| Altitude | msl single value : 33000 |
| Environment | |
| Flight Conditions | VMC |
| Light | Dusk |
| Aircraft 1 | |
| Controlling Facilities | artcc : zbw.artcc |
| Operator | common carrier : air carrier |
| Make Model Name | B717 |
| Operating Under FAR Part | Part 121 |
| Flight Phase | descent : intermediate altitude ground : maintenance |
| Flight Plan | IFR |
| Aircraft 2 | |
| Controlling Facilities | artcc : zbw.artcc |
| Operator | common carrier : air carrier |
| Make Model Name | Regional Jet CL65 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 |
| Experience | controller limited radar : 19.5 controller non radar : 19.5 controller radar : 19.5 controller time certified in position1 : 5 controller time certified in position2 : 6 |
| ASRS Report | 750531 |
| Events | |
| Anomaly | conflict : airborne critical non adherence : required legal separation |
| Independent Detector | atc equipment : conflict alert aircraft equipment : tcas other controllera |
| Resolutory Action | controller : issued alert controller : issued new clearance flight crew : took evasive action |
| Consequence | faa : investigated |
| Miss Distance | horizontal : 15000 vertical : 700 |
| Supplementary | |
| Problem Areas | ATC Human Performance |
| Primary Problem | ATC Human Performance |
| Air Traffic Incident | Operational Error |
Narrative:
I believe air carrier X was issued and read back FL330; data block indicated such. TA was issued to air carrier X and air carrier Y. Air carrier Y advised responding to RA; instructor overrode trainee; issued immediate climb; separation was lost.
Original NASA ASRS Text
Title: ZBW CTLR EXPERIENCED OPERROR AT APPROX FL330 DURING OJT SESSION WHEN INCORRECT CLRNC AND/OR READ BACK WAS MISSED BY INSTRUCTOR.
Narrative: I BELIEVE ACR X WAS ISSUED AND READ BACK FL330; DATA BLOCK INDICATED SUCH. TA WAS ISSUED TO ACR X AND ACR Y. ACR Y ADVISED RESPONDING TO RA; INSTRUCTOR OVERRODE TRAINEE; ISSUED IMMEDIATE CLB; SEPARATION WAS LOST.
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.