 |
37000 Feet | Browse and search NASA's Aviation Safety Reporting System |
|
Less than the applicable separation minima resulted between 2 aircraft. Failure to ensure resulted in an operational error.
| Attributes | |
| ACN | 419960 |
| Time | |
| Date | 199811 |
| Day | Mon |
| Local Time Of Day | 0601 To 1200 |
| Place | |
| Locale Reference | atc facility : ekn |
| State Reference | WV |
| Altitude | msl bound lower : 28000 msl bound upper : 33000 |
| Environment | |
| Flight Conditions | VMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | artcc : zdc |
| Make Model Name | B727-200 |
| Operating Under FAR Part | Part 121 |
| Flight Phase | descent other |
| Aircraft 2 | |
| Operator | common carrier : air carrier |
| Make Model Name | DC-9 Undifferentiated or Other Model |
| Operating Under FAR Part | Part 121 |
| Flight Phase | cruise other |
| Person 1 | |
| Affiliation | government : faa |
| Function | controller : radar |
| Qualification | controller : radar |
| Experience | controller military : 5 controller radar : 24 |
| ASRS Report | 419960 |
| 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 | other controllera |
| Resolutory Action | none taken : anomaly accepted |
| Consequence | Other |
| Miss Distance | vertical : 800 |
| Supplementary | |
| Primary Problem | ATC Human Performance |
| Air Traffic Incident | Operational Error |
Narrative:
At FL330, was descended to FL280. At FL310 was traffic. Did not get 2000 ft below.
Original NASA ASRS Text
Title: LESS THAN THE APPLICABLE SEPARATION MINIMA RESULTED BTWN 2 ACFT. FAILURE TO ENSURE RESULTED IN AN OPERROR.
Narrative: AT FL330, WAS DSNDED TO FL280. AT FL310 WAS TFC. DID NOT GET 2000 FT BELOW.
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.