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B757 at FL330 eastbound encountered wake turbulence from westbound aircraft at FL340; resulting in minor injuries to a flight attendant.
| Attributes | |
| ACN | 1162402 |
| Time | |
| Date | 201404 |
| Local Time Of Day | 0001-0600 |
| Place | |
| Locale Reference | ZOA.ARTCC |
| State Reference | CA |
| Aircraft 1 | |
| Make Model Name | B757 Undifferentiated or Other Model |
| Operating Under FAR Part | Part 121 |
| Flight Phase | Cruise |
| Route In Use | Oceanic Airway R578 |
| Flight Plan | IFR |
| Aircraft 2 | |
| Make Model Name | Commercial Fixed Wing |
| Operating Under FAR Part | Part 121 |
| Person 1 | |
| Function | Pilot Not Flying Captain |
| Experience | Flight Crew Last 90 Days 230 Flight Crew Total 23000 Flight Crew Type 6000 |
| Events | |
| Anomaly | Inflight Event / Encounter Wake Vortex Encounter |
Narrative:
[We were] level at FL330 eastbound on R578 between fapis and fomas when [we] encountered wake turbulence from a westbound aircraft at FL340. Westbound aircraft appeared to be directly on route while [we were] offset 1 NM right of course as per company policy. Turbulence was of moderate intensity and lasted approximately 30 seconds. Seat belt sign was off prior to the encounter and flight attendants were serving in the aisle. No passengers were injured but [one] flight attendant sustained bruises to her elbow and back.
Original NASA ASRS Text
Title: B757 at FL330 eastbound encountered wake turbulence from westbound aircraft at FL340; resulting in minor injuries to a flight attendant.
Narrative: [We were] level at FL330 eastbound on R578 between FAPIS and FOMAS when [we] encountered wake turbulence from a westbound aircraft at FL340. Westbound aircraft appeared to be directly on route while [we were] offset 1 NM right of course as per company policy. Turbulence was of moderate intensity and lasted approximately 30 seconds. Seat belt sign was off prior to the encounter and flight attendants were serving in the aisle. No passengers were injured but [one] flight attendant sustained bruises to her elbow and back.
Data retrieved from NASA's ASRS site 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.