# Accident 20060315006819A: Boeing 757222, Cheyenne, WY, March 15, 2006

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: March 15, 2006, 17:14 local time
- Place: Cheyenne, WY
- Phase of flight: Normal Cruise
- Operating rules: Air carrier (Part 121)
- Operator: UALA
- Location: 41.3031° N, 95.8942° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=41.3031&lon=-95.8942&mi=10
- Aircraft: N518UA, registered now (https://openairdocs.org/aircraft/N518UA) (OpenAirDocs)
- Registry model: Boeing 757-222 (registry code 1384956, https://openairdocs.org/model/boeing-757-222) (OpenAirDocs)
- Registry engine: Pratt & Whitney PW2040 (registry code 52121, https://openairdocs.org/engine/pratt-whitney-pw2040) (OpenAirDocs)
- Reported make and model: BOEING 757222
- People aboard: 2
- Fatal injuries: 0
- Pilot flight hours: 2,778 in this make and model, 160 in the last 90 days
- NTSB investigation: [NTSB CHI06LA099](https://openairdocs.org/ntsb/CHI06LA099) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20060315006819A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

(-23) UAL/8 B757/J ENROUTE FROM SFO TO JFK DIVERTED TO OMA DUE TO MOUNTAIN WAVE TURBULENCE OVER CHEYENNE, WY. FLIGHT ATTENDANT HAS BROKEN WRIST AND POSSIBLE BROKEN RIBS. AIRCRAFT LANDED OMA AT 2311Z WITHOUT INCIDENT.

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB CHI06LA099](https://openairdocs.org/ntsb/CHI06LA099), Mar 15, 2006: Boeing 757-222 (N518UA), Omaha, NE, no damage. Probable cause: An inadvertent encounter with unforecast mountain wave turbulence during cruise flight. A contributing factor was the mountain wave (terrain induced) turbulence.

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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