# NTSB DCA15WA015: Boeing 747 422, N120UA, Frankfurt, Germany, October 22, 2014

- Type: NTSB incident investigation
- Classification: Incident · No injuries · Foreign investigation
- Date: October 22, 2014, 00:00 local (00:00 UTC)
- Place: Frankfurt, Germany
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Defining event: [Landing-flare/touchdown: Abnormal runway contact](https://openairdocs.org/ntsb-events/090)
- Highest injury: No injuries
- Status: Led by another country's authority
- NTSB office: Major Investigations Division
- Lead agency: Other
- NTSB case key (mKey): 90323
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DCA15WA015
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/90323/pdf
- Page: https://openairdocs.org/ntsb/DCA15WA015

## Sequence of events

The events NTSB coded, in order, by phase of flight. The defining event best describes what happened.

- [Landing-flare/touchdown: Abnormal runway contact](https://openairdocs.org/ntsb-events/090) (defining event); cases with it: [Boeing 747-422, 1 case](https://openairdocs.org/ntsb-events/090/sequence.md?model=1384935), [All aircraft, 1,506 cases](https://openairdocs.org/ntsb-events/090/sequence.md)

## Factual narrative

The German Federal Bureau of Aircraft Accident Investigation (BFU) has notified the NTSB of an accident involving a Boeing 747 that occurred on October 22, 2014. The NTSB has appointed a U.S. Accredited Representative to assist the BFU's investigation under the provisions of ICAO Annex 13 as the State of Operator and State of Manufacturer and Design of the airplane. All investigative information will be released by the BFU.

## Aircraft

- Registration: [N120UA](https://openairdocs.org/aircraft/N120UA), registered now, S/N 29166, built 1999 (OpenAirDocs)
- Reported make and model: BOEING 747 422 (422)
- Registry model: [Boeing 747-422](https://openairdocs.org/model/boeing-747-422) (registry code 1384935) (OpenAirDocs)
- Registry engine: [Pratt & Whitney PW4000 series](https://openairdocs.org/engine/pratt-whitney-pw4000-series) (registry code 52119, turbo-fan) (OpenAirDocs)
- Category: Airplane
- Serial number: 29166
- Engines: P&W PW4000 SER 24900 horsepower turbo fan; P&W PW4000 SER 24900 horsepower turbo fan; P&W PW4000 SER 24900 horsepower turbo fan; P&W PW4000 SER 24900 horsepower turbo fan
- Damage: Minor damage
- Operator: United Airlines
- Registered owner: United Airlines Inc

## Other investigations on N120UA (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 LAX07LA204](https://openairdocs.org/ntsb/LAX07LA204), Jun 27, 2007: Boeing 747-422 (N120UA), Oceanic, no damage. Probable cause: An in-flight encounter with turbulence that resulted in serious injury to a flight attendant.

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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.