# Accident 20171217024599A: Embraer S A ERJ 170-200 LR, St Louis, MO, December 17, 2017

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: December 17, 2017, 23:45 local time
- Place: St Louis, MO
- Damage: No damage
- Phase of flight: Landing: Approach
- Operating rules: Air carrier (Part 121)
- Operator: SWIA
- Location: 38.7422° N, 90.3658° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=38.7422&lon=-90.3658&mi=10
- Aircraft: N128SY, registered now (https://openairdocs.org/aircraft/N128SY) (OpenAirDocs)
- Registry model: Embraer S A ERJ 170-200 LR (registry code 3260415, https://openairdocs.org/model/embraer-s-a-erj-170-200-lr) (OpenAirDocs)
- Registry engine: GE CF34-8E5 (registry code 30061, https://openairdocs.org/engine/ge-cf34-8e5) (OpenAirDocs)
- Reported make and model: EMBRAER S A ERJ 170-200 LR
- Reported engine: GE CF34-8E5
- People aboard: 4
- Fatal injuries: 0
- Other injuries: 1
- Pilot certificates: Airline transport, commercial pilot
- Pilot flight hours: 9,059 total, 2,562 in this make and model
- NTSB investigation: [NTSB DCA18CA049](https://openairdocs.org/ntsb/DCA18CA049) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20171217024599A

## Narrative

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

?12-18-17 - WHILE ENROUTE THIS FLIGHT ENCOUNTERED TURBULENCE RESULTING IN FF 47635 SUFFERING A BROKEN ANKLE. THE FF WAS NOT ABLE TO TAKE THE JUMP SEAT FOR LANDING. PASSENGERS ASSISTED IN GETTING THE FF TO THE VERY LAST ROW. FLIGHT CONTINUED TO DESTINATION AND NO EMERGENCY DECLARED AS FAR AS THE OCC IS AWARE OF. OCC WAS NOTIFIED THIS MORNING BY ISC, WHO WERE NOTIFIED BY COMPANY REP AT APPROXIMATELY AT 5AM MT.

12-20-17 - ORIGINALLY IT WAS REPORTED BY OCC AS TURBULENCE, BUT ONCE THEY WERE ABLE TO GET THE PILOT STATEMENTS IT WAS DISCOVERED THAT IT WAS DUE TO PILOT INPUT.

THE AIRCRAFT DFDR WAS DOWN LOADED AND THE DATA ANALYZED. ACCORDING TO THE DATA, THE MAX POSITIVE G FORCE EXPERIENCED WAS 1.727G. THE THRESHOLD IS 1.9G PER AMM 05-50-28-210-801-A. NO FURTHER INSPECTION IS REQUIRED. THE MAX NEGATIVE G FORCE IS -0.7, THE FORCE EXPERIENCED WAS +0.746G.

THIS INVESTIGATION BEGAN AS AN OCCURRENCE AND HAS BEEN UPGRADED TO AN ACCIDENT DUE TO THE INJURY TO THE FLIGHT ATTENDANT AND THEIR INABILITY TO PERFORM THEIR DUTIES. THE ACCIDENT INVESTIGATION IS CONDUCTED UNDER PTRS 201802959, NTSB INVESTIGATION #DCA18CA049.?

## 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 DCA18CA049](https://openairdocs.org/ntsb/DCA18CA049), Dec 18, 2017: Embraer S A ERJ170-200LR (N128SY), Saint Louis, MO, no damage. Probable cause: the abrupt pitch up maneuver which caused the flight attendant to lose her balance and injure her ankle.

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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