# Accident 20160910017139A: Cessna 170B, Sidney, MT, September 10, 2016

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: September 10, 2016, 13:00 local time
- Place: Sidney, MT
- Airport: Sidney Richland Municipal
- Damage: Substantial damage
- Phase of flight: Landing: Touchdown
- Operating rules: General operating rules (Part 91)
- Location: 47.7069° N, 104.1925° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=47.7069&lon=-104.1925&mi=10
- Aircraft: N8335A, registered now (https://openairdocs.org/aircraft/N8335A) (OpenAirDocs)
- Registry model: Cessna 170B (registry code 2072306, https://openairdocs.org/model/cessna-170b) (OpenAirDocs)
- Registry engine: Continental C145 series (registry code 17012, https://openairdocs.org/engine/continental-c145-series) (OpenAirDocs)
- Reported make and model: CESSNA 170B
- Reported engine: CONT MOTOR C145 SERIES
- People aboard: 3
- Fatal injuries: 0
- Other injuries: 0
- Pilot certificates: Commercial pilot, flight instructor
- Pilot flight hours: 15,000 total, 50 in this make and model, 150 in the last 90 days
- NTSB investigation: [NTSB GAA16CA492](https://openairdocs.org/ntsb/GAA16CA492) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20160910017139A

## Narrative

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

WHILE CONDUCTING INITIAL FLIGHT INSTRUCTION IN A CONVENTIONAL GEAR AIRCRAFT EQUIPED WITH OVERSIZED TIRES THE STUDENT PILOT BOUNCED ON LANDING, THE CFI TOOK CONTROL OF THE AIRCRAFT BUT WAS UNABLE TO REGAIN DIRCTIONAL CONTROL OF THE AIRCRAFT RESULTING IN DAMAGE TO THE LEFT WING, AILERON AND LEFT HORIZONTAL STABILIZER.

## 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 GAA16CA492](https://openairdocs.org/ntsb/GAA16CA492), Sep 10, 2016: Cessna 170 (N8335A), Sidney, MT, substantial damage. Probable cause: The student pilot’s improper landing flare, which resulted in a bounced landing, and the flight instructor’s inability to recover the airplane, which resulted in a runway excursion.

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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