# Incident 20080829844349I: Amtr LANCAIRIVP, Sandpoint, ID, August 29, 2008

- Type: FAA incident report (Accident/Incident Data System), as reported
- Date: August 29, 2008, 13:00 local time
- Place: Sandpoint, ID
- Airport: Sandpoint
- Damage: Minor damage
- Phase of flight: Roll-Out (Fixed Wing)
- Operating rules: General operating rules (Part 91)
- Location: 48.2995° N, 116.5601° W: Placed by OpenAirDocs at SANDPOINT (SZT), within about a mile (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=48.2995&lon=-116.5601&mi=10
- Aircraft: N711S, a cancelled registration (https://openairdocs.org/deregistered/N711S-2019-03-12) (OpenAirDocs)
- Registry model: Simmonds Don M TURBINE LANCAIR IV-P (registry code 05612O4, https://openairdocs.org/model/simmonds-don-m-turbine-lancair-iv-p) (OpenAirDocs)
- Registry engine: Walter M601 series (registry code 64003, https://openairdocs.org/engine/walter-m601-series) (OpenAirDocs)
- Reported make and model: AMTR LANCAIRIVP
- Reported engine: WALTER M601EX
- People aboard: 2
- Fatal injuries: 0
- Pilot flight hours: 5,498 total, 60 in this make and model, 70 in the last 90 days
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20080829844349I

## Narrative

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

(-23) PILOT REPORTED THAT AFTER TOUCHDOWN AND WELL INTO THE ROLL-OUT, THE NOSE GEAR STATED TO VIBRATE AND THE NOSE STARTED TO SETTLE, THE PROPELLER STRUCK THE RUNWAY, AND THE AIRCRAFT SKIDDED TO A HALT ON THE RUNWAY.  DAMAGE WAS LIMITED TO SCRAPES ON THE NOSE GEAR DOORS, DAMAGED PROPELLER BLADES, SCRAPED AWAY MATERIAL ON THE ENGINE COWLING, AND UNKNOWN DAMAGE TO INTERNAL ENGINE COMPONENTS.  AS A NOT, THE STARTER/GENERATOR MOUNT WAS BROKEN AND WIRES AT THE IGNITION EXCITER WERE BROKEN.  IT IS SUSPECTED THE THE NOSE GEAR SHIMMY/VIBRATION WAS VIOLENT ENOUGH TO CAUSE THE GEAR DOWN OVERCENTERING TO COME OUT OF THE OVERCENTER POSITION AND ALLOW THE NOSE GEAR TO COLLAPSE.  NO NOSE GEAR DOWN LOCK, JUST HYDRAULIC PRESSURE HOLDING THE GEAR ARMS OVERCENTERED.

## Other reports on N711S (1)

Matched to the same aircraft by N-number and date.

- [Incident 20060311002809I](https://openairdocs.org/incident/20060311002809I), Mar 11, 2006: Amtr LANCAIRIVP (N711S), Bozeman, MT, Minor damage. (-23) On March 11, 2006 at approximately 1033 local time, a turbine Lancair iv, N711S experienced power failure while on a go around at the Bozeman airport in…

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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