# Accident 20071113827129A: Amtr EXEC162F, Olathe, KS, November 13, 2007

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: November 13, 2007, 09:12 local time
- Place: Olathe, KS
- Airport: New Century Aircenter
- Damage: Substantial damage
- Phase of flight: Autorot Descent (Rotorcraft)
- Operating rules: General operating rules (Part 91)
- Location: 38.8308° N, 94.8903° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=38.8308&lon=-94.8903&mi=10
- Aircraft: N46110, registered now (https://openairdocs.org/aircraft/N46110) (OpenAirDocs)
- Registry model: Rotorway International EXEC 162-F (registry code 056145U, https://openairdocs.org/model/rotorway-international-exec-162-f) (OpenAirDocs)
- Registry engine: Amateur-built UNKNOWN ENG (registry code 99999, https://openairdocs.org/engine/amateur-built-unknown-eng) (OpenAirDocs)
- Reported make and model: AMTR EXEC162F
- People aboard: 2
- Fatal injuries: 0
- Pilot flight hours: 185 total, 185 in this make and model, 2 in the last 90 days
- NTSB investigation: [NTSB DEN08LA038](https://openairdocs.org/ntsb/DEN08LA038) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20071113827129A

## Narrative

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

(-23) DURING THE DOWNWIND APPROACH PHASE OF THE FLIGHT AT 500 FEET AGL, THE PILOT FELT WHAT HE BELIEVED TO BE A MEDIUM TO HIGH FREQUENCY VIBRATION. AT THAT TIME HE FELT IT NECESSARY TO ENTER INTO AN AUTOROTATION FOR LANDING. DURING THE FLARE, AT 50 FEET AGL, HE ELECTED TO RECOVER WITH POWER AND STATED THERE WAS NO POWER. THE AIRCRAFT HIT THE GROUND HARD AND BOUNCED ONE TIME, CONTINUING TO MOVE FORWARD 26 FEET AND LANDED ON THE FORWARD PART OF THE SKID BREAKING THE SKID, AS WELL AS BENDING BOTH SKID SUPPORT ARMS. THE AIRCRAFT THEN FELL BACKWARDS, STRIKING THE TAIL ROTOR AND EJECTING ONE TAIL ROTOR BLADE FORWARD WHERE IT LANDED 7 FEET FORWARD OF THE REAR TAIL STINGER AND 3 FEET LEFT OF THE TAIL BOOM. THE SECOND TAIL ROTOR REMAINED ATTACHED TO THE SHAFT. THE TAIL BOOM WAS DAMAGED AND DISPLACED. POST CRASH INVESTIGATION OF THE SEPARATED TAIL ROTOR REVEALED A PRE-EXISTING SPAR FRACTURE TO THE TUBE, OF APPROXIMATELY 80% OF THE CIRCUMFERENCE, WHERE IT ATTACHES TO THE TAIL ROTOR HORIZONTAL SHAFT.

## 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 DEN08LA038](https://openairdocs.org/ntsb/DEN08LA038), Nov 13, 2007: Rotorway Exec 162-F (N46110), New Century, KS, substantial damage. Probable cause: While on approach the tail rotor spar failed due to metal fatigue .

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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