National Transportation Safety Board
Aviation Accident Final Report
Location: | LITTLE ROCK, AR | Accident Number: | FTW92DPG01 |
Date & Time: | 03/08/1992, 1030 CST | Registration: | N123ZT |
Aircraft: | WIND RYDER | Aircraft Damage: | Destroyed |
Defining Event: |
| Injuries: | 1 Fatal |
Flight Conducted Under: | Part 91: General Aviation - Personal |
DURING FINAL APPROACH, AT ABOUT 200 FT AGL, THE GYROCOPTER WAS OBSERVED TO SUDDENLY ROLL LEFT INTO A 90 DEGREE BANK AND IMPACT THE GROUND. EXAMINATION OF THE GYROCOPTER REVEALED NO ANOMALIES IN THE SYSTEMS OR EVIDENCE OF FAILED OR MALFUNCTIONING COMPONENTS.
The National Transportation Safety Board determines the probable cause(s) of this accident to be:
A LOSS OF CONTROL FOR UNDETERMINED REASON(S).
Findings |
Occurrence #1: LOSS OF CONTROL - IN FLIGHT
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Factual Information
Pilot Information | |||
Certificate: | Flight Instructor; Commercial | Age: | 63, Male |
Airplane Rating(s): | None | Seat Occupied: | Center |
Other Aircraft Rating(s): | Gyroplane | Restraint Used: | Seatbelt |
Instrument Rating(s): | None | Second Pilot Present: | No |
Instructor Rating(s): | Gyroplane | Toxicology Performed: | Yes |
Medical Certification: | Class 2 Valid Medical--w/ waivers/lim. | Last FAA Medical Exam: | 09/10/1992 |
Occupational Pilot: |
| Last Flight Review or Equivalent: |
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Flight Time: | 1653 hours (Total, all aircraft), 1599 hours (Pilot In Command, all aircraft) |
Aircraft and Owner/Operator Information | |||
Aircraft Make: | WIND RYDER | Registration: | N123ZT |
Model/Series: |
| Aircraft Category: | Gyroplane |
Year of Manufacture: |
| Amateur Built: | Yes |
Airworthiness Certificate: | Experimental | Serial Number: |
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Landing Gear Type: | Tricycle | Seats: | 1 |
Date/Type of Last Inspection: | 02/27/1992, Annual | Certified Max Gross Wt.: |
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Time Since Last Inspection: | 2 Hours | Engines: | 1 Reciprocating |
Airframe Total Time: | 47 Hours | Engine Manufacturer: | ROTAX |
ELT: | Not installed | Engine Model/Series: | 532 |
Registered Owner: | WILMOT, DAVID H. | Rated Power: | 64 hp |
Operator: | CORDON, HARRY P. | Operating Certificate(s) Held: | None |
Meteorological Information and Flight Plan | ||||
Conditions at Accident Site: | Visual Conditions | Condition of Light: | Day | |
Observation Facility, Elevation: | LIT, 544 ft msl | Distance from Accident Site: | 7 Nautical Miles | |
Observation Time: | 1000 CST | Direction from Accident Site: | 200° | |
Lowest Cloud Condition: | Scattered / 4000 ft agl | Visibility | 7 Miles | |
Lowest Ceiling: | Broken / 25000 ft agl | Visibility (RVR): | 0 ft | |
Wind Speed/Gusts: | 10 knots / | Turbulence Type Forecast/Actual: | / | |
Wind Direction: | 190° | Turbulence Severity Forecast/Actual: | / | |
Altimeter Setting: | 30 inches Hg | Temperature/Dew Point: | 19°C / 13°C | |
Precipitation and Obscuration: |
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Departure Point: |
| Type of Flight Plan Filed: | None | |
Destination: |
| Type of Clearance: | None | |
Departure Time: | 1015 CST | Type of Airspace: | Class G | |
Airport Information | |||
Airport: | N. LITTLE ROCK (1M1) | Runway Surface Type: | Asphalt |
Airport Elevation: | 544 ft | Runway Surface Condition: | Dry |
Runway Used: | 17 | IFR Approach: | None |
Runway Length/Width: | 3009 ft / 75 ft | VFR Approach/Landing: | None |
Wreckage and Impact Information | |||
Crew Injuries: | 1 Fatal | Aircraft Damage: | Destroyed |
Passenger Injuries: | N/A | Aircraft Fire: | On-Ground |
Ground Injuries: | N/A | Aircraft Explosion: | On-Ground |
Total Injuries: | 1 Fatal | Latitude, Longitude: |
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Administrative Information | |||
Investigator In Charge (IIC): | JEFFERY K LASHBROOK | Report Date: | 08/25/1993 |
Additional Participating Persons: | RON HERRON; N. LITTLE ROCK, AR | ||
Publish Date: |
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Investigation Docket: | NTSB accident and incident dockets serve as permanent archival information for the NTSB’s investigations. Dockets released prior to June 1, 2009 are publicly available from the NTSB’s Record Management Division at pubinq@ntsb.gov, or at 800-877-6799. Dockets released after this date are available at http://dms.ntsb.gov/pubdms/. |