# Accident 20020817019929A: Waco YPF7, Dewey, AZ, August 17, 2002

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: August 17, 2002, 15:00 local time
- Place: Dewey, AZ
- Damage: Substantial damage
- Operating rules: General operating rules (Part 91)
- Location: 34.8903° N, 112.4217° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=34.8903&lon=-112.4217&mi=10
- Aircraft: N29904, registered now (https://openairdocs.org/aircraft/N29904) (OpenAirDocs)
- Registry model: Waco ZPF-7 (registry code 9601610, https://openairdocs.org/model/waco-zpf-7) (OpenAirDocs)
- Registry engine: Jacobs R-755B2 (registry code 35023, https://openairdocs.org/engine/jacobs-r-755b2) (OpenAirDocs)
- Reported make and model: WACO YPF7
- Fatal injuries: 0
- NTSB investigation: [NTSB LAX02LA254](https://openairdocs.org/ntsb/LAX02LA254) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20020817019929A

## Narrative

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

(.19) ON AUGUST 17, 2002, AT 1500 PACIFIC DAYLIGHT TIME, A WACO YPF-7 VINTAGE AIRPLANE, N29904, WAS SUBSTANTIALLY DAMAGED DURING A FORCED LANDING FOLLOWING A LOSS OF ENGINE POWER WHILE IN CRUISE FLIGHT NEAR DEWEY, ARIZONA. THE AIRLINE TRANSPORT RATED PILOT AND HIS PASSENGER SUSTAINED MINOR INJURIES. THE AIRPLANE WAS OWNED BY STI ENTERPRISES, INC., OF WILMINGTON, DELAWARE, AND WAS BEING OPERATED BY THE PILOT. VISUAL METEOROLOGICAL CONDITIONS PREVAILED FOR THE 14 CODE OF FEDERAL REGULATIONS PART 91CROSS-COUNTRY FLIGHT FOR WHICH A FLIGHT PLAN WAS NOT FILED. THE PERSONAL FLIGHT ORIGINATED FROM WILLIAMS, ARIZONA, APPROXIMATELY 30 MINUTES PRIOR TO THE ACCIDENT. THE FLIGHT'S DESTINATION WAS THE PHOENIX DEER VALLEY AIRPORT, NEAR PHOENIX, ARIZONA. THE PILOT REPORTED THAT THE AIRPLANE WAS IN CRUISE FLIGHT AT 9,500 FEET MSL, WHEN THE ENGINE LOST POWER WITHOUT WARNING. THE PILOT MANEUVERED THE AIRPLANE TO LAND ON A COUNTRY ROAD. DURING THE LANDING ROLL, THE WING TIP FROM THE LOWER RIGHT WING SNAGGED A BARBED WIRE FENCE. THE AIRCRAFT NOSED OVER AND CAME TO REST IN THE INVERTED POSITION IN A PASTURE ADJACENT TO THE ROAD. THE PILOT REPORTED THAT THE AIRPLANE'S FUEL SYSTEM HAD BE TOPPED OFF PRIOR TO THEIR DEPARTURE FROM WILLIAMS, ARIZONA. THE AIRPLANE WAS POWERED BY A 245-HORSEPOWER JACOBS R755-7 ENGINE. THE PILOT REPORTED THAT BOTH THE UPPER AND LOWER RIGHT WINGS WERE DESTROYED. (-23) ACCORDING TO THE PIC, HE DEPARTED WILLIAMS, AZ AIRPORT (P32) ON AUGUST 12, 2002 AT ABOUT 2 PM, DIRECT ROUTE TO PHOENIX, AZ., DEER VALLEY AIRPORT (DVT). AT ABOUT 9,500 FEET MSL AND ABOUT 40 MINUTES FROM DVT THE ENGINE BEGAN LOSING POWER AND SLOWING DOWN. HE WAS UNABLE TO RESTORE ENGINE POWER. HE ELECTED TO MAKE AN EMERGENCY LANDING ON A ROAD. DURING THE LANDING ROLL THE RIGHT WING TIP STRUCK AN OBJECT CAUSING THE AIRCRAFT TO VEER RIGHT. CROSSING A DITCH AND INTO A BARBED WIRE FENCE NOSED OVER COMING TO A STOP UPSIDE DOWN.

## 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 LAX02LA254](https://openairdocs.org/ntsb/LAX02LA254), Aug 17, 2002: Waco YPF-7 (N29904), Dewey, AZ, substantial damage. Probable cause: The loss of engine power due to a flooded carburetor. A contributing factor was the lack of suitable terrain for the forced landing.

## Other reports on N29904 (1)

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

- [Incident 20010211004689I](https://openairdocs.org/incident/20010211004689I), Feb 11, 2001: Waco YPF7 (N29904), Phoenix, AZ, Minor damage. (-23) Pilot statement: the following is a chronological description of events that occurred on the morning ot February 11, 2001, involving my aircraft, a Waco…

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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