Moreton Airport
Aircraft Accident/Incident Report

Wickenburg, Arizona 85358
Tuesady, June 28, 1994 8:10 MST

NTSB Narrative Summary Released at Completion of Accident

A WITNESS HEARD THE AIRCRAFT TAKING OFF, FOLLOWED BY THE ENGINE CUTTING IN AND OUT (THREE OR FOUR TIMES) BEFORE QUITTING COMPLETELY. THE WITNESS LOST SIGHT OF THE AIRCRAFT, BUT FOUND IT SHORTLY AFTERWARDS, NOSE DOWN ON THE GROUND, OFF THE END OF THE RUNWAY. NO MECHANICAL PROBLEM WITH THE ENGINE WAS FOUND. THE PILOT'S WIDOW SAID THAT HE HAD BY-PASS SURGERY IN 1989 AND SUFFERED A STROKE IN 1993; HOWEVER, A PATHOLOGICAL EXAM INDICATED NO EVIDENCE THAT A RELATED EVENT HAD OCCURRED. THE DENSITY ALTITUDE WAS ABOUT 6500 FEET.

NTSB Probable Cause Narrative

LOSS OF ENGINE POWER FOR AN UNKNOWN REASON, AND FAILURE OF THE PILOT TO MAINTAIN AIRSPEED, WHICH RESULTED IN AN INADVERTENT STALL AND COLLISION WITH THE GROUND.

Event Information

Type of Event Accident
Event Date 6/28/1994
Event Day of the Week Tuesday
Time of Event 810
Event Time Zone Mountain Standard Time
Event City WICKENBURG
Event State ARIZONA
Event Country --
Zipcode of the event site 85358
Event Date Year 1994
Event Date Month 6
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport MORETON
Event Location Nearest Airport ID 43E
Indicates whether the acc/inc occurred off or on an airport On Airport
Distance from airport in statute miles --
Degrees magnetic from airport --
Airport Elevation 2455
Weather Briefing Completeness Not pertinent
Investigator's weather source Witness
Time of the weather observation 0
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID
Elevation of weather observation facility 0
Distance of event from weather observation facility (units?) 0
Time Zone of the weather observation
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Clear
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 20
Air Temperature at event time (in degrees celsius) 43
Dew Point at event time (in degress fahrenheit) --
Wind Direction (degrees magnetic) 0
Variable Wind Indicator Unknown
Wind Speed (knots) 0
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) --
Density Altitude (feet) 6500
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury Fatal
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal 1
Injury Total Minor --
Injury Total None --
Injury Total Serious --
Injury Total All 1
Investigating Agency NTSB
NTSB Docket Number (internal use) 1840
NTSB Notification Source --
NTSB Notification Date Jun 28 1994 12:00AM
NTSB Notification Time 900
Fiche Number and/or location -used to find docket information IMAGE
Date of most recent change to record Dec 6 2000 11:30AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N5512N
NTSB Number LAX94LA267
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name AERONCA
Aircraft Model 11AC
Aircraft Series Identifier 11AC
Aircraft Serial Number 11AC-1725
Certified Max Gross Weight 1250
Aircraft Category Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 2
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Jul 1 1993 12:00AM
Airframe hours since last inspection 47
Airframe Hours 1601
ELT Installed Unknown
ELT Activated Unknown
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name EUGENE H. HELMSWORTH
Aircraft Owner Street Address P.O. BOX 757
Aircraft Owner City WICKENBURG
Aircraft Owner State AZ
Aircraft Owner Country
Aircraft Owner Zipcode 85358
Operator is an individual? --
Operator Name
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address P.O. BOX 757
Operator City WICKENBURG
Operator State AZ
Operator Country
Operator Zip code 85358
Operator Code
Owner has at least one certificate None
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation Unknown
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not --
Indicates Domestic or International Flight --
Operator carrying Pax/Cargo/Mail --
Type of Flying (Per_Bus / Primary) Personal
Second Pilot on Board No
Departure Point Same as Event Yes
Departure Airport Code 43E
Departure City
Departure State AZ
Departure Country
Departure Time 810
Departure Time Zone MST
Destination Same as Local Flt dest & departure same, accident can occur anywhere
Destination Airport Code
Destination City
Destination State
Destination Country
Specific Phase of Flight Takeoff
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:34AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 13
Runway Length 4700
Runway Width --
Sight Seeing flight No
Air Medical Flight No
Medical Flight --