Fallbrook Airpark Airport
Aircraft Accident/Incident Report

Fallbrook, California 92028
Saturday, April 10, 1993 12:00 PDT

NTSB Narrative Summary Released at Completion of Accident

A MONG SPORT S HOME BUILT COLLIDED WITH TERRAIN AFTER AN IN FLIGHT LOSS OF CONTROL DURING A PREMATURE LIFTOFF AND ABORTED TAKEOFF. THE AIRPLANE IS EQUIPPED WITH CONVENTIONAL LANDING GEAR. THE PILOT TAXIED ONTO THE RUNWAY BEHIND A DEPARTING AIRPLANE. AS THE PILOT STARTED HIS TAKEOFF ROLL, HIS FORWARD VISION WAS OBSTRUCTED BY THE ENGINE COWLING. WHEN THE PILOT LIFTED THE TAILWHEEL, HE SAW THE OTHER AIRPLANE STILL ON THE RUNWAY AND ABORTED THE TAKEOFF. THE PILOT THEN LIFTED HIS AIRPLANE OFF THE RUNWAY AND TURNED TO AVOID A COLLISION WITH THE OTHER AIRPLANE ON THE RUNWAY. THE ACCIDENT AIRPLANE THEN STALLED, DESCENDED UNCONTROLLED, AND COLLIDED WITH DOWNSLOPING TERRAIN ADJACENT TO THE AIRPORT.

NTSB Probable Cause Narrative

FAILURE OF THE PILOT TO VISUALLY CLEAR THE RUNWAY BEFORE STARTING THE TAKEOFF GROUND RUN. FACTORS IN THE ACCIDENT WERE INADEQUATE AIRSPEED AT THE TIME OF LIFTOFF WHICH RESULTED IN AN AERODYNAMIC STALL.

Event Information

Type of Event Accident
Event Date 4/10/1993
Event Day of the Week Saturday
Time of Event 1200
Event Time Zone Pacific Daylight Time
Event City FALLBROOK
Event State CALIFORNIA
Event Country --
Zipcode of the event site 92028
Event Date Year 1993
Event Date Month 4
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport FALLBROOK AIRPARK
Event Location Nearest Airport ID L18
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 700
Weather Briefing Completeness Unknown
Investigator's weather source Weather Observation Facility
Time of the weather observation 1146 Pacific Daylight Time
Direction of event from weather observation facility (degrees) 350
Weather Observation Facility ID CRQ
Elevation of weather observation facility 328
Distance of event from weather observation facility (units?) 14
Time Zone of the weather observation PDT
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Unknown
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 10
Air Temperature at event time (in degrees celsius) --
Dew Point at event time (in degress fahrenheit) --
Wind Direction (degrees magnetic) 240
Variable Wind Indicator Unknown
Wind Speed (knots) 8
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) --
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury Minor
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor 1
Injury Total None --
Injury Total Serious --
Injury Total All 1
Investigating Agency NTSB
NTSB Docket Number (internal use) 601
NTSB Notification Source --
NTSB Notification Date Apr 10 1993 12:00AM
NTSB Notification Time 1415
Fiche Number and/or location -used to find docket information 50877
Date of most recent change to record Dec 11 2000 1:14PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N36JD
NTSB Number LAX93LA171
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 MONG
Aircraft Model SPORT-S
Aircraft Series Identifier SPORT-S
Aircraft Serial Number 001
Certified Max Gross Weight 1025
Aircraft Category Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? Yes
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 1
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Annual
Date of Last Inspection May 12 1992 12:00AM
Airframe hours since last inspection 35
Airframe Hours 303
ELT Installed Unknown
ELT Activated Unknown
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name DORMER, JOHN D.
Aircraft Owner Street Address 2834 ARNOLDSTON AVE.
Aircraft Owner City SAN DIEGO
Aircraft Owner State CA
Aircraft Owner Country
Aircraft Owner Zipcode 92122
Operator is an individual? --
Operator Name DORMER, JOHN D.
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address 2834 ARNOLDSTON AVE.
Operator City SAN DIEGO
Operator State CA
Operator Country
Operator Zip code 92122
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
Departure City
Departure State
Departure Country
Departure Time 1200
Departure Time Zone PDT
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 18
Runway Length 2100
Runway Width 75
Sight Seeing flight No
Air Medical Flight No
Medical Flight --