Chapman Airfield Airport
Aircraft Accident/Incident Report

Chowchilla, California 93610
Friday, February 12, 1993 9:00 PST

NTSB Narrative Summary Released at Completion of Accident

THE PILOT FAILED TO ENGAGE THE TAILWHEEL LOCK AND LOST DIRECTIONAL CONTROL WHILE TAKING OFF FROM A 15-FOOT WIDE RUNWAY. THE AIRPLANE NOSED OVER WHEN THE IT EXITED THE RUNWAY ENVIRONMENT AND ENTERED INTO THE SOFT AND WET TERRAIN.

NTSB Probable Cause Narrative

THAT THE PILOT FAILED TO MAINTAIN DIRECTIONAL CONTROL. THE PILOT'S FAILURE TO USE THE TAILWHEEL LOCK AND THE SOFT AND WET TERRAIN WERE FACTORS RELATING TO THIS ACCIDENT.

Event Information

Type of Event Accident
Event Date 2/12/1993
Event Day of the Week Friday
Time of Event 900
Event Time Zone Pacific Standard Time
Event City CHOWCHILLA
Event State CALIFORNIA
Event Country --
Zipcode of the event site 93610
Event Date Year 1993
Event Date Month 2
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport CHAPMAN AIRFIELD
Event Location Nearest Airport ID
Indicates whether the acc/inc occurred off or on an airport On Airport
Distance from airport in statute miles 0
Degrees magnetic from airport 0
Airport Elevation 150
Weather Briefing Completeness Unknown
Investigator's weather source Pilot
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) 10
Air Temperature at event time (in degrees celsius) 10
Dew Point at event time (in degress fahrenheit) --
Wind Direction (degrees magnetic) 270
Variable Wind Indicator Unknown
Wind Speed (knots) 4
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) --
Density Altitude (feet) --
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury None
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor --
Injury Total None 1
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 244
NTSB Notification Source --
NTSB Notification Date Feb 12 1993 12:00AM
NTSB Notification Time 1330
Fiche Number and/or location -used to find docket information 52307
Date of most recent change to record Dec 11 2000 1:09PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N10212
NTSB Number LAX93LA115
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 137: Agricultural
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name GRUMMAN
Aircraft Model G-164
Aircraft Series Identifier G-164
Aircraft Serial Number 12
Certified Max Gross Weight 3725
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 1
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Jan 2 2000 12:00AM
Airframe hours since last inspection --
Airframe Hours --
ELT Installed No
ELT Activated Unknown
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name CHUCK JONES FLYING SERVICE
Aircraft Owner Street Address P.O. BOX 667
Aircraft Owner City BIGGS
Aircraft Owner State CA
Aircraft Owner Country
Aircraft Owner Zipcode 95917
Operator is an individual? --
Operator Name PATTERSON FLYING SERVICE
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address P.O. BOX 692
Operator City PATTERSON
Operator State CA
Operator Country
Operator Zip code 95632
Operator Code RPNG
Owner has at least one certificate Yes - certificate holder
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation Agriculture
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not Unknown
Indicates Domestic or International Flight Unknown
Operator carrying Pax/Cargo/Mail Unknown
Type of Flying (Per_Bus / Primary) Aerial Application
Second Pilot on Board No
Departure Point Same as Event Yes
Departure Airport Code
Departure City
Departure State
Departure Country
Departure Time 900
Departure Time Zone PST
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 7
Runway Length 2000
Runway Width 15
Sight Seeing flight No
Air Medical Flight No
Medical Flight --