Aircraft Accident/Incident Report

Le Compte, Louisiana 71346
Tuesady, April 10, 1990 14:10 CDT

NTSB Narrative Summary Released at Completion of Accident

THERE WAS NO EVIDENCE THAT THE NON-INSTRUMENT RATED PILOT RECEIVED A WEATHER BRIEF. HE DEPARTED UNDER VMC BUT ENCOUNTERED, AND WAS IN THE VICINITY OF AT THE TIME OF THE ACCIDENT, INTENSE LEVEL 5 THUNDERSTORMS. THESE STORMS CONTAINED HEAVY RAIN AND MODERATE TO SEVERE, AND POSSIBLY EXTREME, TURBULENCE. THE THUNDERSTORMS WERE EMBEDDED IN CLOUDS LAYERED TO ABOUT 10,000 FEET. EXISTING WEATHER FORECASTS WERE SUBSTANTIALLY CORRECT AND THERE WAS ADEQUATE WARNING OF THE THUNDERSTORM ACTIVITY. IMPACT OCCURRED APPROXIMATELY 80 DEGREES NOSE DOWN IN A MUDDY FIELD. THE ENGINE WAS RECOVERED FROM A CRATER 20 FEET DEEP. ALL COMPONENTS OF THE AIRPLANE WERE IN OR AROUND THE IMPACT CRATER. THE PILOT HAD DELAYED HIS DEPARTURE FOR TWO DAYS PRIOR TO THE ACCIDENT. HE HAD JURY DUTY IN THE VICINITY OF HIS DESTINATION ON THE DAY FOLLOWING THE ACCIDENT.

NTSB Probable Cause Narrative

THE PILOT'S CONTINUATION OF VFR FLIGHT INTO IMC. FACTORS WERE THE PILOT'S FAILURE TO OBTAIN A PRE-FLIGHT WEATHER BRIEF AND HIS INADEQUATE EVALUTION OF EXISTING WEATHER.

Event Information

Type of Event Accident
Event Date 4/10/1990
Event Day of the Week Tuesday
Time of Event 1410
Event Time Zone Central Daylight Time
Event City LE COMPTE
Event State LOUISIANA
Event Country --
Zipcode of the event site 71346
Event Date Year 1990
Event Date Month 4
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport
Event Location Nearest Airport ID NONE
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles 0
Degrees magnetic from airport 0
Airport Elevation 0
Weather Briefing Completeness Unknown
Investigator's weather source Weather Observation Facility
Time of the weather observation 1355 Central Daylight Time
Direction of event from weather observation facility (degrees) 345
Weather Observation Facility ID ESF
Elevation of weather observation facility 80
Distance of event from weather observation facility (units?) 16
Time Zone of the weather observation CDT
Lighting Conditions Day
Lowest Ceiling Height 7000
Lowest Non-Ceiling Height 500
Sky/Lowest/Cloud Conditions Scattered
Sky Condition for Lowest Ceiling Overcast
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 7
Air Temperature at event time (in degrees celsius) 18
Dew Point at event time (in degress fahrenheit) 14
Wind Direction (degrees magnetic) 120
Variable Wind Indicator Unknown
Wind Speed (knots) 3
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) --
Intensity of Precipitation Light
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) 792
NTSB Notification Source --
NTSB Notification Date Apr 11 1990 12:00AM
NTSB Notification Time 800
Fiche Number and/or location -used to find docket information 41891
Date of most recent change to record Dec 12 2000 4:54PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N7968M
NTSB Number FTW90FA094
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Destroyed
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name BEECH
Aircraft Model B35-C33A
Aircraft Series Identifier B35-C33A
Aircraft Serial Number CE-99
Certified Max Gross Weight 3300
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 5
Number of Engines 1
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Mar 19 1990 12:00AM
Airframe hours since last inspection --
Airframe Hours 4167
ELT Installed Unknown
ELT Activated Unknown
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name JOHN R. DETWEILER
Aircraft Owner Street Address 4164 HERON WAY B208
Aircraft Owner City BRADENTON
Aircraft Owner State FL
Aircraft Owner Country
Aircraft Owner Zipcode 34205
Operator is an individual? --
Operator Name
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address
Operator City
Operator State
Operator Country
Operator Zip code
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 No
Departure Airport Code ADS
Departure City ADDISON
Departure State TX
Departure Country
Departure Time 1158
Departure Time Zone CDT
Destination Same as Local Flt --
Destination Airport Code SRQ
Destination City SARASOTA
Destination State FL
Destination Country
Specific Phase of Flight Cruise
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:35AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 0
Runway Length 0
Runway Width 0
Sight Seeing flight No
Air Medical Flight No
Medical Flight --