Aircraft Accident/Incident Report

Garwood, Texas 77442
Friday, April 20, 1990 18:00 CDT

NTSB Narrative Summary Released at Completion of Accident

VERY SHORTLY AFTER TAKEOFF THE PILOT HEARD A 'HISSING SOUND' AND IMMEDIATELY STARTED DUMPING HIS CHEMICAL LOAD. HE WAS HOLDING THE NOSE UP IN AN EFFORT TO STAY AIRBORNE AND COMPLETE THE DUMP WHEN ALL POWER WAS LOST. THE AIRPLANE THEN STALLED FROM ABOUT 20 FEET AND NOSED OVER UPON IMPACT. AN FAA INSPECTOR REPORTED THAT THERE WAS A CRACK IN THE COMBUSTION CHAMBER AREA OF THE NUMBER NINE CYLINDER, WHICH RAN FORE AND AFT THROUGH THE SPARKPLUG HOLES.

NTSB Probable Cause Narrative

FAILURE OF THE NUMBER 8 CYLINDER.

Event Information

Type of Event Accident
Event Date 4/20/1990
Event Day of the Week Friday
Time of Event 1800
Event Time Zone Central Daylight Time
Event City GARWOOD
Event State TEXAS
Event Country --
Zipcode of the event site 77442
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
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 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) 27
Dew Point at event time (in degress fahrenheit) -18
Wind Direction (degrees magnetic) 0
Variable Wind Indicator Unknown
Wind Speed (knots) 0
Wind Velocity Indicator Calm
Wind Gust Indicator Not Gusting
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 FAA
NTSB Docket Number (internal use) 1528
NTSB Notification Source --
NTSB Notification Date Apr 20 1990 12:00AM
NTSB Notification Time 1820
Fiche Number and/or location -used to find docket information 42940
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 N5295
NTSB Number FTW90DRA04
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 164A
Aircraft Series Identifier 164A
Aircraft Serial Number 579
Certified Max Gross Weight 5900
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 Feb 8 1990 12:00AM
Airframe hours since last inspection 147
Airframe Hours --
ELT Installed No
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name REX ALLEN SHOOP
Aircraft Owner Street Address HWY 71 SOUTH,
Aircraft Owner City GARWOOD
Aircraft Owner State TX
Aircraft Owner Country
Aircraft Owner Zipcode 77442
Operator is an individual? --
Operator Name MIKE RAMSEY
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address P.O. BOX 411
Operator City GARWOOD
Operator State TX
Operator Country
Operator Zip code 77442
Operator Code KDFG
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 NONE
Departure City
Departure State
Departure Country
Departure Time 1758
Departure Time Zone CDT
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 10:35AM
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 --