Aircraft Accident/Incident Report

Bristol, Florida 32321
Monday, September 21, 1987 11:35 EDT

NTSB Narrative Summary Released at Completion of Accident

THE ENG BEGAN LOSING POWER AS THE PLT WAS EN ROUTE TO SPRAY A FIELD. HE WAS UNABLE TO MAINTAIN ALTITUDE, DUMPED THE LOAD OF CHEMICALS & PREPARED FOR AN EMERG LANDING. WHILE HE WAS ATTEMPTING TO REACH AN OPEN FIELD, THE ACFT COLLIDED WITH 100 FOOT TREES, THEN CRASHED IN THE FIELD. NO REASON WAS FOUND FOR THE LOSS OF POWER.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 9/21/1987
Event Day of the Week Monday
Time of Event 1135
Event Time Zone Eastern Daylight Time
Event City BRISTOL
Event State FLORIDA
Event Country --
Zipcode of the event site 32321
Event Date Year 1987
Event Date Month 9
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 Weather Observation Facility
Time of the weather observation 1146 Eastern Daylight Time
Direction of event from weather observation facility (degrees) 250
Weather Observation Facility ID PFN
Elevation of weather observation facility 20
Distance of event from weather observation facility (units?) 42
Time Zone of the weather observation EDT
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 1500
Sky/Lowest/Cloud Conditions Scattered
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 15
Air Temperature at event time (in degrees celsius) 28
Dew Point at event time (in degress fahrenheit) 13
Wind Direction (degrees magnetic) 10
Variable Wind Indicator Unknown
Wind Speed (knots) 10
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) 1200
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) 1682
NTSB Notification Source --
NTSB Notification Date Sep 21 1987 12:00AM
NTSB Notification Time 1615
Fiche Number and/or location -used to find docket information 35020
Date of most recent change to record Dec 13 2000 2:50PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N6647Q
NTSB Number MIA87LA254
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-164B
Aircraft Series Identifier G-164B
Aircraft Serial Number 1748
Certified Max Gross Weight 6075
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 Jul 26 1987 12:00AM
Airframe hours since last inspection --
Airframe Hours 1745
ELT Installed No
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name BOBBY W YON
Aircraft Owner Street Address P.O. BOX 8
Aircraft Owner City ALTHA
Aircraft Owner State FL
Aircraft Owner Country
Aircraft Owner Zipcode 32421
Operator is an individual? --
Operator Name BOBBY W. YON
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address P.O. BOX 8
Operator City ALTHA
Operator State FL
Operator Country
Operator Zip code 32421
Operator Code
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 No
Departure Airport Code
Departure City ALTHA
Departure State FL
Departure Country
Departure Time 1130
Departure Time Zone EDT
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 Approach
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 --