Aircraft Accident/Incident Report

Gilbert, Arizona 85234
Tuesady, August 12, 1986 4:20 MST

NTSB Narrative Summary Released at Completion of Accident

DURING THE 'LAST PULL-UP' FROM AN AERIAL APPLICATION, FLT THE PILOT NOTICED A LOW FUEL PRESSURE LIGHT INDICATION. WHILE RETURNING TO THE AIRPORT THE ENGINE QUIT. THE PILOT UTILIZED THE HAND OPERATED WOBBLE PUMP TO RESTART THE ENGINE. THE ENGINE RESTARTED THEN QUIT AGAIN A FEW SECONDS LATER. THE PILOT INITIATED A FORCED LANDING AND THE AIRCRAFT COLLIDED WITH GROUND OBSTRUCTIONS. NO FUEL WAS FOUND IN THE AIRCRAFT TANKS DURING POST ACCIDENT EXAM.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 8/12/1986
Event Day of the Week Tuesday
Time of Event 420
Event Time Zone Mountain Standard Time
Event City GILBERT
Event State ARIZONA
Event Country --
Zipcode of the event site 85234
Event Date Year 1986
Event Date Month 8
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 Night/Dark
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) 50
Air Temperature at event time (in degrees celsius) 29
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) 3500
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) 2626
NTSB Notification Source --
NTSB Notification Date Aug 12 1986 12:00AM
NTSB Notification Time 1030
Fiche Number and/or location -used to find docket information 33862
Date of most recent change to record Dec 18 2002 11:28AM
User who most recently changed record NTSB\GIUV
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N4410S
NTSB Number LAX86FUJ05
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 AIR TRACTOR
Aircraft Model AT301
Aircraft Series Identifier AT301
Aircraft Serial Number 301-0070
Certified Max Gross Weight 5000
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 Aug 27 1985 12:00AM
Airframe hours since last inspection 18
Airframe Hours 1700
ELT Installed No
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name S & M SPRAYING, INC.
Aircraft Owner Street Address P.O. BOX 268
Aircraft Owner City HIGLEY
Aircraft Owner State AZ
Aircraft Owner Country
Aircraft Owner Zipcode 85256
Operator is an individual? --
Operator Name AERO SPRAY, INC.
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address P.O. BOX 1042
Operator City CHANDLER
Operator State AZ
Operator Country
Operator Zip code 85224
Operator Code JPPG
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 GILBERT
Departure State AZ
Departure Country
Departure Time 235
Departure Time Zone MST
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 Landing
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:36AM
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 --