Aircraft Accident/Incident Report

Pleasanton, California 94566
Sunday, July 31, 1983 PDT

NTSB Narrative Summary Released at Completion of Accident

THE ACFT CRASHED IN A STEEP NOSE DOWN ATTITUDE IN HILLY TERRAIN. DEBRIS WAS SCATTERED FOR ABOUT 100 FT BUT THE ACFT DID NOT TRAVEL AFTER INITIAL IMPACT. THE FUEL TANKS WERE RUPTURED AND NO FUEL REMAINED. THE SHERIFF'S DEPUTIES SAID NO ODOR OF FUEL WAS NOTED WHEN THEY ARRIVED AT THE SCENE. THE ACFT WRECKAGE WAS MISSING FOR ABOUT 2 DAYS. THE PLTS WIFE LAST SAWHIM ON 7/30 AT 2300 HOURS PDT. HE REPORTEDLY LEFT HOME THAT NIGHT OR EARLY THE NEXT MORNING. WHEN HE DID NOT RETURN ON 7/31 THE WIFE REPORTED HIM MISSING. HIS CAR WAS FOUND AT HAYWARD AIR TERMINAL, CA. THERE ARE NO KNOWN WITNESSES TO THE ACCIDENT. THE ACFT WRECKAGE WAS FOUND BY A RANCHER WHO WAS CHECKING CATTLE ON HIS PROPERTY. NO DISCREPANCIES IN THE AIRFRAME OR ENGINE WERE UNCOVERED IN THE INVESTIGATION. THE WIFE SAID HER HUSBAND HAD BEEN DEPRESSED DUE TO BUSINESS. SHE SAID HE HAD THREATENED SUICIDE IN THE PAST BUT SHE DID NOT BELIEVE HE WOULD TAKE ANY ACTION IN THAT REGARD. AN AUTOPSY AND TOXICOLOGICAL TESTS REVEALED NOTHING OUT OF THE ORDINARY.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 7/31/1983
Event Day of the Week Sunday
Time of Event 0
Event Time Zone Pacific Daylight Time
Event City PLEASANTON
Event State CALIFORNIA
Event Country --
Zipcode of the event site 94566
Event Date Year 1983
Event Date Month 7
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 Unknown
Distance from airport in statute miles 0
Degrees magnetic from airport 0
Airport Elevation --
Weather Briefing Completeness Unknown
Investigator's weather source Weather Observation Facility
Time of the weather observation 745 Pacific Daylight Time
Direction of event from weather observation facility (degrees) 95
Weather Observation Facility ID OAK
Elevation of weather observation facility 6
Distance of event from weather observation facility (units?) 18
Time Zone of the weather observation PDT
Lighting Conditions Not Reported
Lowest Ceiling Height 900
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Unknown
Sky Condition for Lowest Ceiling Overcast
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) 17
Dew Point at event time (in degress fahrenheit) 16
Wind Direction (degrees magnetic) 270
Variable Wind Indicator Unknown
Wind Speed (knots) 5
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 Unknown
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) 2804
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 23099
Date of most recent change to record Jan 2 2001 9:15AM
User who most recently changed record dbo
Basic weather conditions Unknown
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N6599L
NTSB Number LAX83FA371
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 CESSNA
Aircraft Model 152
Aircraft Series Identifier 152
Aircraft Serial Number 15284457
Certified Max Gross Weight 1675
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 2
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection 100 Hour
Date of Last Inspection Jun 24 1983 12:00AM
Airframe hours since last inspection --
Airframe Hours --
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name JOHN V. PEARSON, JR.
Aircraft Owner Street Address 18023 CASTLEWOOD COURT
Aircraft Owner City HAYWARD
Aircraft Owner State CA
Aircraft Owner Country
Aircraft Owner Zipcode 94541
Operator is an individual? --
Operator Name FRED NEDIFFER
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address 2273 AMERICAN AVE. #10
Operator City HAYWARD
Operator State CA
Operator Country
Operator Zip code 94545
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 HWP
Departure City HAYWARD
Departure State CA
Departure Country
Departure Time 0
Departure Time Zone
Destination Same as Local Flt --
Destination Airport Code
Destination City
Destination State
Destination Country
Specific Phase of Flight Unknown
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 --
Runway Width --
Sight Seeing flight No
Air Medical Flight No
Medical Flight --