Boeing Field Airport
Aircraft Accident/Incident Report

Seattle, Washington 98108
Wednesday, November 29, 1989 3:20 PST

NTSB Narrative Summary Released at Completion of Accident

DURING AN UNAUTHORIZED FLIGHT, THE AIRPLANE WAS LAST CLEARED TO LAND BY ATC. THE CONTROLLER LOST VISUAL CONTACT WITH THE AIRPLANE AND AN UNSUCCESSFUL ATTEMPT TO MAKE CONTACT WAS MADE. THE AIRPLANE WAS LATER FOUND ABANDONED ON THE TAXIWAY JUST OFF THE RUNWAY. SKID MARKS BEGINNING APRX 600 FEET FROM THE THRESHOLD AND ENDING AT THE WRECKAGE WERE FOUND. THE LEFT MAIN LANDING GEAR HAD COLLAPSED AND THE AIRPLANE WAS RESTING ON THE LEFT WING. THE PROPELLER BLADES WERE BOTH BENT AND CURLED. THE PILOT WAS NEVER LOCATED AND THE OWNER REPORTED THAT THE AIRPLANE MUST HAVE BEEN STOLEN.

NTSB Probable Cause Narrative

THE PILOT DID NOT MAINTAIN DIRECTIONAL CONTROL OF THE AIRPLANE DURING THE LANDING ROLL.

Event Information

Type of Event Accident
Event Date 11/29/1989
Event Day of the Week Wednesday
Time of Event 320
Event Time Zone Pacific Standard Time
Event City SEATTLE
Event State WASHINGTON
Event Country --
Zipcode of the event site 98108
Event Date Year 1989
Event Date Month 11
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport BOEING FIELD
Event Location Nearest Airport ID BFI
Indicates whether the acc/inc occurred off or on an airport On Airport
Distance from airport in statute miles 0
Degrees magnetic from airport 0
Airport Elevation 18
Weather Briefing Completeness Unknown
Investigator's weather source Weather Observation Facility
Time of the weather observation 247 Pacific Standard Time
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID BFI
Elevation of weather observation facility 18
Distance of event from weather observation facility (units?) 0
Time Zone of the weather observation PST
Lighting Conditions Night/Dark
Lowest Ceiling Height 12000
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Unknown
Sky Condition for Lowest Ceiling Broken
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) -18
Dew Point at event time (in degress fahrenheit) -18
Wind Direction (degrees magnetic) 180
Variable Wind Indicator Unknown
Wind Speed (knots) 4
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) --
Density Altitude (feet) 0
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 NTSB
NTSB Docket Number (internal use) 1959
NTSB Notification Source --
NTSB Notification Date Nov 29 1989 12:00AM
NTSB Notification Time 755
Fiche Number and/or location -used to find docket information 41091
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 N1920Q
NTSB Number SEA90LA024
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name CESSNA
Aircraft Model A-185-F
Aircraft Series Identifier A-185-F
Aircraft Serial Number 18503502
Certified Max Gross Weight 3350
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 4
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Unknown
Date of Last Inspection --
Airframe hours since last inspection 0
Airframe Hours --
ELT Installed Unknown
ELT Activated Unknown
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name GEORGE F. CAHILL, III
Aircraft Owner Street Address P.O. BOX 3237
Aircraft Owner City KODIAK
Aircraft Owner State AK
Aircraft Owner Country
Aircraft Owner Zipcode 99615
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) Unknown
Second Pilot on Board Yes
Departure Point Same as Event Yes
Departure Airport Code
Departure City
Departure State
Departure Country
Departure Time 300
Departure Time Zone PST
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 10:30AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 31L
Runway Length 10001
Runway Width 200
Sight Seeing flight No
Air Medical Flight No
Medical Flight --