Aircraft Accident/Incident Report

Portland, Oregon 97221
Saturday, May 19, 1984 18:20 PDT

NTSB Narrative Summary Released at Completion of Accident

THE PLT WAS BRIEFED ON THE WEATHER ALONG HIS INTENDED ROUTE OF FLT & VFR FLT WAS NOT RECOMMENDED. THE ACFT DEPARTED VANCOUVER, WA, AND FLEW TO TIGARD, OR. IT WAS OBSERVED TO DEPART TIGARD AT ABOUT 1810 PDT. NUMEROUS WITNESSES REPORTED THAT AT ABOUT 1815, THEY SAW AN ACFT MANEUVERING AT LOW ALT NEAR A HIGHWAY, THEN IT DISAPPEARED WHILE FLYING TOWARD RISING TERRAIN. AT ABOUT 1820, RESIDENTS AT OR NEAR THE CREST OF THE HILLS HEARD THE ACFT CRASH. THE ACFT HAD HIT SUPPORTING GUY WIRE(S) FOR TOWER(S)S AT A RADIO/TV ANTENNA FARM. IMPACT OCCURRED AT ABOUT 250 FT AGL. REPORTEDLY, THE TOWERS WERE NOT VISIBLE DUE TO CLOUDS & FOG.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 5/19/1984
Event Day of the Week Saturday
Time of Event 1820
Event Time Zone Pacific Daylight Time
Event City PORTLAND
Event State OREGON
Event Country --
Zipcode of the event site 97221
Event Date Year 1984
Event Date Month 5
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 --
Weather Briefing Completeness Unknown
Investigator's weather source Witness
Time of the weather observation 1749 Pacific Daylight Time
Direction of event from weather observation facility (degrees) 255
Weather Observation Facility ID HBO
Elevation of weather observation facility 204
Distance of event from weather observation facility (units?) 9
Time Zone of the weather observation PDT
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Unknown
Sky Condition for Lowest Ceiling Obscured
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 0
Air Temperature at event time (in degrees celsius) 13
Dew Point at event time (in degress fahrenheit) 12
Wind Direction (degrees magnetic) 150
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) 29
Density Altitude (feet) --
Intensity of Precipitation Light
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 4
Injury Total Minor --
Injury Total None --
Injury Total Serious --
Injury Total All 4
Investigating Agency NTSB
NTSB Docket Number (internal use) 846
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 24563
Date of most recent change to record Feb 26 2001 8:35AM
User who most recently changed record dbo
Basic weather conditions Instrument Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N20Q
NTSB Number SEA84FA111
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 Ground
Aircraft Explosion None
Aircraft Manufacturer's Full Name STINSON
Aircraft Model 108-3
Aircraft Series Identifier 108-3
Aircraft Serial Number 108-4661
Certified Max Gross Weight 2400
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 Annual
Date of Last Inspection Nov 12 1983 12:00AM
Airframe hours since last inspection 103
Airframe Hours --
ELT Installed Yes
ELT Activated Yes
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name CHARLES E. BONG
Aircraft Owner Street Address 3842 SW CANBY STREET
Aircraft Owner City PORTLAND
Aircraft Owner State OR
Aircraft Owner Country
Aircraft Owner Zipcode 97219
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 Yes - certificate holder
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 5S3
Departure City TIGARD
Departure State OR
Departure Country
Departure Time 1610
Departure Time Zone PDT
Destination Same as Local Flt --
Destination Airport Code 0S6
Destination City ORCHARD
Destination State WA
Destination Country
Specific Phase of Flight Descent
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Feb 26 2001 8:08AM
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 --