Aircraft Accident/Incident Report

Skamania, Washington 98648
Friday, September 7, 1984 18:50 PDT

NTSB Narrative Summary Released at Completion of Accident

A WITNESS, LOCATED 3 MI SE OF THE ACCIDENT SITE, REPORTED HEARING THE ACFT 'REV UP TO A SCREAM FOLLOWED BY A CRASH THAT SOUNDED LIKE A MINIATURE SONIC BOOM.' THE ACFT CONTACTED THE TERRAIN IN AN UNCONTROLLEDD DESCENT AT AN ELEV OF 2100 FT MSL. INSPECTION OF THE WRECKAGE REVEALED THE HORIZONTAL STABILIZER AND LEFT WING HAD SEPARATED FROM THE ACFT. THE SEPARATED OUTBOARD SECTION OF THE LEFT WING WAS NOT LOCATED. METALLURGICAL EXAM OF THE REMAINING PORTION OF THE LEFT WING SPAR DISCLOSED A FAILURE 'TYPICAL OF OVERSTRESS.' THE NEAREST WX REPORTING STATION, TROUTDALE, OR, LOCATED 13 NM SW OF THE ACCIDENT LOCATION AT AN ELEV OF 30 FT MSL HAD A 1845 PDT OBSERVATION OF: 2500 FT SCATTERED, E4000 FT OVERCAST WITH 20 SM VIVIBILITY.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 9/7/1984
Event Day of the Week Friday
Time of Event 1850
Event Time Zone Pacific Daylight Time
Event City SKAMANIA
Event State WASHINGTON
Event Country --
Zipcode of the event site 98648
Event Date Year 1984
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 --
Degrees magnetic from airport --
Airport Elevation --
Weather Briefing Completeness Unknown
Investigator's weather source Witness
Time of the weather observation 1845 Eastern Daylight Time
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID TTD
Elevation of weather observation facility 0
Distance of event from weather observation facility (units?) 0
Time Zone of the weather observation EDT
Lighting Conditions Day
Lowest Ceiling Height 0
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) 23
Dew Point at event time (in degress fahrenheit) 14
Wind Direction (degrees magnetic) 170
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) 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 2
Injury Total Minor --
Injury Total None --
Injury Total Serious --
Injury Total All 2
Investigating Agency NTSB
NTSB Docket Number (internal use) 2693
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 26636
Date of most recent change to record Jan 2 2001 9:15AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N191WB
NTSB Number SEA84FA223
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 T210M
Aircraft Series Identifier T210M
Aircraft Serial Number 21062168
Certified Max Gross Weight 3800
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 6
Number of Engines 1
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Jun 1 1984 12:00AM
Airframe hours since last inspection 68
Airframe Hours 1535
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name R.J. FRANK, JR.
Aircraft Owner Street Address 13554 N.E. HASSALO
Aircraft Owner City PORTLAND
Aircraft Owner State OR
Aircraft Owner Country
Aircraft Owner Zipcode 97230
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) Personal
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code PDT
Departure City PENDLETON
Departure State OR
Departure Country
Departure Time 1800
Departure Time Zone PDT
Destination Same as Local Flt --
Destination Airport Code 60S
Destination City VANCOUVER
Destination State WA
Destination Country
Specific Phase of Flight Descent
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 --