Aircraft Accident/Incident Report

Anacortes, Washington 98221
Monday, May 11, 1992 15:20 PDT

NTSB Narrative Summary Released at Completion of Accident

THE PILOT WAS TURNING FROM TAKEOFF LEG TO CROSSWIND WHEN THE ENGINE QUIT. HE INITIATED A FORCED LANDING ON A STREET IN A RESIDENTIAL AREA. THE ACFT IMPACTED AN EMBANKMENT BESIDE THE STREET, SKIDDED ONTO THE STREET, GROUND LOOPED, AND WAS DESTROYED BY POST IMPACT FIRE. EXAM OF THE ENGINE REVEALED THE AFT CRANKSHAFT COUNTERWEIGHT AND NO. 5 CYLINDER SEPARATED IN FLIGHT. METALURGICAL EXAM OF THE CRANKSHAFT ASSY REVEALED FATIGUE FAILURE OF THE COUNTERWEIGHT CAP SCREWS.

NTSB Probable Cause Narrative

LOSS OF ENGINE POWER DUE TO FATIGUE FAILURE OF THE CRANKSHAFT COUNTERWEIGHT CAP SCREWS AND SEPARATION OF THE COUNTERWEIGHT. A FACTOR RELATING TO THE ACCIDENT WAS THE RESIDENTIAL AREA AND LACK OF SUITABLE TERRAIN FOR A FORCED LANDING.

Event Information

Type of Event Accident
Event Date 5/11/1992
Event Day of the Week Monday
Time of Event 1520
Event Time Zone Pacific Daylight Time
Event City ANACORTES
Event State WASHINGTON
Event Country --
Zipcode of the event site 98221
Event Date Year 1992
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 Weather Observation Facility
Time of the weather observation 1455 Pacific Daylight Time
Direction of event from weather observation facility (degrees) 155
Weather Observation Facility ID NUW
Elevation of weather observation facility 47
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 2000
Sky/Lowest/Cloud Conditions Scattered
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 7
Air Temperature at event time (in degrees celsius) 14
Dew Point at event time (in degress fahrenheit) 1
Wind Direction (degrees magnetic) 270
Variable Wind Indicator Unknown
Wind Speed (knots) 5
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) 0
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury Minor
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor 1
Injury Total None 1
Injury Total Serious --
Injury Total All 1
Investigating Agency NTSB
NTSB Docket Number (internal use) 2092
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 46884
Date of most recent change to record Dec 11 2000 2:56PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N4223P
NTSB Number SEA92LA095
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 Ryan
Aircraft Model ST-3KR
Aircraft Series Identifier ST-3KR
Aircraft Serial Number 1691
Certified Max Gross Weight 1885
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 Annual
Date of Last Inspection Sep 1 1991 12:00AM
Airframe hours since last inspection 36
Airframe Hours 2203
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name BREWER, LEE A.
Aircraft Owner Street Address P.O. BOX 403
Aircraft Owner City FRIDAY HARBOR
Aircraft Owner State WA
Aircraft Owner Country
Aircraft Owner Zipcode 98250
Operator is an individual? --
Operator Name BREWER, LEE A.
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address P.O. BOX 403
Operator City FRIDAY HARBOR
Operator State WA
Operator Country
Operator Zip code 98250
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 74S
Departure City ANACORTES
Departure State WA
Departure Country
Departure Time 1515
Departure Time Zone PDT
Destination Same as Local Flt crash at destination city
Destination Airport Code
Destination City
Destination State
Destination Country
Specific Phase of Flight Climb
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:35AM
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 --