Aircraft Accident/Incident Report

Kapowsin, Washington 98344
Saturday, December 23, 1995 16:00 PST

NTSB Narrative Summary Released at Completion of Accident

During a personal pleasure flight to sight see and spot elk, the airplane collided with rolling mountainous terrain in a nearly vertical attitude. Other pilots flying in the area reported windy and turbulent conditions around the mountains. During the postcrash investigation of the airframe and engine, no evidence was found to indicate a mechanical failure or malfunction.

NTSB Probable Cause Narrative

the pilot's failure to maintain aircraft control and terrain clearance. Turbulence was a factor.

Event Information

Type of Event Accident
Event Date 12/23/1995
Event Day of the Week Saturday
Time of Event 1600
Event Time Zone Pacific Standard Time
Event City KAPOWSIN
Event State WASHINGTON
Event Country --
Zipcode of the event site 98344
Event Date Year 1995
Event Date Month 12
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 Weather Observation Facility
Time of the weather observation 1555 Pacific Standard Time
Direction of event from weather observation facility (degrees) 265
Weather Observation Facility ID GRF
Elevation of weather observation facility 302
Distance of event from weather observation facility (units?) 20
Time Zone of the weather observation PST
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 200
Sky/Lowest/Cloud Conditions Scattered
Sky Condition for Lowest Ceiling Unknown
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 1
Air Temperature at event time (in degrees celsius) 2
Dew Point at event time (in degress fahrenheit) --
Wind Direction (degrees magnetic) 110
Variable Wind Indicator Unknown
Wind Speed (knots) 2
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
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) 1992
NTSB Notification Source --
NTSB Notification Date Dec 23 1995 12:00AM
NTSB Notification Time 2345
Fiche Number and/or location -used to find docket information IMAGE
Date of most recent change to record Dec 7 2000 4:54PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N4008Z
NTSB Number SEA96FA034
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 Piper
Aircraft Model PA-18-150
Aircraft Series Identifier PA-18-150
Aircraft Serial Number 18-7959
Certified Max Gross Weight 1750
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 May 7 1995 12:00AM
Airframe hours since last inspection 66
Airframe Hours 3944
ELT Installed Yes
ELT Activated Yes
ELT Aided Location of Event Site Yes
ELT Type --
Aircraft Owner Name ROBERT C. RUSHER
Aircraft Owner Street Address P.O. BOX 55694
Aircraft Owner City NORTH POLE
Aircraft Owner State AK
Aircraft Owner Country
Aircraft Owner Zipcode 99705
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
Departure City SOUTH PRAIRIE
Departure State WA
Departure Country
Departure Time 1530
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 Maneuvering
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:34AM
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 --