Aircraft Accident/Incident Report

Big Lake, Alaska
Tuesady, September 11, 1984 9:30 AKD

NTSB Narrative Summary Released at Completion of Accident

ACCORDING TO THE PLT, HE WAS TAKING OFF FROM A LAKE WHEN HE DECIDED THAT HE DID NOT HAVE SUFFICIENT ROOM TO CLEAR TREES IN HIS FLT PATH. HE ABORTED THE TAKEOFF & THE ACFT SETTLED ONTO A GRAVEL BERM & SLID INTO TUNDRA. THE PLT BELIEVED THAT THE ACCIDENT WOULD NOT HAVE OCCURRED IF HE HAD USED ALL OF THE LAKE FOR THE TAKEOFF OR HAD ABORTED SOONER. REPORTEDLY, THE LAKE HAD CALM/GLASSY WATER CONDITIONS.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 9/11/1984
Event Day of the Week Tuesday
Time of Event 930
Event Time Zone --
Event City BIG LAKE
Event State ALASKA
Event Country --
Zipcode of the event site
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 0
Degrees magnetic from airport 0
Airport Elevation --
Weather Briefing Completeness Unknown
Investigator's weather source Pilot
Time of the weather observation 0
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID
Elevation of weather observation facility 0
Distance of event from weather observation facility (units?) 0
Time Zone of the weather observation
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Clear
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 100
Air Temperature at event time (in degrees celsius) 4
Dew Point at event time (in degress fahrenheit) --
Wind Direction (degrees magnetic) 0
Variable Wind Indicator Unknown
Wind Speed (knots) 0
Wind Velocity Indicator Calm
Wind Gust Indicator Unknown
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) --
Density Altitude (feet) --
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 2
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 2455
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 26385
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 N235LY
NTSB Number ANC84LA172
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 MAULE
Aircraft Model M-5-235C
Aircraft Series Identifier M-5-235C
Aircraft Serial Number 7189C
Certified Max Gross Weight 2750
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 Oct 8 1983 12:00AM
Airframe hours since last inspection --
Airframe Hours 505
ELT Installed Yes
ELT Activated Yes
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name WILLIAM M. DE RUSHE'
Aircraft Owner Street Address SR 71150
Aircraft Owner City FAIRBANKS
Aircraft Owner State AK
Aircraft Owner Country
Aircraft Owner Zipcode 99701
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 Yes
Departure Airport Code
Departure City BROOKS RANGE
Departure State AK
Departure Country
Departure Time 930
Departure Time Zone
Destination Same as Local Flt --
Destination Airport Code
Destination City GRAYLING LAKE
Destination State AK
Destination Country
Specific Phase of Flight Takeoff
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 --