Aircraft Accident/Incident Report

Togiak River, Alaska 99678
Friday, August 13, 1993 16:00 AKD

NTSB Narrative Summary Released at Completion of Accident

PILOT IN COMMAND OF AMPHIBIAN AIRPLANE MISJUDGED THE LENGTH OF TAKEOFF RUN NEEDED TO GET AIRBORNE OFF AN AREA OF A REMOTE FISHING RIVER. THE AIRCRAFT COLLIDED WITH AN EMBANKMENT AT THE TURN OF THE RIVER. SUFFICIENT SEALANE WAS AVAILABLE IF THE AIRCRAFT HAD BEEN TAXIED UP STREAM.

NTSB Probable Cause Narrative

THE PILOT IN COMMAND'S IMPROPER PREFLIGHT DECISION MAKING AND SELECTION OF UNSUITABLE TERRAIN FOR TAKEOFF.

Event Information

Type of Event Accident
Event Date 8/13/1993
Event Day of the Week Friday
Time of Event 1600
Event Time Zone --
Event City TOGIAK RIVER
Event State ALASKA
Event Country --
Zipcode of the event site 99678
Event Date Year 1993
Event Date Month 8
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 Unknown
Time of the weather observation 1557 Atlantic Daylight Time
Direction of event from weather observation facility (degrees) 160
Weather Observation Facility ID DLG
Elevation of weather observation facility 86
Distance of event from weather observation facility (units?) 40
Time Zone of the weather observation ADT
Lighting Conditions Day
Lowest Ceiling Height 1700
Lowest Non-Ceiling Height 700
Sky/Lowest/Cloud Conditions Scattered
Sky Condition for Lowest Ceiling Broken
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) 12
Dew Point at event time (in degress fahrenheit) 10
Wind Direction (degrees magnetic) 70
Variable Wind Indicator Unknown
Wind Speed (knots) 7
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 29
Density Altitude (feet) 100
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 5
Injury Total Serious --
Injury Total All 1
Investigating Agency NTSB
NTSB Docket Number (internal use) 1343
NTSB Notification Source --
NTSB Notification Date Aug 14 1993 12:00AM
NTSB Notification Time 730
Fiche Number and/or location -used to find docket information IMAGE
Date of most recent change to record Dec 11 2000 1:33PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N1530H
NTSB Number ANC93LA144
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 135: Air Taxi & Commuter
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion Unknown
Aircraft Manufacturer's Full Name GRUMMAN
Aircraft Model G-21
Aircraft Series Identifier G-21
Aircraft Serial Number B-140
Certified Max Gross Weight 8920
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 9
Number of Engines 2
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection 100 Hour
Date of Last Inspection Jul 9 1930 12:00AM
Airframe hours since last inspection 32
Airframe Hours 18204
ELT Installed Yes
ELT Activated Yes
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name PHILLIP L. BINGMAN
Aircraft Owner Street Address P. O. BOX 190875
Aircraft Owner City ANCHORAGE
Aircraft Owner State AK
Aircraft Owner Country
Aircraft Owner Zipcode 99519
Operator is an individual? --
Operator Name BINGMAN, PHILLIP L.
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address P. O. BOX 190875
Operator City ANCHORAGE
Operator State AK
Operator Country
Operator Zip code 99519
Operator Code BPMC
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 Non-scheduled
Indicates Domestic or International Flight Domestic
Operator carrying Pax/Cargo/Mail Passenger Only
Type of Flying (Per_Bus / Primary) Unknown
Second Pilot on Board Unknown
Departure Point Same as Event Yes
Departure Airport Code
Departure City
Departure State
Departure Country
Departure Time 1600
Departure Time Zone ADT
Destination Same as Local Flt --
Destination Airport Code DLG
Destination City DILLINGHAM
Destination State AK
Destination Country
Specific Phase of Flight Takeoff
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Dec 11 2000 1:33PM
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 --