Aircraft Accident/Incident Report

Nightmute, Alaska 99690
Thursday, May 7, 1987 14:15 AKD

NTSB Narrative Summary Released at Completion of Accident

THE AIRCRAFT WAS DESTROYED WHEN THE AIRCRAFT STRUCK A 350 FOOT HIGH HILL ALONG ITS ROUTE. THIS FLIGHT WAS A PART 135 ON-DEMAND AIR TAXI CARGO FLIGHT. SEVERAL OTHER AIR TAXI OPERATORS AND COMPANY AIRCRAFT ELECTED TO CANCEL THEIR FLIGHTS. BOTH GROUND REPORTS AND PILOT REPORTS STATED THE WEATHER IN THE AREA OF THE ACCIDENT WAS CEILINGS BELOW 500 FEET AND VISIBILITY LESS THAN ONE MILE.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 5/7/1987
Event Day of the Week Thursday
Time of Event 1415
Event Time Zone --
Event City NIGHTMUTE
Event State ALASKA
Event Country --
Zipcode of the event site 99690
Event Date Year 1987
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 Witness
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 500
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Clear
Sky Condition for Lowest Ceiling Obscured
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) -1
Dew Point at event time (in degress fahrenheit) -2
Wind Direction (degrees magnetic) 140
Variable Wind Indicator Unknown
Wind Speed (knots) 6
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 29
Density Altitude (feet) --
Intensity of Precipitation Light
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 1
Injury Total Minor --
Injury Total None --
Injury Total Serious --
Injury Total All 1
Investigating Agency NTSB
NTSB Docket Number (internal use) 217
NTSB Notification Source --
NTSB Notification Date May 9 1987 12:00AM
NTSB Notification Time 2200
Fiche Number and/or location -used to find docket information 33175
Date of most recent change to record Dec 13 2000 2:22PM
User who most recently changed record dbo
Basic weather conditions Instrument Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N54265
NTSB Number ANC87FA067
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 135: Air Taxi & Commuter
Type of Flight Plan filed Company VFR
Flight plan Was Activated? --
Damage Destroyed
Aircraft Fire Ground
Aircraft Explosion None
Aircraft Manufacturer's Full Name PIPER
Aircraft Model PA-31-350
Aircraft Series Identifier PA-31-350
Aircraft Serial Number 317405213
Certified Max Gross Weight 6315
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 2
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection 100 Hour
Date of Last Inspection May 3 1987 12:00AM
Airframe hours since last inspection 12
Airframe Hours 3750
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name YUTE AIR SERVICE
Aircraft Owner Street Address P.O. BOX 180
Aircraft Owner City DILLINGHAM
Aircraft Owner State AK
Aircraft Owner Country
Aircraft Owner Zipcode 99576
Operator is an individual? --
Operator Name PHILIP BINGMAN
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address P. O. BOX 180
Operator City DILLINGHAM
Operator State AK
Operator Country
Operator Zip code 99576
Operator Code
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 Cargo
Type of Flying (Per_Bus / Primary) Unknown
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code BET
Departure City BETHEL
Departure State AK
Departure Country
Departure Time 1345
Departure Time Zone AKT
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 10:35AM
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 --