ANC88FA020

NTSB accident investigation · Cessna 207A · Ambler, AK · December 11, 1987

Accident · FatalField investigationFinal report
Date
December 10, 1987, 21:00 local (Dec 11, 1987, 01:00 UTC)
Place
Ambler, AK
Injuries
1 fatal
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N9979MCessna 207A
Weather
Instrument (IMC) · Night/dark
Status
Completed · report January 11, 1989
Report
Approved by Office Director
NTSB office
Alaska Regional Office
FAA report
19871210070119A
Case key
4943

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

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Sequence of events

NTSB’s coding before 2008: each occurrence and phase of flight, and the causes and factors under it. The codes are defined in NTSB’s coding manual.

In flight encounter with weatherCruise
Preflight planning/preparation - inadequatePilot in commandFactor
Procedures/directives - not followedFactor
Lack of total experiencePilot in commandFactor
Inadequate substantiation processCompany/operator mgmtFactor
Light condition - dark nightFactor
Weather condition - obscurationFactor
Weather condition - ice fogFactor
Weather condition - snowFactor
Weather condition - whiteoutFactor
Vfr flight into imc - continuedPilot in commandCause
In flight collision with terrain/waterCruise
Became lost/disoriented - inadvertentPilot in commandCause
Terrain condition - high terrainFactor
Proper altitude - not maintainedPilot in commandCause
Lack of familiarity with geographic areaPilot in commandFactor
Lack of total experience in type operationPilot in commandFactor

Analysis

The plt of the air taxi cargo flt was operg at night in marginal VFR conds when the acft struck rising terrain. The acft was fnd the next day at aprx 1000 ast, some 15 mi off the intended route. The plt was unconscious & suffering fm hypothermia & other injuries. He was taken to a hospital, but died later that day. An investigation revealed the acft struck the south side of bismark mtn at aprx 2100' MSL while in lvl flt. Another plt, who was flying in the area about 2-1/2 hrs after the acdnt, rprtd that classic white-out conds existed with mod snow fall & ice crystals rdcg fwd vis to less than 1/2 mi. The plt (of N9979M) had been recently hired by bering air & had only about 23 hrs of known flt time in the general area. At the time of employment, he indcd he had aprx 1536 hrs of flt time; however, only 446 hrs of flt time was verified by his logbook & other sources. Min flt time to act as a PIC in the air taxi opn was 500 hrs.

Aircraft

Registration
N9979M
Reported as
Cessna 207A
Category
Airplane
Serial number
20700773
Airframe hours
3,343
Engine
Continental IO-520-F, 300 horsepower, reciprocating
Damage
Substantial damage
Flight
Part 135
Operator
Bering Air, Inc.
Registered owner
Bering Air Inc
Airworthiness certificate
Standard, Normal
Last inspection
100 hour · November 22, 1987 · 40 hours before
Departed
Z60 · Kotzebue, AK
Destination
SHG · Shungnak, AK
Flight plan
VFR

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
29
Certificates
Flight instructor, Commercial
Airplane ratings
Multi-engine land, Single-engine sea, Single-engine land
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--w/ waivers/lim
Seat
Left
Toxicology
Performed
Flight hours
446 total · 60 in this make and model · 265 as pilot in command · 85 in the last 90 days · 65 in the last 30 days · 5 in the last 24 hours

Weather

Conditions
Instrument (IMC) · Night/dark
Wind
Calm
Temperature
10 °F, dew point 18 °F
Altimeter
29.00 inHg

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.