ANC86LA025

NTSB accident investigation · de Havilland DHC-6 · Mekoryuk, AK · February 7, 1986

Accident · No injuriesLimited investigationFinal report
Date
February 7, 1986, 10:50 local (14:50 UTC)
Place
Mekoryuk, AK
Injuries
9 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N204EHde Havilland DHC-6
Weather
Instrument (IMC) · Day
Status
Completed
Report
Approved by Office Director
NTSB office
Alaska Regional Office
FAA report
19860207037919A
Case key
4636

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

On this page

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.

Loss of control - in flightLanding - flare/touchdown
Terrain condition - snow coveredFactor
In-flight planning/decision - inadequatePilot in commandCause
Weather condition - fogFactor
Compensation for wind conditions - misjudgedPilot in commandCause
Weather condition - tailwindFactor
Planned approach - improperPilot in commandCause
Judgment - poorCopilot/second pilotFactor
Loss of control - in flightLanding - roll

Analysis

The PIC stated that he was landing to the southwest because the fog was obscuring the apch path to rwy 05. After aligning with rwy 23, the acft drifted off course. The plt was attempting to realign the acft with the rwy when he touched down in a bank and struck the right wing tip. He further stated he never regained control and the acft departed the rwy off the left side.

Aircraft

Registration
N204EH
Reported as
de Havilland DHC-6
Category
Airplane
Serial number
61
Airframe hours
19,417
Engine
P&W PT6A-20A, 5,795 horsepower, turbo prop
Damage
Substantial damage
Flight
Part 135
Operator
Era Helicopters, Inc.
Airworthiness certificate
Standard, Normal
Last inspection
100 hour · January 13, 1986 · 91 hours before
Departed
BET · Bethel, AK
Destination
MYU · Mekoryuk, AK
Flight plan
Company VFR
Airport
MYU · Mekoryuk, runway 23, 3,500 × 50 ft, gravel

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
35
Certificate
Airline transport
Airplane ratings
Multi-engine land, Single-engine sea, Single-engine land
Instrument ratings
Airplane
Medical
Class 1, Valid Medical--no waivers/lim.
Seat
Left
Flight hours
9,643 total · 3,888 in this make and model · 9,304 as pilot in command · 5 in the last 24 hours

Weather

Conditions
Instrument (IMC) · Day
Wind
150° at 10 knots, gusting 15
Lowest ceiling
1,000 ft overcast
Temperature
32 °F

FAA reports on this event · 1

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

Other investigations on N204EH · 1

Matched to the same aircraft by N-number and date.