SEA87LA074

NTSB accident investigation · Hughes 369D · Forks, WA · April 3, 1987

Accident · Minor injuriesLimited investigationFinal report
Date
April 3, 1987, 09:30 local (17:30 UTC)
Place
Forks, WA
Injuries
1 minor
Damage
Destroyed
Phase of flight
Maneuvering
Aircraft
N8356FHughes 369D
Weather
Visual (VMC) · Day
Status
Completed · report May 9, 1988
Report
Approved by Office Director
FAA report
19870403008479A
Case key
40606

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 engine powerManeuvering
Fluid,fuel - waterCause
Preflight planning/preparation - inadequatePilot in commandCause
In flight collision with terrain/waterDescent
Roll overOther

Analysis

During external load operation the aircraft's engine ceased operating. The helicopter was too close to the ground for recovery. The helicopter descended, struck the ground hard and then rolled over onto its right side. Water in the fuel was discovered after the accident.

Aircraft

Registration
N8356F
Reported as
Hughes 369D
Category
Helicopter
Serial number
170069D
Engine
Allison 250-C20B, 375 horsepower, turbo shaft
Damage
Destroyed
Flight
Other work use · Part 133
Operator
Orca Helicopter Service, Inc., doing business as Orca Helicopter Service
Registered owner
Bonitar Warner & Kevin Warner
Airworthiness certificate
Standard, Normal
Last inspection
100 hour · November 13, 1986
Departed
Forks, WA

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
40
Certificate
Commercial
Airplane ratings
Single-engine land
Medical
Class 2, Valid Medical--no waivers/lim.
Flight hours
15,000 total

Weather

Conditions
Visual (VMC) · Day
Wind
Calm
Visibility
40 statute miles
Lowest ceiling
None
Temperature
50 °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 N8356F · 2

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