DEN88LA135

NTSB accident investigation · Bell 47G · Terry, MT · June 25, 1988

Accident · Serious injuriesLimited investigationFinal report
Date
June 24, 1988, 19:55 local (Jun 25, 1988, 01:55 UTC)
Place
Terry, MT
Injuries
1 serious
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N2243WBell 47G
Weather
Visual (VMC) · Day
Status
Completed · report June 9, 1989
Report
Approved by Office Director
FAA report
19880624025849A
Case key
17485

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 power(total) - nonmechanicalCruise - normal
Became lost/disoriented - inadvertentPilot in commandFactor
Fluid,fuel - exhaustionCause
Fuel supply - inadequatePilot in commandCause
Forced landingDescent - emergency
Autorotation - performedPilot in commandFactor
Object - wire,transmissionFactor
Clearance - misjudgedPilot in commandFactor
Hard landingLanding - flare/touchdown

Analysis

The aircraft was on a ferry flight from alpine, WY. To belfield, ND. The plt departed alpine at approximately 0950 and made several enroute stops to refuel. The plt intended to land at miles city, MT to refuel but he got lost and flew to Terry, MT, located 38 miles east of miles city. The plt stated he experienced an eng failure and executed an autorotation. During the emergency landing the plt had to avoid pwr lines, thus losing rotor RPM. The acft landed hard. Examination of the wreckage revealed several quarts of fuel in the fuel tanks.

Aircraft

Registration
N2243W
Reported as
Bell 47G
Category
Helicopter
Serial number
6755
Airframe hours
6,957
Engine
Allison 250-C20B, 420 horsepower, turbo shaft
Damage
Substantial damage
Flight
Ferry · Part 91
Operator
High Country Helicopters
Registered owner
High Country Helic. Inc
Airworthiness certificate
Standard, Normal
Last inspection
100 hour · May 10, 1988 · 61 hours before
Departed
GEY · Greybull, WY
Destination
MLS · Miles City, MT
Flight plan
Company 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
52
Certificate
Commercial
Airplane ratings
Single-engine land
Medical
Class 2, Valid Medical--w/ waivers/lim
Seat
Left
Flight hours
22,430 total · 2,700 in this make and model · 16,430 as pilot in command · 18 in the last 90 days · 18 in the last 30 days · 8 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
305° at 30 knots, gusting 45
Visibility
30 statute miles
Lowest ceiling
None
Temperature
90 °F
Altimeter
30.00 inHg

FAA reports on this event · 1

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

Other investigations on N2243W · 4

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