CHI86LA044

NTSB accident investigation · Bell 47G · Kalamazoo, MI · December 7, 1985

Accident · No injuriesLimited investigationFinal report
Date
December 7, 1985, 12:00 local (17:00 UTC)
Place
Kalamazoo, MI
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Maneuvering
Aircraft
N7763Bell 47G
Weather
Day
Status
Completed
Report
Approved by Office Director
FAA report
19851207062649A
Case key
13390

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.

Loss of control - in flightHover
Weather condition - whiteoutFactor
Unsuitable terrain or takeoff/landing/taxi area - selectedPilot in commandCause
Terrain condition - snow coveredFactor
Directional control - not maintainedPilot in commandCause
In flight collision with terrain/waterHover
Roll overHover

Analysis

Upon the approach to hover for landing on a snow covered airstrip, dry snow blew up and obscured the pilot's visual references. One skid touched down as the helicopter was moving laterally causing the aircraft to roll over on its side.

Aircraft

Registration
N7763
Reported as
Bell 47G
Category
Helicopter
Serial number
K992
Airframe hours
1,338
Engine
Lycoming V0435, 260 horsepower, reciprocating
Damage
Substantial damage
Flight
Business · Part 91
Registered owner
Douglas A. Kitzmiller
Airworthiness certificate
Standard, Normal
Last inspection
100 hour · May 4, 1985 · 38 hours before
Departed
RLA · Mattawan, MI
Destination
RLA · Kalamazoo, MI
Airport
RLA · Newman'S, runway 18, 2,700 × ft, snow

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
42
Certificates
Flight instructor, Commercial
Airplane ratings
Single-engine land, Multi-engine land
Instrument ratings
Airplane, Helicopter
Medical
Class 2, Valid Medical--no waivers/lim.
Seat
Left
Flight hours
7,956 total · 5,084 in this make and model · 7,500 as pilot in command · 71 in the last 90 days · 2 in the last 24 hours

Weather

Conditions
Day
Visibility
2 statute miles
Lowest ceiling
800 ft overcast
Temperature
30 °F

FAA reports on this event · 1

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