ATL92LA132

NTSB accident investigation · Bell 206B · Bessemer, AL · June 29, 1992

Accident · FatalLimited investigationFinal report
Date
June 29, 1992, 18:42 local (23:42 UTC)
Place
Bessemer, AL
Injuries
1 fatal
Damage
Destroyed
Phase of flight
Maneuvering
Aircraft
N2636XBell 206B
Weather
Visual (VMC) · Day
Status
Completed · report July 26, 1993
Report
Approved by Office Director
FAA report
19920629022699A
Case key
8624

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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Probable cause

The pilots failure to maintain clearance from wires.

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 collision with objectManeuvering
Object - wire,static
Clearance - not maintainedPilot in commandCause
In flight collision with terrain/waterDescent - uncontrolled

Analysis

While spraying herbicides along the utility right of way, the helicopter collided with the utility lines about 150 feet above the ground. The helicopter fell to the ground and burned. Examination of the wreckage failed to disclose any mechanical malfunctions or material failure. Another helicopter from the company operating within the same area reported that there was no distress radio call received from the accident helicopter nor were there witnesses to the accident.

Aircraft

Registration
N2636X
Reported as
Bell 206B
Category
Helicopter
Serial number
801
Airframe hours
8,932
Engine
Allison C20B, 420 horsepower, turbo shaft
Damage
Destroyed
Fire
On-Ground
Flight
Aerial application · Part 137
Operator
Chem-Air Inc.,
Registered owner
Chem-Air Inc.,
Airworthiness certificate
Special, Restricted (Special)
Last inspection
AAIP · June 6, 1992 · 46 hours before
Departed
PVT · Pelham, AL
Destination
PVT

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
Certificates
Commercial, Flight instructor
Airplane ratings
Single-engine land
Instrument ratings
Helicopter, Airplane
Medical
Class 2, Valid Medical--w/ waivers/lim
Seat
Right
Toxicology
Performed
Flight hours
10,942 total · 3,808 in this make and model · 10,942 as pilot in command · 35 in the last 90 days · 35 in the last 30 days · 6 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
100° at 6 knots
Visibility
13 statute miles
Lowest ceiling
2,500 ft overcast
Temperature
86 °F, dew point 64 °F
Altimeter
29.00 inHg
Observed at
BHM, 20 nm away

FAA reports on this event · 1

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