FTW94LA043

NTSB accident investigation · Bell 412 · Cameron, LA · December 3, 1993

Accident · Minor injuriesLimited investigationFinal report
Date
December 3, 1993, 17:45 local (23:45 UTC)
Place
Cameron, LA
Injuries
4 minor
Damage
Destroyed
Phase of flight
Approach
Aircraft
N356EHBell 412
Weather
Instrument (IMC) · Dusk
Status
Completed · report September 27, 1994
Report
Approved by Office Director
FAA report
19931203045999A
Case key
18973

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 copilot's continued flight into adverse weather conditions, and the captain's inadequate supervision. The haze and fog were factors.

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 terrain/waterApproach
Weather condition - fogFactor
Weather condition - haze/smokeFactor
Flight into known adverse weather - continuedCopilot/second pilotCause
Supervision - inadequatePilot in commandCause

Analysis

During an approach to a heliport, the helicopter impacted the ground in a level attitude 300 yards short of its intended touchdown point. Following the ground impact the helicopter was consumed by fire. Weather at the time included ground fog and haze. The copilot was flying the approach. Due to fog and haze, he was unable to maintain visual contact with lights at the landing site.

Factual narrative

On December 3, 1993, at 1745 central standard time, a Bell 412, N356EH, was destroyed due to a post crash fire and impact with terrain near Cameron, Louisiana. The helicopter was owned and operated by ERA Aviation of Anchorage, Alaska. The airline transport rated pilot, the commercial copilot, and their two passengers sustained minor injuries. Instrument meteorological conditions prevailed for the on-demand air taxi flight.

A witness on the ground saw the aircraft fly by at about 300 or 400 feet and about 1/4 mile to the south. He reported that the helicopter started a right hand turn over the PHI base and started to lose altitude rapidly; it impacted the ground 300 yards short of its intended touchdown point.

The pilot reported that the "approach appeared normal". He recalled a rate of descent of 300 to 500 feet per minute with an approach speed that was "slightly slower due to the patchy haze/fog." He further reported that ground impact was "slightly less than 30 knots".

During an interview and in a written report the copilot stated that he was flying the aircraft and that the altimeter was passing through 400 feet and the airspeed indicator read 20 knots just prior to looking up "to pick out the lights at the base." He further stated that he could not "pick out the lights this time" due to "the fog and haze." He reported that the helicopter impacted the ground in a level attitude.

An examination of the helicopter, by a Federal Aviation Administration inspector and the operator, revealed no mechanical malfunctions.

Aircraft

Registration
N356EH
Reported as
Bell 412
Category
Helicopter
Serial number
33072
Airframe hours
7,214
Engine
P&W PT6T-3B, 1,025 horsepower, turbo shaft
Damage
Destroyed
Fire
On-Ground
Flight
Executive/Corporate · Part 91
Registered owner
Era Aviation
Airworthiness certificate
Standard, Transport
Last inspection
Continuous airworthiness · December 2, 1993 · 7 hours before
Departed
South Marsh 147, GM
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
51
Certificate
Airline transport
Airplane ratings
Single-engine land, Multi-engine land
Instrument ratings
Airplane, Helicopter
Medical
Class 1, Valid Medical--no waivers/lim.
Seat
Right
Flight hours
11,766 total · 2,165 in this make and model · 66 in the last 90 days · 20 in the last 30 days · 7 in the last 24 hours

Weather

Conditions
Instrument (IMC) · Dusk
Wind
215° at 5 knots
Visibility
2 statute miles
Observed at
LCH, 15 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.