Avionics News September 2019 - 51

3% of flight hours. This means personal/private
Like the other safety partnerships, USHST is
use helicopter accidents occur disproportionately
comprised of safety experts from industry and
with hours flown. Commercial (defined as air taxi,
government. Major helicopter manufacturers,
for hire) operations account for 9% of the total
rotorcraft operators and the Federal Aviation
fatal accidents but only 5% of the total flight hours
Administration provide experts to participate.
- a slight incongruity. In contrast, air ambulance
"Safety is so important that we need to work
helicopters fly 16% of the industry's total flight
together and trade information freely with each
hours but account for only 7% of the total fatal
other," said Tony Molinaro, the FAA co-chair for
accidents.
USHST outreach and communications. "These
This assessment has led the USHST to focus on
collaborative efforts, based on real accident
commercial (air taxi, for hire),
data and analysis, create
aerial application, utilities/
the best opportunities to
construction and personal/
develop meaningful safety
THE USHST IS
private operations, as these
enhancements both for
A
D
A
T
A
D
R
I
V
E
N
areas of the industry represent
industry and the FAA."
O R G A N I Z AT I O N ,
a disproportionate number of
The USHST is a data-driven
U
S
I
N
G
A
C
T
U
A
L
accidents, ranging from slightly
organization, using actual
ACCIDENT AND
disproportionate for commercial
accident and incident data to
I
N
C
I
D
E
N
T
D
A
T
A
operations to significantly overanalyze risk and determine
TO ANALYZE RISK
represented in personal/private
the group's working tasks.
A
N
D
D
E
T
E
R
M
I
N
E
operations.
According to the group's June
THE GROUP'S
The group is currently working
2019 monthly safety report,
W
O
R
K
I
N
G
T
A
S
K
S
.
on 22 safety enhancements
the leading causes of accidents
to address the risks identified
from June 2014 to June 2019
by its safety dataset. USHST's
are low-altitude operations,
safety enhancements typically
system component failure
address four general topics - outreach, training,
- non-powerplant, system component failure -
policy, and technology and equipment. Some
powerplant, unintended flight into instrument
safety enhancements are geared specifically at the
meteorological conditions, and loss of control on
industry, while others are suggestions for regulators
the ground. (Low-altitude operations is defined as
and safety bodies.
collision or near collision with obstacles, objects
The USHST's highest-scoring safety enhancement,
or terrain while internationally operating near the
that is, the one with the best prospect for
surface - excluding takeoff or landing phases.)
decreasing fatal accidents, is based on safety
Based on its accident dataset, the USHST has
culture and professionalism. Safety Enhancement
most recently focused on mitigating loss of control
19A states: "Industry and government to develop a
- in-flight, unintended IMC, and low-altitude
definition of an effective safety culture that is more
accidents.
applicable and relatable to the day-to-day work of
The group also considered the industry or
frontline helicopter professionals and promote an
mission type in fatal accident rates over a 10-year
understanding of this application-based definition
period, and in late 2018, determined personal/
to the helicopter community."
private use helicopters account for 25% of all fatal
accidents. Personal/private use helicopters fly only

Continued on following page

avionics news

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september

2019

51



Avionics News September 2019

Table of Contents for the Digital Edition of Avionics News September 2019

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Avionics News September 2019 - No label
Avionics News September 2019 - Cover1
Avionics News September 2019 - Cover2
Avionics News September 2019 - 1
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Avionics News September 2019 - Cover3
Avionics News September 2019 - Cover4
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