Page 18 - Forum-2021-JanToMarch

CRM skills under the appropriate leadership that shall not be allowable from the aspect
of the captain. It is probable that the me- of safety, and it is probable that there might
chanics can be actively used as cooperative have some cases where keeping outside
resources to realize safe helicopter operations watch was not conducted appropriately. The
in the flight operations at the center. There- center conducts flight operations by one pilot
fore, it is desired that the center will endeavor (the captain) in accordance with the regula-
to establish CRM appropriately based on the tions. However, it is desired that the center
center’s flight operations. study using a two-pilot crew when possible.

Lesson 10: Safety of CRM and two-person Lessons
operation.
• Lesson 1: Select a four-wheel-drive car on
snowy roads. Not enough with studless
Probable Causes tires.
It is highly probable that the accident oc- • Lesson 2: The effectiveness of the drone is
curred because the helicopter did not take not just aerial photo.
avoidance maneuver even while getting closer • Lesson 3: Easy location survey with laser
to the ground. and GPS. (Of course, you need tools and
Regarding the helicopter’s not taking an training.)
avoidance maneuver even when getting closer • Lesson 4: Analysis of flight tracks from
to the ground while flying in a mountainous video taken on the helicopter.
region, it is somewhat likely that the captain
could not recognize the dangerous situation • Lesson 5: Analysis of human voices re-
because the captain was in a state where the quires understanding what the person is
arousal level was lowered; however, it was not doing.
possible to clarify whether he actually fell into • Lesson 6: We can understand the situation
such a state. of the engine by analyzing the sound.
• Lesson 7: Verification will be new discover-
Other Identified Safety Matters ies or proofs of certainty.
It is highly probable that the captain had a • Lesson 8: The ELT is important for saving
past medical history and a surgical history lives.
and he was under treatment with medication. • Lesson 9: A flight recorder is important for
However, it is certain that he had obtained the accident investigation.
aviation medical certificate without making
a self-report on his medical information. In • Lesson 10: Safety of CRM and two-person
operation.
the examination for the aviation medical
certificate, it is difficult to make an appropri-
ate judgment on whether to conform to the Summary
standards of aviation medical examination In March 2017, a rescue helicopter operated
unless applicants declare their medical his- by the Nagano Fire and Disaster Prevention
tory and information accurately. Applicants Aviation Center took off from Matsumoto
for the aviation medical examinations must Airport and collided with trees and crashed
accurately make a self-report on their medical into the mountain’s slope while flying toward
information to apply for the aviation medical the training site. In August 2018, 1.5 years lat-
certification. Regarding this matter, the JTSB er, another accident involving a firefighting
said to the Ministry of Land, Infrastructure, and disaster prevention helicopter occurred
Transport, and Tourism that it is necessary and killed nine people in the neighboring
that the Civil Aviation Bureau thoroughly prefecture. This is still under investigation,
instruct aircrews to accurately make a self-re- but it has become a major social problem
port on their medical information to apply for in Japan due to the two accidents with a
the aviation medical certification. If noncon- number of victims happening in two consec-
formity is suspected, they must not engage utive years. I do not yet know whether the
in the performance of aviation duties and two accidents had something in common,
must receive instructions from the designated but it would be disappointing to think that
aviation medical examiners and others, even if if the 2017 accident investigation report was
their aviation medical certificate is still within published in July instead of October, it would
the validity period. have had a deterrent effect.
In this accident, the captain of the heli-
copter in operation by one pilot was taking Last Lesson: Report should be published as
photos during the flight at such a low altitude soon as possible.
18 • January-March 2021 ISASI Forum