The Possible Reasons Behind This Civil Aviation Disaster-Plane Crush
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A chartered
plane with a Brazilian first division football team crashed on its approach to
the Colombian city of Medellin while on its way to the finals of a regional
tournament. Sputnik takes a look at the possible reasons behind this civil aviation
disaster.
The British
Aerospace 146 short-haul plane, operated by a charter airline named LaMia,
declared an emergency and lost radar contact because of an electrical
failure, aviation authorities said.
The plane
known as Avro RJ85 (Regional Jet 85) was a medium-range passenger
aircraft. The crashed airliner made its debut flight in 1999.
There were
387 aircraft of this series that were made. The slightly modified Avro
RJ85 can accommodate from 85 to 112 passengers.
The Avro RJ
is designed for smaller airports located in the city, so it needs
little distance in order to take off and land.
Amount of Fuel
Brazilian
aviation safety expert and former civil and military aircraft pilot Milian
Heymann spoke to Sputnik Brazil about the possible causes of the
crash saying that the RJ-85 is a reliable aircraft for such types
of flights over mountainous Terrain.
“What draws attention is the fact that the plane
did not burst into flames after the crash. This is a possible sign
that there was a small amount of fuel, it was just enough to arrive
at the destination. A lack of fuel may explain possible problems
with electricity,” Heymann said.
He further
said that without the necessary amount of fuel, the four engines
aircraft could have stopped, which could have led to a loss
of control by the pilot and eventually the crash of the
aircraft. He stressed that this is just his personal opinion.
Crash Site and Mountainous Terrain
Honored Pilot of the USSR, Chairman
of the Civil Aviation Board of Public Transport Supervision, Oleg
Smirnov, in conversation with RT said that it was “a good plane, it
had been in service for a long time and it has shown to be safe
and comfortable for passengers.”
The wreckage of the aircraft, bodies of the passengers and a few
survivors were found by Colombian rescue services in mountainous Terrain.
It is possible that the pilot was looking
for a landing site. “If the pilot knows that he doesn’t have enough fuel
to fly till the landing strip he starts looking for more or less
flat area for emergency landing,” distinguished test pilot Magomed Tolboev
told RT.
According to him if a pilot flies through mountains, he marks some
plateaus on the map where in the case of emergency, the plane
can land.
Technical Malfunction
Fligtradar24
portal reported that on approaching the Medellin airport the plane started
to fly in circles. This is usually done by the pilots
in order to get rid of excess fuel so that the plane doesn’t
explode on landing https://t.co/ayIDZCJVZs and flightradar24.com/data/aircraft/cp-2933/#bbef1b9 …
However,
Tolboev noted that when the pilot does that, he loses a lot of fuel and it
is very important to remember not to overdo it as the fuel might
finish before the plane manages to actually land.
So far, the voice recordings of the pilot with the dispatcher have
not yet been made available so no conclusions can be made based on the
technical characteristics of the aircraft. That leads to the biggest
question.
Long Distance of Flight
According to the documentation, the practical
range of Avro RJ85 with 85 people onboard is 2963 km. However, the
distance between the point of departure of the plane and
destination in Medellin was 2975 km.
The long distance of the flight and possible
required maneuvers due to poor weather could have led to the plane
running out of fuel, according to Smirnov.
The expert added that the fact that there are
survivors from the plane indicates that it did not completely breakdown
and did not catch fire. This gives hope that the flight recorders will be
intact.
Their
decoding will give a better picture of what actually went wrong. According
to the expert it is possible that the decryption of the data will
take place very quickly.
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