Transport safety officials say the wrong air anemia contributed to the collision of a fatal helicopter in a park and an Australian entertainment resort.
Four people – including two British tourists – died – many of them were seriously injured when the two planes collided with each other in January 2023, near the sea world on Gold Coast.
An investigation conducted by the Australia Transport and Safety Office (ATSB) found that one of the pilots had not heard a vital radio call shortly before the accident, and that a series of changes through the sea world means that the risk controls have eroded over time.
Gold Coast, one of the largest tourist hotspots in the country.
The two helicopters collided with about 20 seconds after one of them settled and while the other was landing.
Those who died all of them were traveling in the helicopter that was taking off. Other aircraft were able to achieve a decline in emergency situations, where passengers suffer from a group of injuries.
The ATSB report found that in the months before the accident, Sea World tried to improve the width of the entertainment flights by adding a secondary helicopter and inserting larger helicopters than the Eurocopter Ec140 B4.
“Over time, these changes undermined the risk control elements used to manage traffic separation and create a point between helicopters and departure.”
The plane that was preparing to take off was also defective antenna.
In the period before the collision, a call was not received from the next helicopter or the pilot did not hear on the ground, who was loading passengers at that time.
However, as soon as the passengers were on board, a member of the ground crew advised the helicopter to leave that the airspace was clear. By the time when the helicopter took off, this information is no longer correct.
Meanwhile, the pilot who wanted to land after a five -minute trip was seen on the ground, but it was not considered a threat, according to the report.
It was expected to be alerted through a “taxi” radio call if this situation changed. However, the wrong antenna is likely to prevent taxi calling.
“Without receiving the taxi call, the pilot of the incoming helicopter, which was probably focused on the landing site, had no operation to re -evaluate the leaving helicopter status as the risk of collision.”
Among those who died Diane Hughes, 57, and her 65 -year -old husband, and from Neston, Cheshire. They got married in 2022 and were on vacation to visit their relatives after their dismissal by Covid.
Their family said in a statement in a statement in a statement in a statement in a statement in a statement in a statement in a statement in a statement in a statement in a statement in a statement in a statement in “Love” for the couple from Neston, Cheshire, that the “beloved” couple from Neston, Cheshire, had a “hormone for life”.
Vanessa Tadros, 36 -year -old, also killed the 40 -year -old helicopters in the world, Ashley Jenkson, who was originally from Birmingham.
Six other people were seriously injured, while three others were slightly injured in the accident.
Shortly after the accident, the passengers on the trip that was returning to the pilot as a “hero” of the helicopter landing safely praised.
In all, the Australian Transport Safety Office provided 28 results confirming the “main lessons” of operators and pilots.
“The basic lesson of this investigation is that making changes to flight operations, even those that seem to increase safety, can have unintended consequences.”
“Therefore, it is important to the place of change management in aviation operations by carrying out a specific process to ensure that safety is not affected in general.”
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