9.1 Flashcards
What is a simple definition of “human factors” in aviation.
Fitting the person to the job, and the job to the person
Organisational Psychology
Discusses relatons between people and work
Help understand key factors that can enhance their productivity
Educational Psychology
Study of how people learn, and using this to design educational materials.
Anthropometrics
Study of the dimensions and the ability of the human body.
What does the dirty dozen refer to
Don’t need to name them.
They refer to the twelve most common human error preconditions.
Eg, lack of communications, stress, pressure.
British Airways Flight 5390
Suffered the loss of the left windshield at 17,500 feet.
Captain pulled halfway out of windshield due to decompression.
Findings of British airways flight 5390
Replacement windshield had been fitted with the incorrect bolts. 0.1 inches to short. Diameter was 0.026 inches to short.
Engineer was not wearing his glasses.
Was at the end of night shift.
No duplicate inspection was taken place by a colleague.
Excalibur airways. What happened?
Undemanded roll after takeoff.
On first flight after a flap change.
What are the findings of Excalibur Airways flight.
Undemanded roll
Maintenance staff failed to complete the change with ai tendance manual standards.
Flight control did not the flaps failed to respond to commands.
British midlands B747. What happened?
Did an emergency landing after loosing most of the oil from both of its engines.
Both had undergone bore scope inspections the Ishtar before but the high pressure rotor covers were not replaced afterwards.
What were the findings of British midlands B747?
Engineers had not been conducting the inspection to standard.
What where the common affecting factors in all three UK incidents (case studies)?
Staff shortages.
Time pressures.
Interruptions occurred.
Occur during night shift or handovers.
Manuals were confusing.
Aloha airlines, what happened?
Underwent an explosive decompression due to metal fatigue.
What were the findings of the Aloha Airlines flight.
It was making short flights, so was doing lots of cycles but comparatively low hours.
What is Murphy’s law?
If something can go wrong, sooner or later it will go wrong.
