[AMHFSAFETY] L1 | HUMAN FACTOR & AVIATION SAFETY

"Errare humanum est"

is a Latin phrase meaning "to err is human". It signifies that making mistakes is a natural part of the human experience, and that it is expected that people will make errors.

perseverare autem diabolicum

["To Err is Human"]

The full phrase often includes “______________", which translates to in "but to persist error is diabolical", highlighting that while mistakes are inevitable, continuing to repeat them is not acceptable.

Human factors

also known as ergonomics, is a scientific discipline focused on understanding the interactions between humans and other elements of a system, like products, environments, or technology.

Ergonomics

The study of human interaction with the tools, tasks, and environments of work and daily life.

Human Factors and Ergonomics Society (HFES).

Ergonomics is he study of human interaction with the tools, tasks, and environments of work and daily life.... according to the _____________________________.

Ergonomics

[History of Human Factor]

Ancient times: _______ in tool design

Military formations

[History of Human Factor]

Ancient times: ________ and equipment tailored to human capabilities.

Industrial Revolution

[History of Human Factor]

Efficiency vs. Human Limitations

• Rise of machinery and factory work

• Repetitive injuries and fatigue observed

• Early studies in worker productivity and
  ergonomics(1857)

World War I & II: Birth of Modern HF

[History of Human Factor]

War necessitated rapid improvements in system design-mistakes were costly. Human limitations had to be scientifically studied and accounted for. (Ex: Aircraft accidents)

When did the world war 2 started?

First Fatal Aviation Accident

[History of Human Factor]

happened on September 17, 1908, at Fort Myer, Virginia, when an aircraft piloted by Orville Wright crashed during a demonstration flight. Lt. Thomas Selfridge, who was riding as a passenger, died from his injuries, while Orville Wright survived.

Orville Wright

[History of Human Factor: First Fatal Aviation Accident]

An American aviation pioneer who co-invented the airplane with his brother Wilbur Wright. He piloted the aircraft during the first fatal aviation accident.

Lt. Thomas Selfridge

[History of Human Factor: First Fatal Aviation Accident]

An American aviation pioneer who co-invented the airplane with his brother Wilbur Wright. He piloted the aircraft during the first fatal aviation accident.

Lt. Frank Lahm

[History of Human Factor: First Fatal Aviation Accident]

A U.S. Army officer and aviation pioneer who helped develop early military aviation in the United States.

aircraft

[History of Human Factor]

The early years of aviation it could reasonably be said that the _____ itself was responsible for the majority of aircraft accidents. That is, early aircraft were intrinsically unforgiving and, relative to their counterparts today, mechanically unsafe.

aircrew

[History of Human Factor]

However, the modern era of aviation has witnessed an ironic reversal of sorts. It now appears to some that the ____ themselves are more deadly than the aircraft they fly (Mason, 1993; cited in Murray, 1997).

March 28, 1979

[History of Human Factor]

What’s the date at when at the Three Mile Island Nuclear Generating Station near Harrisburg, Pennsylvania, was a partial meltdown of the #2 reactor's core due to a series of equipment malfunctions, human errors, and design flaws.

70 and 80 percent

[History of Human Factor]

__ and __ percent of all aviation accidents can be attributed, at least in part, to human error (Shappell and Wiegmann, 1996).

Human Error

has been cited as a primary cause contributing factor in disasters and accidents in industries

The Dirty Dozen

Identifies 12 human factors contributing to unsafe acts in aviation and maintenance

Focus: Awareness → Prevention → Safer Practices