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Section 9 · ESSAYS

Essay Bank · GCAA (8 essays)

Written-answer practice for GCAA CAR-66, which examines Module 9 with one essay alongside the multiple-choice paper. EASA removed the Module 9 essay from June 2024, so this is for GCAA (and pre-2024 EASA) candidates. Eight model essays, each with a full answer and the examiner's key points.

Essay

The need to take human factors into account

Free
9.1

The need to take human factors into account

A · B1 · B2 · B3

Explain why human factors must be taken into account in aircraft maintenance, with reference to the contribution of human error to accidents and incidents.

0 words · a full-mark answer is typically 200–300 words

Essay

Human performance and limitations

Free
9.2

Human performance and limitations

A · B1 · B2 · B3

Describe the main human performance limitations relevant to the maintenance engineer — vision, information processing and memory — and their implications for inspection and maintenance.

0 words · a full-mark answer is typically 200–300 words

Essay

The SHELL model

Free
9.1

The SHELL model

A · B1 · B2 · B3

Describe the SHELL model and explain how it is used to understand human factors in aircraft maintenance.

0 words · a full-mark answer is typically 200–300 words

Essay

Sleep and fatigue

Free
9.4

Sleep and fatigue

A · B1 · B2 · B3

Explain the causes and effects of fatigue in aircraft maintenance and the measures used to manage it.

0 words · a full-mark answer is typically 200–300 words

Essay

Stress, workload and peer pressure

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Essay

Human error — types and management

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Essay

Communication and shift handover

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Essay

Physical environment and workplace hazards

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