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    Pilot fuel planning errors cause many preventable aviation accidents, often resulting in fuel exhaustion. Improving pilot training and operating procedures for fuel planning is crucial for enhancing flight safety.

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    Area of Science:

    • Aviation Safety
    • Human Factors in Aviation
    • Accident Investigation

    Background:

    • Pilot planning, encompassing preflight and in-flight phases, is a significant, yet preventable, cause of aviation accidents.
    • Effective pilot planning skills are essential for mitigating risks associated with environmental conditions, fuel management, and aircraft weight and balance.
    • Fuel planning, a fundamental aspect of flight preparation, is often underestimated in its contribution to accidents.

    Purpose of the Study:

    • To analyze the prevalence and characteristics of pilot planning errors in aviation accidents.
    • To specifically investigate the role of fuel planning in pilot-attributed accidents.
    • To identify contributing factors and outcomes of fuel planning-related aviation incidents.

    Main Methods:

    • A comprehensive review of 196 pilot-attributed accident reports from the NTSB online database (2015-2020) involving preflight or in-flight planning errors.
    • Detailed analysis of 131 accidents (67%) specifically linked to fuel planning.
    • Examination of accident causes, outcomes, and available data on pilot fuel plans.

    Main Results:

    • Fuel planning errors were the primary cause in the majority of analyzed planning-related accidents.
    • Accidents resulting from fuel planning were less frequently fatal than other planning or fuel-related incidents, often leading to fuel exhaustion.
    • Commonly cited causes included skill-based errors in "fuel planning (pilot)" and crew resource management issues related to "fuel-fluid level"; detailed fuel plan data was available in only 40% of reports.

    Conclusions:

    • The frequency of fuel planning accidents indicates an underestimation of its importance in pilot training and standard operating procedures.
    • Enhanced focus on fuel planning education and standardized procedures is necessary to reduce accident rates.
    • Collecting more detailed information on pilot fuel plans is vital for pinpointing specific process failures and improving safety interventions.