Investigating Human Errors – Mistakes and Violations in Just Culture Transportation Operations

Abstract

Human error remains a persistent and influential factor in transportation safety, yet its interpretation and management have evolved significantly through the adoption of Just Culture frameworks across aviation, rail, maritime, and road transportation systems. This paper examines the nature of human errors—specifically mistakes and violations—within operational environments governed by Just Culture principles, analysing how organisations can distinguish between human fallibility and unacceptable behaviour while fostering learning, accountability, and systemic resilience. As transportation systems grow more complex through automation, AI-driven decision-support, and multicultural team structures, the accurate investigation of human errors has become increasingly essential to ensuring safety, fairness, and continuous improvement.The analysis begins by conceptualising human error within contemporary human factors theory, emphasising the distinctions between mistakes (errors of judgement, planning, or interpretation) and violations (intentional deviations from rules or procedures). Mistakes are framed as manifestations of cognitive limitations, contextual ambiguity, poor interface design, and systemic pressures. Violations, however, often emerge from misaligned incentives, organisational drift, complacency, or poorly designed procedures that do not align with operational realities. A Just Culture environment must therefore provide the analytical tools to differentiate between these error types in a manner that is transparent, fair, and constructive.The paper further explores how Just Culture influences error reporting, investigation quality, and organisational learning. A well-implemented Just Culture encourages open reporting by reassuring employees that honest mistakes will not result in punitive action. This transparency allows organisations to capture weak signals, identify system vulnerabilities, and detect latent conditions before they escalate into incidents. However, the investigation of potential violations remains complex, requiring careful consideration of intent, situational pressures, cultural influences, fatigue, workload, and the design of procedures. The study argues that without a disciplined, evidence-based approach, Just Culture frameworks risk drifting toward blame avoidance or, conversely, punitive tendencies that undermine trust.Human factors methodologies—including task analysis, cognitive interviews, workload assessment, and systemic accident models such as HFACS or FRAM—are examined as critical tools in differentiating between mistakes and violations. These methods provide the structure necessary to identify whether behaviour was shaped by system design, training gaps, cultural norms, or individual decision-making. The paper highlights how emerging technological contexts, such as automation dependency and algorithmic decision-support systems, introduce new forms of error, including automation complacency, misinterpretation of AI-generated guidance, and system-induced violations due to poorly harmonised procedures.Organisational and regulatory implications are addressed, emphasising the need for robust governance structures, transparent decision criteria, and competency-based training programmes that incorporate Just Culture principles. Multimodal transportation case studies illustrate how inconsistencies in enforcement, cultural differences, and operational pressures can either strengthen or erode Just Culture foundations.The paper concludes by proposing an integrated investigative framework that combines human factors science, Just Culture principles, and systemic analysis to support fair accountability and meaningful learning. The findings underscore that effective management of mistakes and violations requires more than distinguishing human behaviour types—it demands an organisational commitment to understanding context, improving system design, and cultivating an environment where safety and fairness coexist.

Keywords: Uman Error, Mistakes, Violations, Just Culture, Transportation Safety, Human Factors, Systemic Investigation, Accountability, Safety Culture

DOI: 10.54941/ahfe1007561