This chapter explores the critical, yet often underestimated, role of human factors and organizational culture in achieving and sustaining well integrity. While earlier chapters focus on technical systems, materials, and management frameworks, this chapter highlights that well integrity is fundamentally a human-driven endeavor. Drawing from industry incidents such as Macondo and Montara, it demonstrates how even the most robust technical designs can be compromised by procedural deviations, communication failures, poor training, or weak safety culture. The chapter introduces the discipline of Human Factors, emphasizing the dynamic interaction between personnel, tasks, equipment, and environment. It explains how competency development, targeted training, and procedural discipline form the foundation of reliable well integrity performance. It then examines how structured communication—particularly during shift handovers and lifecycle transitions—ensures continuity of safety–critical information and prevents misunderstandings that may jeopardize barrier integrity. A key focus is the Management of Change (MoC) process, which is presented as a vital control mechanism for managing technical, procedural, or organizational changes that could impact integrity. The chapter details how a rigorous MoC system should identify, assess, authorize, and communicate changes before implementation to mitigate new risks. Moreover, the chapter stresses the importance of organizational learning through incident investigation and near-miss reporting. It promotes a “just culture” that encourages transparent reporting without fear of blame, facilitating the root cause analysis of failures and driving continuous improvement. Finally, the chapter defines safety culture as the shared values, behaviors, and attitudes that influence risk management across all organizational levels. It outlines key attributes of a strong safety culture—such as leadership commitment, trust, risk awareness, and learning orientation—and explains how these traits foster proactive behaviors, procedural compliance, and early anomaly detection. This chapter concludes that cultivating human excellence, supported by a mature safety culture and aligned operational systems, is indispensable to well integrity. When personnel are trained, empowered, and supported by clear expectations and strong leadership, they become the most effective defense against integrity failures—transforming human variability from a source of risk into a pillar of operational resilience.

Human Factors and Safety Culture in Well Integrity

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发表日期：

2026年

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Ahmed Alsubaih,
Kamy Sepehrnoori

摘要

This chapter explores the critical, yet often underestimated, role of human factors and organizational culture in achieving and sustaining well integrity. While earlier chapters focus on technical systems, materials, and management frameworks, this chapter highlights that well integrity is fundamentally a human-driven endeavor. Drawing from industry incidents such as Macondo and Montara, it demonstrates how even the most robust technical designs can be compromised by procedural deviations, communication failures, poor training, or weak safety culture. The chapter introduces the discipline of Human Factors, emphasizing the dynamic interaction between personnel, tasks, equipment, and environment. It explains how competency development, targeted training, and procedural discipline form the foundation of reliable well integrity performance. It then examines how structured communication—particularly during shift handovers and lifecycle transitions—ensures continuity of safety–critical information and prevents misunderstandings that may jeopardize barrier integrity. A key focus is the Management of Change (MoC) process, which is presented as a vital control mechanism for managing technical, procedural, or organizational changes that could impact integrity. The chapter details how a rigorous MoC system should identify, assess, authorize, and communicate changes before implementation to mitigate new risks. Moreover, the chapter stresses the importance of organizational learning through incident investigation and near-miss reporting. It promotes a “just culture” that encourages transparent reporting without fear of blame, facilitating the root cause analysis of failures and driving continuous improvement. Finally, the chapter defines safety culture as the shared values, behaviors, and attitudes that influence risk management across all organizational levels. It outlines key attributes of a strong safety culture—such as leadership commitment, trust, risk awareness, and learning orientation—and explains how these traits foster proactive behaviors, procedural compliance, and early anomaly detection. This chapter concludes that cultivating human excellence, supported by a mature safety culture and aligned operational systems, is indispensable to well integrity. When personnel are trained, empowered, and supported by clear expectations and strong leadership, they become the most effective defense against integrity failures—transforming human variability from a source of risk into a pillar of operational resilience.