

The hidden danger of complacency on the construction site
July 01, 2025
By Fred A. LeSage, CRIS
Senior Construction Risk Engineering Consultant, AXA XL
When I observe a worker violating safety protocols, my instinct is to step in and correct their behavior. This instinct is driven by a desire to protect the worker and the overall workplace safety. However, I find myself questioning the reasons behind these violations. Why do workers ignore established safety procedures, even when they are designed to protect them? Many workers often react negatively to corrections, exhibiting defensiveness or resentment. This leads me to reconsider our understanding of safety behaviors.
Humans, with few exceptions—such as those facing mental health challenges or thrill-seekers—do not intentionally put themselves in harm's way. Safety violations typically stem from a complex interplay of factors, including familiarity, overconfidence, and cognitive biases. When we see safety protocols being ignored, it may reflect a failure to recognize potential dangers rather than a blatant disregard for safety. Workers with extensive experience may develop a false sense of security, believing that past successful navigation of tasks allows for leniency in following safety protocols. This cognitive shortcut can create a disconnect between perception and reality, posing serious risks to individuals and their colleagues. Understanding these nuances helps us approach safety discussions with empathy, encouraging a culture that acknowledges human behavior while promoting compliance.
Complacency: A misdiagnosed culprit
Accident reports often cite "complacency" as a cause, but is that truly the right diagnosis? Complacency is defined as a sense of satisfaction that prevents change or a lack of concern about dangers. However, simply labeling it as the cause oversimplifies the issue. What leads to complacency in the first place?
argues that complacency is an unavoidable risk factor of human nature. Our brains work hard when encountering new tasks but quickly adapt, requiring less energy as they learn patterns. The that while the brain is only 2% of body mass, it consumes 20-25% of our daily caloric intake. Active thinking, especially when learning new things, demands even more energy. As a survival mechanism, our brains seek to minimize energy expenditure. Initially, when facing potential hazards, we pay close attention to protect ourselves. However, as we repeatedly encounter the same situation without incident, our attention wanes. This phenomenon, known as habituation, leads us to misjudge the level of danger, often deeming it insignificant.
The driving analogy
Consider the first time you drove a car. The experience can be overwhelming; your mind races as you monitor speed, steer, check mirrors, and watch traffic. Every decision feels critical, demanding full attention. However, as driving becomes routine, you may find yourself arriving at your destination with little recollection of the journey. The brain automates many tasks to conserve energy, which can be dangerously misleading. Experts argue that driving remains one of the most hazardous daily activities, with thousands of accidents occurring each year. This automation can lead to complacency—drivers may fail to recognize emerging dangers, believing they can navigate familiar routes without vigilance.
Building an environment where workers feel supported in recognizing risks, rather than judged for their choices, can lead to a more conscientious approach to safety.
The challenge of safety awareness
When we instruct workers to avoid complacency, we may be asking the impossible. Complacency is not merely a choice; it is an inherent aspect of how our brains function. Our cognitive processes are designed to recognize patterns and conserve mental energy, leading us to underestimate risks associated with routine tasks. Over time, as workers engage in the same activities without negative consequences, they develop a false sense of security, believing their experience alone is enough to keep them safe, even when disregarding safety protocols.
Understanding behavior on the job site
When observing a worker at heights neglecting fall protection, it’s crucial to recognize that this behavior likely does not stem from a lack of concern for safety. Instead, it may reflect years of experience without incident, dulling their perception of risk. Despite falls being a leading cause of workplace fatalities, the actual likelihood of any individual experiencing a fall is relatively low—less than 4 in 100,000 workers die from falls annually. This statistical reality can create a dangerous false sense of security. Workers may think, “I’ve done this countless times without a problem,” and overlook essential safety measures.
When a supervisor reminds a worker to correct their fall protection, the worker may react with reluctance or annoyance, perceiving the correction as an inconvenience rather than a crucial safety measure. This reaction can stem from the belief that their experience equips them to navigate the task safely without additional precautions. Recognizing this mindset can help supervisors and safety professionals approach safety conversations more effectively. By acknowledging the worker's experience while emphasizing the importance of safety protocols, we can foster productive dialogue that enhances workplace safety. Building an environment where workers feel supported in recognizing risks, rather than judged for their choices, can lead to a more conscientious approach to safety.
Rethinking complacency
While complacency is frequently cited as a primary culprit behind accidents, it cannot be solely blamed for these incidents. Instead, it is a deeply ingrained aspect of human behavior—an automatic response shaped by our experiences. Expecting individuals to simply stop being complacent is unrealistic and misunderstands the nature of human cognition. It’s akin to asking someone to stop breathing; complacency is a natural byproduct of how our brains function.
Our brains are wired to adapt and optimize, allowing us to navigate familiar tasks efficiently. However, this tendency can lead to dangerous oversights. Workers may become so accustomed to their environment that they fail to recognize emerging risks, leading to a false sense of security. To protect workers from hazards, we must develop systems that account for this psychological reality. Rather than merely instructing employees to “stay alert,” we should implement safety measures that function effectively, even when awareness is diminished.
For example, incorporating technology such as alarms, automatic shut-off systems, or wearable devices that monitor safety compliance can serve as essential reminders. Regular safety drills and training sessions can reinforce awareness, but they must engage workers actively rather than serve as a mere checkbox exercise. Fostering an open communication environment about safety can empower workers to voice concerns without fear of retaliation. This collaborative atmosphere encourages shared responsibility for safety.
Rather than viewing complacency as an enemy to eradicate, we should embrace it as a fundamental aspect of human behavior that must be managed through systemic changes. By acknowledging complacency, reassessing safety practices, and enhancing protocols, organizations can cultivate a robust safety culture that minimizes risks and protects all employees.
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