Operations Manager in 60 Days: Fatigue Risk Control Plan

When an operations manager takes over a plant, distribution center or 24-hour service operation, fatigue is usually already present. It appears in overtime reports, shift swaps, rushed handovers, late maintenance calls, long commutes and the supervisor's quiet sentence that everyone knows: "We just need to get through this week." The problem is that fatigue rarely arrives with a dramatic label. It hides inside normal planning.

The mistake is treating fatigue as a private wellness issue. A tired worker may need medical support, rest and personal care, but the operation still owns the work design that made alertness fragile. NIOSH training on shift work and long work hours frames fatigue as a workplace risk because work schedules, long hours and recovery patterns influence safety outcomes. ISO 45003:2021 also places psychosocial risk inside the occupational health and safety management system, which means the operations manager cannot leave the topic entirely with HR or occupational health.

This 60-day plan is written for the operations manager who needs to turn fatigue from an informal complaint into a controlled operational signal. It is not a clinical protocol. It is a management routine for deciding where fatigue exposure is rising, which tasks cannot tolerate impaired judgment and how supervisors should respond before a weak signal becomes an incident.

What the operations manager needs to understand before starting

Fatigue risk is not solved by asking people to sleep more. That advice may be correct at an individual level, but it becomes evasive when overtime concentration, poor staffing models, travel time and short recovery windows are created by the business. The manager's first job is to separate personal advice from operational accountability.

The WHO and ILO long-working-hours study published in 2021 connected extended work hours with serious health outcomes, including higher risk of stroke and ischemic heart disease at very long weekly hour levels. That evidence should make operations leaders more careful with the casual language around extra hours. Overtime is not only a budget line. It is a load placed on attention, judgment and recovery.

As Andreza Araujo argues in her Portuguese title Muito Alem do Zero, "Far Beyond Zero", a safety system that celebrates absence of injuries while ignoring the conditions that erode human capacity is not mature. In fatigue risk, this is the central trap. The dashboard can look clean while the operation is borrowing alertness from tomorrow's workforce.

For a useful companion on beliefs that keep this topic shallow, read 4 Myths About Fatigue Risk That Operations Managers Still Believe. The present article takes the next step, because it defines what the new operations manager does during the first 60 days.

First week: find where fatigue is being normalized

The first week is not for launching a campaign. It is for finding the places where fatigue has become ordinary. Start with the last eight weeks of overtime, absenteeism, call-outs, shift swaps, production recovery events, maintenance emergencies and incident timing. Look for concentration, because average hours can hide a small group carrying the heaviest exposure.

Then walk the operation during the start, middle and end of shifts. Ask supervisors where people are most likely to lose attention, where handovers are weakest and which tasks they would not want performed after a long stretch of work. The point is not to collect complaints. The point is to identify work moments whose risk changes when the person doing the task is tired.

Across 25+ years of executive EHS work, Andreza Araujo has repeatedly emphasized that safety lives in what leaders verify, not only in what procedures declare. In fatigue risk, verification means comparing the schedule on paper with the body in front of the task. If the plan assumes a rested worker while the field receives a depleted one, the control has already changed.

By the end of week one, create a simple heat map with three columns: roles with high fatigue exposure, tasks with low tolerance for impaired attention and supervisors who need decision support. This map does not require medical diagnosis. It requires operational honesty.

First 30 days: build the fatigue evidence set

During the first month, the manager should convert impressions into a repeatable evidence set. Use five sources: hours worked, recovery time between shifts, safety-critical task assignment, near misses by time of day and supervisor observations about alertness. If your organization already has a psychosocial risk register, fatigue should connect to it rather than sit in a separate folder.

The strongest evidence is rarely one perfect metric. Fatigue risk becomes visible through triangulation. A team with rising overtime, more rework near the end of shift and repeated last-minute swaps deserves attention even if no one has reported being exhausted. Waiting for self-reporting alone is weak control, because workers often understate fatigue when overtime is financially important or when the supervisor rewards toughness.

ISO 45003:2021 is useful here because it treats workload, support, control and work organization as psychosocial risk factors that can be managed through the occupational health and safety system. For the manager, that means the evidence set should be reviewed with EHS, HR and line leadership, not buried inside a wellness initiative.

If the organization lacks a connected register, use How to Build a Psychosocial Risk Register in 30 Days as the adjacent structure. Fatigue belongs in the same management logic as workload, role conflict and impossible deadlines, because all of them can weaken attention before the incident record moves.

Days 31 to 45: define decisions before pressure arrives

The middle phase is where most fatigue programs become vague. Everyone agrees that tiredness is risky, but nobody knows who can delay a task, adjust staffing, refuse overtime or change the sequence of work. When the decision is unclear, production pressure usually wins because it is louder, closer and easier to measure.

Build a fatigue decision-rights matrix for four levels of exposure. Level one is routine monitoring, such as a worker reporting poor sleep before non-critical work. Level two is supervisor adjustment, such as reassigning a complex task after extended hours. Level three is operations escalation, such as delaying a critical lift, confined-space entry, electrical isolation or high-risk maintenance activity. Level four is occupational health or HR involvement, especially when impairment, medication, illness or repeated absence may be present.

The matrix should name who decides, what evidence is enough and what the default safe action is. A supervisor cannot be expected to negotiate fatigue risk alone in front of a delayed order, an angry client and a crew that wants the overtime. The manager has to make the decision path visible before the pressure test.

For a deeper structure on ownership, connect this article to How to Build a Psychosocial Decision-Rights Matrix in 10 Days. Fatigue is one of the clearest cases where vague authority creates unsafe improvisation.

Days 46 to 60: connect fatigue to critical controls

The final phase of the first 60 days is integration with critical controls. Fatigue management that remains generic will be ignored when the plant is under pressure. The question is sharper: which controls become more fragile when the worker or supervisor is tired?

For mobile equipment, fatigue can affect pedestrian awareness, route discipline and reaction time. For maintenance, it can affect isolation verification, line break judgment and handback quality. For chemical handling, it can affect label reading, valve lineup and emergency response. For logistics, it can affect dock traffic, reversing, coupling and route decisions. Each area needs its own fatigue-sensitive control points.

As Andreza Araujo explains in Sorte ou Capacidade, "Luck or Capability", accidents should not be treated as bad luck when the organization failed to build capability around predictable conditions. Fatigue is predictable in many operations. It follows peaks, deadlines, staffing gaps, seasonal load, shutdowns, emergency recovery and night work.

Build a one-page control addendum for each high-risk activity. It should state when fatigue needs a pre-task check, when a second verifier is required, when a task moves to daylight or a rested crew and when senior operations approval is needed. This is where mental health at work becomes physical safety control.

Month 3 onward: make fatigue visible in the management rhythm

After the first 60 days, fatigue risk needs a review cadence. Add it to the monthly operations and EHS review, but keep the discussion concrete. Review overtime concentration, recovery exceptions, fatigue-related task changes, near misses by time period and supervisor escalations. A manager who reviews fatigue only after an event is not managing it. They are explaining it after the window for prevention has closed.

The cadence should also protect supervisors from silent drift. If a supervisor escalates a fatigue concern and is punished through production criticism, the system teaches others to stay quiet. If the same supervisor receives support, scheduling help and visible leadership backing, fatigue becomes a legitimate safety signal rather than a private weakness.

In more than 250 cultural-transformation projects supported by Andreza Araujo's team, one pattern appears repeatedly: people watch what leaders do with inconvenient information. Fatigue is inconvenient because it challenges the production plan. That is exactly why it reveals the real culture of care.

For cases where fatigue has already contributed to absence or medical restriction, connect the operational plan to How to Build a Mental Health Return-to-Work Plan in 21 Days. A return-to-work plan that ignores workload, recovery and supervisor pressure sends the worker back to the same exposure that helped create the problem.

Common mistakes that keep fatigue uncontrolled

The first mistake is turning fatigue into a poster campaign. Posters can remind people to rest, but they cannot fix short staffing, rotating shifts, poor handovers or emergency call-out patterns. When education is used as a substitute for work redesign, the organization transfers responsibility downward.

The second mistake is relying only on incident data. Fatigue often contributes to weak signals long before it appears in an injury report. Rework, missed steps, near misses, irritability, slow handovers and poor risk perception may all show up earlier than the recordable event.

The third mistake is treating every tired worker as a disciplinary problem. There are cases where fitness for work requires firm intervention, especially when impairment creates immediate danger, but discipline without work-design review only hides the signal. People learn to look alert instead of becoming safer.

The fourth mistake is separating fatigue from production planning. If operations accepts the order, compresses the timeline, absorbs absence with overtime and then tells workers to manage their own tiredness, the control system is dishonest. Andreza Araujo's critique of cosmetic compliance applies directly here, because a documented policy that cannot survive real workload is only paperwork with a safety vocabulary.

Resources to deepen the plan

Operations managers should treat fatigue risk as part of the same leadership discipline used for quality, delivery and cost. NIOSH materials on shift work and long work hours are useful technical references for understanding why scheduling patterns matter. ISO 45003:2021 gives the management-system bridge, because it brings psychosocial risk into occupational health and safety governance.

Andreza Araujo's books add the cultural layer that standards cannot fully supply. Muito Alem do Zero, "Far Beyond Zero", is especially relevant when a clean metric hides degraded human capacity. Sorte ou Capacidade, "Luck or Capability", is useful when managers need to move from blaming tired workers to building capability around predictable exposure.

For teams that need practical development beyond reading, Andreza Araujo's Safety School and corporate keynotes on safety culture, leadership and well-being can help leaders connect mental health at work to field control. The final test is simple enough for an operations review: can the manager show where fatigue exposure is rising, who owns the decision and which critical controls change when alertness is no longer assumed?

CTA: If your operation is carrying fatigue risk through overtime, night work or recovery pressure, explore Andreza Araujo's safety culture and leadership resources at andrezaaraujo.com and the technical books available through loja.andrezaaraujo.com.