AI in Health & Safety

Various ‘artificial intelligence’ tools are making inroads into every industry at the moment, accompanied by many grand claims. And though the rhetoric may begin to die down in time, it is very unlikely that AI, in some form, will ever be absent again. This seems to be the case across every industry, and Health and Safety is no different.

Of course, for many, that seems like a cause for concern. After all, in environments where dangerous machinery very quickly raises the safety stakes, a tool that sometimes “guesses” must be handled with wisdom, at the very least.

And yet, the use-cases abound and the ways in which AI can genuinely improve health & safety work are plentiful.

The aim of this article is to set out a practical position: AI is neither a gimmick nor a cure-all.

That is, it can materially improve efficiency, help teams make sense of large datasets, and raise consistency across sites, provided we acknowledge its limitations and put straightforward mitigations in place.

Efficiency that improves safety outcomes

In health and safety, efficiency should be defined in terms of outcomes: more people leaving work safe and well, fewer gaps lingering unnoticed, and quicker closure of the actions that matter most. And to that end, AI has much to contribute, especially when we consider the routine, repeatable tasks that face us every day, as well as the ways in which AI can help teams focus their attention to where it is most needed.

Consider the day-to-day workload. Authoring the tenth permit or the hundredth task-based risk assessment often involves re-entering the same core details, the same controls for the same activities, and the same references to the same procedures.

AI can surface relevant past work, pre-populate standard sections, and flag mismatches against the organisation’s risk matrix or control procedures. This is not about replacing competent persons; it is about giving them a better starting point, so their time is spent on verification, coaching and implementation rather than manual compilation.

There is also the matter of triage. Audit actions, near-miss reviews and results of investigations accumulate quickly. AI can organise these by severity and likelihood, highlight clusters (for example, repeated guarding breaches on a specific line), and suggest a plan trained on criteria supplied by the organisation. Human judgement remains decisive, but AI helps make sure the most consequential issues are brought to the surface sooner.

When implemented well, the immediate effect is fewer high-risk items sitting unattended while teams chase lower-impact tasks.

Turning large datasets into decisions

Health and safety functions generate substantial amounts of data: inspections and permits, maintenance logs, exposure monitoring, training records, incident narratives and images. This information is valuable only when practitioners can interrogate it easily and obtain timely, relevant answers.

One of AI’s practical strengths is enabling natural-language queries over structured and semi-structured data. A manager should be able to ask, “Show the highest-rated risks associated raised on line 1 by our recent PUWER assessment,” or “Which tasks saw an increase in near-misses after the shift change?” without writing a database query.

Pattern recognition helps here as well. AI can surface small signals that might otherwise be missed: a rise in nuisance trips on the same interlock, or recurring mentions of a particular blind spot in reports. The aim is not to outsource thinking but to make the question-and-answer loop fast enough, and natural enough, that teams can act quickly and decisively.

Driving consistency across sites and shifts

Variation across teams and locations is inevitable, and has many strengths, but that same variation can create noise when it comes to reporting and decision-making.

AI can support consistency by guiding authors back to standard templates, taxonomies and scales. If your organisation has a defined risk matrix, preferred terminology and a control hierarchy, the assistant can nudge contributors to use them in the same way every time.

The benefits are tangible. Assessments become easier to compare, benchmarking across sites becomes more meaningful, new team members learn faster because the system itself points to the preferred phrasing and structure. When standards or templates change, the assistant can reference the new requirement and suggest updates rather than relying on memory or scattered emails. None of this removes professional judgement; it reduces accidental variability that obscures the decisions professionals need to make.

A material limitation: hallucinations

The most serious concern with general-purpose AI is hallucination—outputs that look plausible but are not grounded in the source material. In consumer use this is generally inconvenient; in machinery compliance and health and safety it can become much more serious. The stakes can be high

Two related issues drive this risk. First, models trained on broad internet content will mix high-quality sources with poor ones. Second, unbounded prompts encourage expansive, prose-heavy answers that mask uncertainty. AI systems are skilled pattern-matchers, not authorities. If they are left to roam widely, they may produce confident statements that are not supported by the documents we actually trust.

Accepting this limitation does not argue against using AI. It argues for using it with deliberate guardrails aligned to the risk profile of the work.

Practical mitigations that preserve the benefits

Two straightforward practices significantly reduce the downside while preserving the upside.

1) Constrain the data to a limited, verified corpus. Most health and safety questions are answerable from your organisation’s own material: machine manuals, internal standards, hazard and control libraries, risk assessments, incident learnings and training content, plus any externally endorsed references you rely on. Configure the assistant to consult only this corpus and to state clearly when the answer is not present. This approach prevents the model from importing unverified internet claims and creates a reference trail. As an added benefit, it encourages disciplined maintenance of the underlying library because the quality of the inputs directly determines the quality of the outputs.

When the dataset is your own—your assessments, your incident reports, your control libraries—the responses are anchored in local context rather than generic web content.

2) Give clear, bounded task parameters. Vague prompts invite vague answers. Define the job. Instead of asking a model to “improve our health and safety,” set narrow instructions: “Compare this draft risk evaluation to our last 100 assessments and return the five most similar, with links and a one-line rationale for each match.” Or: “Extract hazards and controls from this maintenance log and produce a table with Task, Hazard, Existing Control, Residual Risk and Suggested Additional Control, using our risk matrix.” Or: “Summarise section 5 of the ABC-123 manual into three operator reminders; if a required detail is missing, flag the page reference rather than inferring.” These constraints minimise the pressure to invent, produce outputs that slot directly into existing workflows, and make human review faster and more reliable.

These two mitigations, limited, quality-controlled data and precise tasking, do not eliminate the need for competent oversight. They clarify where AI is helpful and where a person must decide. They also encourage transparency: if the system cannot find a source, it should say so; if it is uncertain, it should flag for review rather than infer. In high-stakes contexts that clarity is just as important as speed.

Bringing it together

All powerful tools are, in some senses, dangerous tools and AI is no different.

Used casually, AI can introduce new and serious ways to fail. But, used carefully, it becomes an assistant that supports the objectives of a modern health and safety programme. It shortens the distance between signal and action, it makes large bodies of data interrogable in ordinary language, and it helps teams apply their own frameworks consistently. The key, known, limitation (hallucination) can be managed by constraining the data to what you trust and by setting clear task parameters that demand grounded, structured outputs.

The intention here is not to replace professional judgement, or the capable verification of experts. It is to let competent people spend more time on the floor addressing the hazards with the highest potential consequence. If we hold that focus, outcomes rather than novelty,

we will use AI where it adds value and refuse it where it does not. The result should be visible where it matters most: fewer significant risks left unattended, better targeted controls implemented sooner, and more people going home safe at the end of the day.

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Picture of Author — David Ely

Author — David Ely

David is our operations director at Knox Thomas.​ He brings a background in data analysis and presentation to help lead day-to-day delivery and improvement across people, processes, and technology. He turns complex information into clear, useful insight and designs tools and systems that help us work efficiently and deliver high-quality assessments. David focuses on practical, data‑driven ways to support the team and improve how we work.

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