Workplace Risk Assessment Information, Guidance & Project

Learn how to identify hazards, assess who may be harmed, select proportionate controls, create a task-specific workplace risk assessment, manage improvement actions, calculate initial and residual risk, save portable JSON and produce a professional SPI report.

Identify · Assess · Control · Review 5 × 5 risk matrix Competent review required
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Hazards assessed
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Open actions
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Assessment completeness
Not rated
Highest residual risk

What is a workplace risk assessment?

A systematic examination of work activities to identify hazards, decide who may be harmed and how, evaluate the likelihood and severity of harm, and implement controls. It must reflect the real task, people, workplace and conditions rather than being a generic paperwork exercise.

UK legal foundation: employers must make a suitable and sufficient assessment of risks to employees and others affected by their undertaking. Significant findings should be recorded where required, communicated and kept under review.

Hazard and risk

Hazard

Something with the potential to cause injury, ill health or other harm: machinery, chemicals, electricity, vehicles, work at height, stress or poor ergonomics.

Risk

The combination of how likely harm is and how severe the outcome could be, taking account of the controls actually in place.

Five-step method

1. IdentifyHazards, hazardous events and foreseeable misuse
2. AssessWho may be harmed, likelihood and severity
3. ControlEliminate or reduce using the hierarchy
4. RecordSignificant findings, actions and ownership
5. ReviewCheck controls, changes, incidents and learning

Common physical hazards

  • Slips, trips and falls
  • Machinery and stored energy
  • Vehicles and workplace transport
  • Noise, vibration and temperature
  • Work at height and falling objects

Health hazards

  • Hazardous substances, dusts and fumes
  • Manual handling and repetitive work
  • Display screen and ergonomic factors
  • Biological agents
  • Stress, fatigue and lone working

People to consider

  • Employees and agency workers
  • Contractors, visitors and public
  • Young or inexperienced persons
  • Pregnant workers and new mothers
  • People with disabilities or health needs

Hierarchy of control

Work from the most effective control downward. PPE should not be the default where higher-order controls are reasonably practicable.

1. Eliminate — remove the hazard or task
2. Substitute — use a safer process, material or method
3. Engineering — guard, enclose, segregate or ventilate
4. Administrative — procedures, permits, training and supervision
5. PPE — protect the individual; last line of defence

Suitable and sufficient

  • Proportionate to the nature and scale of the risk.
  • Based on observation, workforce knowledge and credible evidence.
  • Task-specific and clear about normal, abnormal and emergency conditions.
  • Includes existing controls and tests whether they are effective.
  • Produces actions with owners and due dates.
  • Considers human factors, competence, workload and foreseeable error.
  • Links to specialist assessments where general assessment is insufficient.

Specialist assessments

COSHH, DSEAR, fire, machinery, manual handling, work at height, noise, vibration, DSE, lifting operations, pressure systems, confined spaces, asbestos, radiation, stress and lone working.

Review triggers

Change to process, equipment, layout, material or staffing; accident or near miss; control failure; new legal or technical information; employee concern; or evidence that the assessment is no longer valid.

Verification

Do not close an action simply because a document was issued. Verify the control at the workplace through observation, inspection, testing, maintenance data, exposure monitoring or worker feedback.

Best-practice questions

TopicQuestions to ask
TaskWhat happens before, during and after the job? What about setup, cleaning, maintenance, breakdown and disposal?
PeopleWho performs the task, who is nearby, and who may be unusually vulnerable?
ControlsAre controls present, suitable, used correctly, maintained and independently checked?
Human factorsCould time pressure, poor interfaces, fatigue, unclear instructions or supervision contribute?
EmergencyWhat credible failures could occur and are isolation, rescue, spill, fire and first-aid arrangements adequate?

5 × 5 risk matrix

Risk score = likelihood × severity. Use the matrix as a prioritisation aid, not a substitute for professional judgement or legal compliance.

Scoring guidance

ScoreLikelihoodSeverity
1RareMinor discomfort / no lost time
2UnlikelyMinor injury / short-term effect
3PossibleInjury or ill health requiring treatment
4LikelyMajor injury or long-term ill health
5Almost certainSingle or multiple fatality / life-changing harm
Important: A low numerical score does not legitimise non-compliance. Mandatory precautions and reasonably practicable higher-order controls remain necessary.

Assessment details

Project record

Hazard register

Create one row for each credible hazard or hazardous event.
Hazard / eventPotential harmWho may be harmedExisting controlsLSInitialFurther controlsHierarchyResidual LResidual SResidualOwner / due

Improvement actions

Track implementation and verify effectiveness before closure.
ActionOwnerDue datePriorityStatusVerification / evidence

Professional assessment report

Complete the assessment and select “Refresh Report”.