Safety calculator collection
Contractor Safety Calculators
Use focused calculators to estimate workplace safety performance measures, incident costs, and structured hazard risk values from the information you provide.
Safety Calculator
Days Away Case Rate Calculator
Calculate DACR or DAFWII using days-away cases, employee hours, and the standardized 200,000-hour base.
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Incident Cost Calculator
Estimate documented workplace incident expenses, productivity losses, and modeled indirect costs.
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Risk Matrix Calculator
Compare initial and residual hazard risk with a transparent 5 by 5 likelihood and severity model.
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Severity Rate Calculator
Calculate a normalized severity rate from days away, restricted or transferred days, and employee hours worked.
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DART Rate Calculator
Calculate the days away, restricted, or transferred rate from qualifying case counts and employee hours worked.
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TRIR Calculator
Calculate total recordable incident rate from recordable cases and employee hours worked using the standardized 200,000-hour base.
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These calculators are designed to make common contractor safety calculations easier to review and document. Enter the values relevant to your reporting period or risk assessment, review the resulting calculation, and use the output as a supporting safety-management reference.
Calculator results do not replace employer judgment, applicable regulations, official recordkeeping requirements, engineering controls, or competent-person determinations.