incident rates
LTIR Calculator
Free Lost Time Incident Rate calculator using the OSHA 200,000-hour base. LTIR = (Lost Time Incidents × 200,000) ÷ Hours Worked.
Result
{
"rate": 0.8,
"base": 200000,
"formula": "(2 × 200,000) ÷ 500,000"
}Formula
LTIR = (Lost Time Incidents × 200,000) ÷ Hours WorkedRegulation
OSHA 29 CFR 1904.7(b)(3)
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