# What is accident frequency rate?

## What is accident frequency rate?

Accident Frequency Rate is [(Number of injuries in the period)/(Total hours worked during the period)] x 1,000,000. ie the number of injuries per million hours worked. Annual Injury Incidence Rate is [Number of reportable injuries in financial year)/(average number employed during the year)] x 100,000.

## What is lost time incident rate?

Lost Time Incident Rate is a standard OSHA metric that calculates the number of incidents that result in time away from work. Not all recordable incidents result in lost time, which is why there is a separate calculation for these more severe incidents.

**What is accident severity rate?**

Severity rate is a safety metric which companies and projects use to measure how critical or serious the injuries and illnesses sustained in a period of time were by using the number of lost days (on average) per accident as a proxy for severity.

### What is a good incident rate?

A good TCIR rate is relative to the industry and type of work done, but once you've completed your calculation you can compare it to findings from the Bureau of Labor Statistics (BLS). Overall, the average OSHA Incident Rate is 2.9 cases per 100 full-time employees in private industry.

### What is DART rate formula?

The DART rate is calculated using the following formula: (Number of OSHA Recordable injuries and illnesses that resulted in Days Away; Restricted; Transferred X 200,000) / Employee hours worked = Days Away Restricted Transferred (DART) Rate.

**How do you calculate DIFR?**

The formula is as follows: ([Number of lost time injuries in the reporting period] x 1,000,000) / (Total hours worked in the reporting period). And voila!

#### What is the lost time injury?

An LTI (Lost Time Injury) is an injury sustained by an employee that leads to loss of productive work in the form of absenteeism or delays. A workplace injury is only considered an LTI if the worker is unable to perform their regular duties, takes time off to recover or is assigned to modified tasks while they heal.

#### How do you calculate incident frequency?

The formula for calculating your accident frequency rate is the number of reported accidents multiplied by 200,000, divided by the number of employee hours worked.

**What is LTI and MTI?**

A Lost Time Injury (LTI) is a work-related injury or disease that resulted in: time lost from work of at least one day or shift; a permanent disability; or a fatality (AS 1885.1). 3.3 MEDICAL TREATMENT INJURY. A Medical Treatment Injury (MTI) is defined as an injury or disease that resulted in a certain level.