Business Leaders’ Health & Safety Forum: enchmarking eport 2. It’s the equivalent of 100 employees working 40 hours per week, 50 weeks per year, and provides the standard base for incident rates. For example, if you had 1 recordable incident out of 10,000 hours worked in a year. 1-866-777-1360 M-F 6am -. loss of wages/earnings, or. In this company, people worked 170,000 hours worked annually The injury rate dropped from 0. The Lost Time Incident Rate (LTIR) is a metric for organizations to analyze their team member injuries over time, resulting in missed work and, therefore, higher costs to the organization. companies may find it beneficial to calculate Lost Time Case Rate, Lost Workday Rate, Severity Rate, and the Days Away Restricted or Transferred (DART) Rate. For example, a minor safety incident might not cause more than one hour of production time, but a serious accident can cause weeks or months of lost time. LTIFR = (14 / 800,000) = 0. 4. From 2019 to 2022, we saw our worldwide recordable incident rate improve by almost 24%. 0 is considered the industry average. TRIR calculates the total amount of recordable incidents within a. ([Number of lost time injuries in the reporting period] x 1,000,000) / (Total hours worked in the. 39 (construction average is 3. Definition. Lost Time Incidents are work-related accidents that lead to an employee’s absence from work due to injury or illness. 5. Our internal reporting system. The number 200,000 is used because it is the total number of hours 100 employees would work in a year (100 workers x 40 hours x 50 weeks). The rise in this figure is a good indicator of improvements to your safety. The formula is given as: (Number of lost-time injuries in the accounting period x 1,000,000) / (Total hours worked in the accounting period) To make it. HSSE WORLD. The lost time incident rate is calculated by dividing the number of lost time incidents by the number of hours worked and then multiplying by 1,000,000. Lost Time Incident Rate (LTIR) is a metric used to record the average number of incidents. loss of wages/earnings, or. The Lost Time Case Rate, also referred to as LTC Rate,. The formulae used to calculate the various measures of working days lost are given by: Estimated annual full-day equivalent working days lost. The Lost Time incident Rate for a company gives staffing, life, both stakeholders an indication regarding wherewith safety the company’s practices are. 8:. * Source material, data, and tables are provided by the Bureau of Labor Statistics, Department of Labor, and OSHA's Area Offices. Total Case Incident Rate (OSHA Recordable Incident Rate) TCIR. Skip to content. S. Construction = 3. The company is a member in good standing. 0 0. Across all industries, OSHA’s average incident. IOGP member companies that participated in the study reported a total of 703 lost work day. Generally, a good TRIR safety rate would be around 3. The severity rate for this company would equal 1 days per incident - so on average, each incident results in one day off work. Now, you are probably wondering what makes a strong TRIR. How to Calculate: OSHA Recordable Incident Rate. They will work with you to develop a. Take the number from Step 3 and divide it by the number from Step 2. 2 cases per 10,000 full-time equivalent workers compared to 37. In some organizations, graphing key safety metrics over time often reveals a series of peaks and valleys in actual safety performance. A Lost Time Incident Rate calculator is a standard OSHA metric that calculates the number of incidents that result in time away from work. Lost time injury rate is a calculation used to determine the frequency of lost time injuries (LTIs). 4. 2) Injury Severity Rate = (No. Work Experience Over Time ;. 2. 1 in 2010 and 13. The key difference is LTIFR is calibrated to one million hours. LTIFR = (14 / 800,000) x 200,000 = 3. 1 in 2018, according to the Bureau of Labor Statistics. 5. Rather than measuring past loss, they encapsulate many other indicators of the success of your safety program. ([Number of lost time injuries in the reporting period] x 1,000,000) / (Total hours worked in the. Different business groups and industries have different average rates. au. The overall total recordable injury rate (TRIR) (fatalities, lost work day cases, restricted work day cases, and medical treatment cases) was 0. This easy-to-use calculator will determine your facility’s OSHA Incident Rate. 5. LTIFR will typically be calculated for a specific workplace or. 7 cases in 2021. According to the Bureau of Labor Statistics, the TCIR for private industry employers in 2017 was a rate of 2. Lost Time Injury Frequency Rate (LTIFR) • Is a principle measure of a safety performance in many companies and it has two main component 1. The Lost Time Incident Rate is calculated similarly to the TRIR metric we recently discussed. If a worker is able to report their workplace but must be given work other than their normal duties because of an injury, this is considered a restricted workday rather than a lost workday. The OSHA Total Case Rate (or Total Recordable Injury Rate) is calculated by multiplying the number of OSHA recordable cases by 200,000, and then dividing that number by the number of employee labor hours at the company. Lost time injury rate: Not applicable: Not applicable: LTIFR: Lost Time Injury Frequency Rate: the number of lost time injuries that occurred during the reporting period. The DART rate is calculated using the following formula: N/EH X 200,000 where: N = number of injuries and/or illnesses with days away, restricted work, or job transfer EH = total hours worked by all employees during calendar year 200,000 = base for 100 full-time equivalent workers (working 40 hours per week, 50 weeks per year). This. Association of Workers' Compensation Boards of Canada (AWCBC) 40 University Avenue, Suite 1007. This results in a lost-time injury incident rate of 12 injuries per 200,000 hours worked. 35 • Total Recordable Incident Rate = 2. The 200,000 figure in the formula represents the number of hours 100 employees working 40 hours per week, 50 weeks per year would work, and provides the standard base for calculating incidence rate for an entire year. Typically, your organization’s DART rate will be lower than its TCIR. Health, Safety, Security the Environment. Classification of occupational injuries 25 12. Before we begin, let’s clear some of the clouds when it comes to recordkeeping and lost time incidents. Health, Safety, Security and Habitat. We would like to show you a description here but the site won’t allow us. The formula for calculating Lost Time Injury Frequency Rates is very simple. This study aims to analyze safety indicators, mainly TRIR, LTIF, and KPIs. Lost Workday Case Incidence Rate (LWIR): Number of days lost due to nonfatal injuries and/or work-related illnesses per 100 full-time employees. (10 lost time injuries x 1,000,000) / 500,000 = 20 lost time injuries per million hours worked You can see some LTIFR industry averages here. Suppose you had three recordable incidents during the year. OSHA recordable incident rate is used by OSHA to gauge a company’s safety performance. Using this standardized base rate. These indicators serve to accurately and reliably measure the progress made regarding the prevention of personnel injury. Overview of Lost Time Incident Rate additionally own NumericThe injury severity rate is a number calculated by dividing the total number of lost workdays by the total number of recordable accidents. For example, if there are 100 lost time incidents in a. The number 200,000 is used to represent 100 employees working 2,000 hours per year, as the rate that results from this formula is designed to represent the number of lost. Incidence rates. Injuries / Total Hours Worked OSHA LTI. The Lost Point incident Assess of a company will employees, insurers, real stakeholders an indication off like safe an company’s practices are. ↓53%. R. You’d use the overall number of lost time incidents (LTI), as defined above, within an LTIR calculation. The overall total recordable injury rate (TRIR) (fatalities, lost work day cases, restricted work day cases, and medical treatment cases) was 0. The Lose Time incident Rate of a company return employees, insurers, both stakeholders an indication of how safe the company’s practices are. One reason for the high frequency of accidents for fleet drivers is because of the number of miles they drive per year. Use payroll or other time records. As an example, 'X' Construction Company might have 10 reported injuries over the course of 1,000,000 hours worked. For companies with higher levels of ESG disclosure, data providers need to make a judgment about whether the disclosure constitutes good or bad performance. Our performance against our key focus areas was as follows: Prevention and control of spills:. Incident rates are collected on a per-company basis and are then aggregated by industry, demographics, and other. Incident rates are collected on a per-company basis and are then aggregated by industry, demographics, and other. LTIR = (LTIs / hours worked) x 200,000. A lost time injury refers to any injury sustained on the job by an employee which results in that employee being absent from at least a full day of work. 3 million, while illness cases increased by 26. Lost Time Injury Frequency Rate – the number of lost time injuries that occurred during the reporting period. 15/08/2023 . The standard base rate of calculation is based on a rate of 200,000 labor hours. Provides access to statistics on work-related ill-health, injuries, dangerous occurrences, enforcement and gas safety produced by HSE's Statistics Branch. A lost time injury is an injury sustained on the job by worker that results in the loss of productive work time. Even going from 10 lost times to 0 is not a good progression. LTIs are often measured as part of safety performance indicators and can have significant consequences for both employees. Since 2019, our workforce has more than doubled in size, growing nearly 140%. Number of days lost due to injury/illness (annually) x 200,000 /. To take this into account, OSHA have stated that small businesses can use a three-year incident aggregate. Regulators, safety managers and other parties use it to monitor injuries and identify patterns in the. As you can see from the above formula and calculation, a low severity. In many countries, the figure is typically calculated per million hours worked. 8 cases per 100 employees. Here is the TRIR calculation formula set forth by OSHA: TRIR = Number of Incidents x 200,000 / total number of hours worked in a year. Incidence rates pertain to the number of new injuries that occur in a population at risk over a specified time period or the number of new injuries during a period divided by the. So, a company with 85 lost work days over 750,000 hours worked would have a severity rate of 22. LTISR means lost time incident severity rate = (days lost because of lost time injuries) x 1,000,000 / worked hours)In 2020, the TRIR at the Caylloma Mine was 5. What Does Lost Time Injury Incidence Rate (LTIIR) Mean? Lost time injury incidence rate (LTIIR) refers to the number of lost time injuries relative to the number of employees calculated over a specified time period. The key difference is LTIFR is calibrated to one million hours. = 0. A lost time injury (LTI) is an injury sustained on the job by an employee that results in the loss of productive work time. The LTISR at the Caylloma Mine was 35. 0 with only one lost time incident. Call 0800 000 267 for a welcoming chat, or email simon@safetypro. The number you get as your incident rate is the number of work-related injuries and illnesses per 100 full-time employees over one full year. Español. The total recordable injury rate (TRIR) (fatalities, lost work day cases, restricted work day cases and medical treatment cases) was 0. Overview of Lost Time Incident Rating and is ComputingAnswer. Incidence is a measure of disease that allows us to determine a person's probability of being diagnosed with a disease during a given period of time. The formula to use: (Number of lost time cases x 200,000)/total number of hours worked by employees The figure. F. proceedings of a Worksafe Australia workshop, Beyond Lost Time Injuries, held in Sydney in May 1994. The estimated number of people with an over-3-day absence injury at any time. Accidents and ill-health cost businesses money. In 2013, the number of lost time injuries per million hours worked declined to 0. Select an injury type from the drop-down menu OR enter the total workers' compensation costs. 0000175. In particular, lost time injury (LTI) rates have, over time, become the cornerstone of mainstream injury reporting and the benchmark against which organisational, industry and national comparisons are made. Total recordable incident rate (TRIR) is one of many safety indicators used to evaluate the effectiveness of a company’s safety efforts. None of this is to say that LTIFR is inherently bad or good – it’s simply one measure that can help you gauge your company’s safety performance. 5. The total recordable incident rate or TRIR is a measure of occupational safety. It is often also referred to as Occupational Safety and Health Administration (OSHA) incident rate or the total recordable incident rate (TRIR). It can arise from a small incident, like a sprained ankle from a trip, or from a WorkSafe notifiable event such an amputation from a fall from height. Skip to table 20/08/2023DART rate formula. Lost time injury frequency rates. Read Also: See how LTIFR is calculated from LTI (Lost time injury) NOTE: OSHA requires accident rates to be calculated as incidents per 100 full-time employees. A lost-time injury (LTI) is something that results in a fatality, permanent disability, or time lost from work. As a result of these initiatives we have seen incident rates reduce to around 20–30 per year in comparison to 2014, when 81 reported incidents were linked to machine safety. 9 Health and Wellbeing Health Services. 0) • Lost Time Injury Rate = 0. Ave. 2. The formulae used to calculate the incidence estimate and rate of over 3-day absence injury relating to individuals working in the last 12 months for overall and individual characteristics such as age and sex are given by: Incidence of over-3-day absence injury. 1. The formula for calculating a company's incident rate is fairly simple to complete: (The number of incidents in a year x 200,000) / the total number of hours worked by all team members in a year = incident rate. The formula gives a picture of how safe a workplace is for its workers. Skip to page. Here are some notes regarding the DART rate formula: The. 24 per million hours worked in 2019, 8% lower than 2018’s 0. =. Historically, frequency measures of injury outcome have been at the centre of work health and safety performance evaluation. The Osha Lost Time Incident Rate Calculator is a valuable tool for employers and safety professionals to assess workplace safety performance and identify potential. A typical non-fleet driver in the U. The total hours worked in this period (for all employees) was 800,000. Telephone Toll-Free: 1-855-282-9222 or 416-581-8875. Similar to my employee who thought injuries come with the job. Number of Lost Time Cases x 200,000The Gone Time incident Rate of a businesses will company, insurers, and stakeholders an indication of how safe and company’s practices are. This includes injuries resulting in fatality or permanent disability. The result of the calculation is eight incidents per 100 workers. Regular monitoring of these results leads to progressive assessment of our performance. TRIR: The total recordable incident rate is defined as the incident’s rate in 200,000 work hours. An incidence rate of injuries and illnesses may be computed from the following formula: (Number of injuries and illnesses X 200,000) / Employee hours worked = Incidence rate. If you had a really good. LTC Rate. A lost time accident is an accident occurring at work that results in at least one day's absence from work, not including the day that the accident occurred. Please visit the website and fill out the short online questionnaire. 1 Performance data is based on a combination of measured and estimated data using reasonable efforts and collection methods. The lost time injury frequency rate (LTIFR) is calculated using two pieces of essential information: the LTI within a given time frame, and the amount of hours worked in that time frame. Safe Work Australia is proud to announce the full release of our data website, data. Both the lost time injury frequency rate and the lost time injury severity rate have its significance. The severity rate calculation from here would be: Severity rate = (25 lost work days x 200,000) / 2,000,000 hours worked = 1 lost day per accident. INCIDENT RATES. It should be considered alongside other lagging and leading indicators. 9. The Lost Time incident Rate of a company gives employees, insurers, and stakeholders an indication of how safe the company’s practices are. Using this standardized base rate. 5, which means that for every 100 employees, 7. Strategize to Reduce Lost Time Accidents on Site Strategies should be in place prior to the commencement of any works. Health, Secure, Security plus Environment. For example, a company that discloses lost-time injury rates needs to be judged based on this disclosure. 0 or under as the average TRIR across the board was 3. A lost-time injury is one that resulted in time lost from work of one day/shift or more. There is uncertainty associated with the performance data due to variation. For example, provided a ladder declines in a warehouse, breaking an employee’s arm, the lost time accident is the ladder falling. Where the TRIR considers all injuries and illnesses, the LTC Rate represents solely the number of cases that resulted in lost workdays. Health care and social assistance = 3. travels 12,000 to 15,000 miles annually, and each year has a. Lost Time Injury Days (LTID) is another way to record injury rates. This includes injuries resulting in fatality or permanent disability. . A lost time injury (LTI) is an injury sustained on the job by an employee that results in the loss of productive work time. The information below is based on BLS Incident Rate Data for 2017 using the NAICS -1112 (Vegetable and Melon Farming) • Company OSHA Recordable Rate Goal: 4. In many industries, a good TRIR is 3. Get Catalog | Get Free Samples. 5 Severity index Quantity 35. It is a useful tool that can help organizations measure and monitor their LTIR. LTIFR or the lost time injury frequency rate is a safety measure which refers to the number of lost time injuries occurring per 1 million hours worked. Medical treatment injury frequency rate is simply the rate at which medical treatment injuries have occurred over a specific period of time, usually standardised into MTI per million hours worked or per 100 full-time workers during a one year period. One can express the final result as the number of cases per 100 people, or per 1,000, or per 10,000, or per 100,000. Skip to content. Comparison of injury rates over time or industries can identify if the risk has increased, decreased or remained stable over time. Overview of Lost Time Incident Rating and its CalculatorThe resulting figure indicates the number of employees who lost time due to an incident. 2. Most companies choose to calculate LTIFR per 1 million man hours worked. In the formula, 200,000 signifies the total number of hours worked by 100 employees over the course of. 200,000 is a standard number to measure incident rates so companies of varying sizes can be compared fairly. The DART rate. 16 (construction average is 1. Consider this example to best understand this calculation: if your organization suffered two lost time injuries during a period of 50,000 work hours (or three months), you would divide 3 by 50,000 and multiply the resulting 0. Severity rate = Man days Reportable lost due to lost time injury × 1 000 000 / Man - hours worked. OSHA-specific statistics on data and time-series information is monitored through the OSHA Office of Statistics; fatalities in. (OSHA requires accident rates to. Benefits of accident incident reporting software are significant. 0, so depending on the industry, one incident could put a company over the industry average twofold. The result reflects that the company has 3. Besides, LTIR is one of the metrics that must be reported to. The Lost Time Incident Rate (LTIR) is a metric for organizations to analyze their team member injuries over time, resulting in missed work and, therefore, higher costs to the organization. Pros:Lost time injury frequency rates’ (LTIFR) are used to calculate how a company health and safety system is performing, by calculating the number of LTIs multiplied by 1 million, divided by the number of person-hours worked in the period. Lost Time Injury rate follows a simple formula to indicate your performance. A manager would of course love to claim that the drop from 19 injuries to 1 injury is significant. Before we break out the pizza and party hats, however, we need to consider the disturbing fact that workplace fatalities are actually increasing. This number tells you the number of lost time injuries per 100 worker years (equivalent to 2000 hours. Since 2019, we have reduced the number of injuries resulting in employees needing time away from work by 53%. Safe Behaviours Safe Place of Work Safe Systems ofLost Time Case Rate The Lost Time Case Rate (LTC) is a similar calculation, only it uses the number of cases that contained lost work days. The lost time injury frequency rate industry average depends on the specific industry. Lost time incidents are accidents that occur when a worker sustains a lost time injury (LTI) that results in time off from work, or loss of productive work (absenteeism or delays). 39 per 100 person years with 23. The severity rate calculation from here would be: Severity rate = (25 lost work days x 200,000) / 2,000,000 hours worked = 1 lost day per accident. A lost time incident (LTI) is an event that occurs in the workplace resulting in a worker being unable to report for work or perform their job duties. LTIR (Lost Time Incident Rate) LTIR is calculated by the number of lost time cases x 1,000,000 then divided by the total hours worked. Feedback can also be emailed to statsonline@swa. The formula gives a picture of how safe a workplace is for its workers. Reference period and periodicity 18 8. LTIFR will typically be calculated for a specific workplace or project, but it can also be expanded to measure safety in specific regions or industries as well. When it comes to safety performance, many companies are lulled into a false sense of security, believing that a low lost time injury frequency rate, or LTIFR [1], means that their environment. International guests with expertise in the development of PPIs for OHS were among the 120Occupational injury 1 6 Fatal occupational injuries 1 6 Time lost 1 6 7. Calculate the Lost Time Incident (LTI) Frequency Rate using this formula: [Number of Lost Time Incidents (LTI. 1:. All other leather good and allied product manufacturing. Improving at small percentages over time is the best option. Firstly, divide the total number of lost time injuries in a given time period by the total number of hours worked in the given period. For example, if you have 40 full-time employees and 3 incidents that resulted in lost time, your calculation will look like this: (3 x 200,000) / 80,000 (40 employees x 40 hours per week x 50 weeks per year) Your lost time incident rate would be 7. A good TRIR is less than 3. nz. Get Demo. Total recordable injury frequency rate (TRIFR) is a metric used to gauge an organization's safety performance. 5 0. The key difference is LTIFR is calibrated to one million hours. They also include TRIR/TRIF - Total Recordable Incident Rate. This figure was determined by multiplying 100 employees by 40 hours (a. Let's demystify the LTIR charging! Here's the formula and all you want go know about this key OSHA safety metric. An incident rate calculates the number of recordable incidents per hour worked. Health, Safety, Security and Environment. Alongside monitoring accidents, it’s vital we analyse their frequency and the nature of any injuries. The result is then multiplied by 200,000. Ave. To calculate an organization’s DART incident rate, simply add up the number of recordable injuries or illnesses which led to days away, restricted, or transferred and multiply it by 200,000. Guidelines. Divide that by 80,000, and you’ll get a recordable incident rate of 7. Skip to content. He notes that the distinction is well understood in the airline industry, where no one would make the mistake of thinking that an airline’s lost time injury rate provided an indication of how well it was managingin reduced workplace incident rates, lost days due to injuries and other measures, are generally the exception rather than the rule. Health, Safety, Security or Environment. You know the old saying about an ounce of prevention, “an ounce of prevention is worth a pound of cure!”. The basic formula is (N x 200,000)/EH, or the. An injury frequency rate is the number of injuries per 1,000,000 employee-hours worked. The human attention span has been dwindling since the mass-adoption of the Internet. Lost Time Injury Frequency Rate – the number of lost time injuries that occurred during the reporting period. The severity rate calculation from here would be: Severity rate = (25 lost work days x 200,000) / 2,000,000 hours worked = 1 lost day per accident. After reviewing and compiling your safety data, you’ve determined that there were six lost time, work-related injuries in the past year at your manufacturing company and a total of 2,500,000 hours worked. Calculating Lost Time Injury Frequency Rate. 22 1. HSE: LTIF or LTIFR refers to Lost Time Injury Frequency Rate, the number of lost time injuries occurring in a workplace per 1 million man-hours worked. The lost time injury rate (LTIR) of an organization, a jobsite, or a department is calculated using a simple formula. This showed a steady improvement in recordable and lost time rates (Figure 2). The Lost Time Injury frequency rate (LTIFR) measures the number of lost-time injuries per million hours worked during a single financial year. For example, let’s imagine there were six lost time injuries in the past year at your company and a total of 2,500,000 hours worked. 4 . “Hours worked” should not include any nonwork time, even though paid, such as vacation, sick leave, holidays, and so forth. Incidence Rate. As current business conditions in the industry start to improve, safety and risk management needs to remain a top priority for oil and gas companies to mitigate. As you can see from the above formula and calculation, a low severity. Work fatality statistics are similar to figures for homicides but get less attention on methods to reduce deaths. The company is a member in good standing. Here’s how to do it: Step 1: Determine the number of LTIs that have occurred during a specific time period. The importance of tracking lost time. Best, companies aiming for a rates that will lower than their industry average. The Total Case Incident Rate (TCIR) is defined as the number of work-related injuries per 100 full-time workers during a one year period. Our aim is to reduce the worldwide lost-time injury rate to no more than 0. This number equates to 100 employees, who work 40 hours per week, and who work 50 weeks per year. (b) The number of hours all employees actually worked. It could be as little as one day or shift. # 1: Passion for Safety – Please no! 29 August 2019. =. In 2022, the rate of injury cases in the private sector was 2. Español. 29 1. Lost Time Case Rate (LTC) Multiply the number of incidents that were lost time cases by 200,000 and then divide that number by the employee labor hours of your company. Each incident, regardless of severity, impacts an employee. For example, if all your employees during last year worked for a total number of hours equal to 2,000,000, and your number of recordable injuries is 2: TRIR = (2 × 200000) / 2000000 = 400000 / 2000000 = 0. Lost. My 10 Health & Safety Myths. Is Lost time a recordable? An injury will only be recorded as a lost time injury if it results in time off work, or if the employee is unable to perform their regular. The severity rate for this company would equal 1 days per incident - so on average, each incident results in one day off work. #2 Lost Time Injury. LTIFR or the lost time injury frequency rate is a safety measure which refers to the number of lost time injuries occurring per 1 million hours worked. #3 Zero Harm – Stop Taking it Literally! 9 October 2019. The 200,000 is the benchmark established by OSHA because it represents the total number of hours 100 employees would log in 50 weeks based on a 40-hour work week. A lost day is any day or shift that an employee is. The Lost Time Incident Rate (LTIR) is a crucial metric in occupational health and safety, providing insights into the frequency of lost time incidents within a specific. News Review on AM Show is live with Benjamin Akakpo on the JoyNews channel. 1. For example, if you recorded 2 incidents, then the number is 2*200,000 or 400,000. Incident rates are a highly important metric tool that serve as a benchmark for evaluating your company’s safety program. Over the last ten years, 11 per cent more of Ontario’s workforce was covered by the WSIB, and over that same period the number of claims for injury or illness decreased by 31 per cent. Let us know how you use the LTIFR calculator. 5M. 5, which means that for every 100 employees, 7. The severity rate for this. The website delivers national work health and safety and workers’ compensation data in an intuitive, user-friendly way. HSSE WORLD. It could be as little as one day or a shift off work being lost, or months of rehabilitation. The actual number of lost work days times 200,000 (a standardized estimate of the hours worked by 100 employees) divided by the actual, total number of hours worked by all employees results in the severity rate. Lost Time Injury rate follows a simple formula to indicate your performance. For the purpose of this policy, impairment plus a loss of earning capacity refers to disability in pre-1990 claims. This is because OSHA received criticism after it was noticed that a smaller workforce number would cause a disproportionate spike in a company’s DART rate. Overview of Lost Time Injury Rate. Select "Add/Calculate" to compute the total direct and indirect costs. So, putting these two data in the above formula, we would get -. Incident rate (per 100 employees) Agriculture, forestry and fishing: 2. It is a workplace injury or illness that results in an employee being unable to perform their regular job duties for at least one full working day following the incident. LTIFR: Lost-time injuries / hours worked x 2,000 (instead of using a factor of 2,000, you could also use 1,000 or 1,000,000 depending on the size of your company). Use a convenient multiple of 10 so that you can envision a whole number of people for comparison.