1. What is Safe Man Hours?

Safe man hours is a metric used in workplace safety to measure the amount of time worked without any incidents or accidents. It represents the total hours worked minus any hours lost due to safety incidents.

2. How Does the Calculator Work?

The calculator uses the simple formula:

Where:

• Total Hours — The cumulative hours worked by all employees
• Incident Hours — Hours lost due to safety incidents or accidents

Explanation: This calculation helps organizations track their safety performance over time.

3. Importance of Safe Hours Calculation

Details: Tracking safe man hours helps organizations measure safety performance, identify trends, and implement preventive measures to reduce workplace incidents.

4. Using the Calculator

Tips: Enter total hours worked and incident hours (both in hours). All values must be valid (non-negative numbers, incident hours ≤ total hours).

5. Frequently Asked Questions (FAQ)

Q1: What counts as an incident hour?
A: Any hour where work was interrupted or affected by a safety incident, accident, or near-miss event.

Q2: How often should safe hours be calculated?
A: Typically calculated monthly or quarterly, but can be done more frequently for high-risk environments.

Q3: What's a good safe hours rate?
A: The higher the better. Many organizations aim for 100% safe hours (zero incident hours).

Q4: Does this include all employees?
A: Yes, safe hours should include all workers at the site or within the organization being measured.

Q5: How can we improve our safe hours?
A: Through safety training, hazard identification, proper PPE usage, and fostering a strong safety culture.