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Northamptonshire Fire and Rescue Service Occupancy Calculator


Floor Space Factors










Exit Capacity








This calculator is a tool to aid you in determining the maximum number of occupants that your premises can safely hold. It has been designed to be suitable in most common situations but may not be appropriate for all premises. It is important that you use the appropriate method to determine the figures that you put into this calculator in order to ensure an accurate result. Please see our website for more detailed guidance.