Knowing the building's use and occupancy helps determine which two key factors?

• A. Number of occupants and probable contents
• B. Number of exits and width of corridors
• C. Construction type and age
• D. Floor area and color of walls

Answer: (A)

Knowing how a building will be used and who will occupy it directly informs two critical safety parameters: how many people could be inside (the occupant load) and what is inside the space (the probable contents, which determine the fire load). The occupant load sets the required egress capacity and travel distances, guiding how many exits and how wide aisles need to be to safely get everyone out. The probable contents describe the amount and type of fuel that could burn, which influences fire protection design, detection, suppression, and compartmentation needs. Other factors like the number of exits and corridor widths are influenced by occupancy, but the two most directly determined by use and occupancy are the expected number of people and the fire load from contents.