Standard for Determination of Fire Loads for Use in Structural Fire Protection Design
What is NFPA 557?
Using a risk framework, this standard provides a methodology for determining the fire load and fire load density to be used as the basis for the evaluation and design of the structural fire performance of a building.
Official document scope
What does NFPA 557 address?
Two methodologies are detailed: an occupancy-based density method and a survey-based method. Other coverage includes design fundamentals, development of fire loads, documentation, inspections, and maintenance.