134 - Fire Fundamentals pt 5 - The Evacuation Equation with David Purser

It's time to learn about "the evacuation equation" from one of its creators. This week I interview prof. David Purser about the elements that go into the evacuation process that help us determine the fire safety of buildings. We go through the components of the Required Safe Evacuation Time (RSET) one by one: detection timealarm timepre-movementoccupant movement and congestion.We discuss how those were initially defined, what the assumptions behind establishing them as a part of the framewo...