Evacuation Routes

An evacuation route is a roadway or path designated for use before or during a hazardous event to move people to safety. Evacuation routes may be designated [Page 192]for use during impending tropical cyclones, tsunamis, river floods, wildfires, volcanic eruptions, earthquakes, chemical/nuclear disasters, or other hazards. Evacuation routes are designed to safely move as many people as possible in the shortest time and over the shortest distance to locations away from the danger. It may be desirable to have some form of sheltering and provision of food, water, and medicine along the route and at the destination.

Evacuation routes are planned using knowledge of the areas and populations at risk. Maps are constructed for specific hazards, such as the areas flooded by a given tropical cyclone ...