Tsunami Evacuation Travel Time Map for Del Norte County, CA, 2010, for Bridges Intact and a Fast Walking Speed
The travel time map was generated using the Pedestrian Evacuation Analyst model from the USGS.  The travel time analysis uses ESRI's Path Distance tool to find the shortest distance across a cost surface from any point in the hazard zone to a safe zone.  This cost analysis considers the direction of movement and …