Extreme events, such as hurricanes, tornados, floods, earthquakes, fires, and collisions, pose a threat to the transportation infrastructure that millions of people depend on daily. NCHRP Web-Only Document 390: Response Planning, Assessment, and Rapid Restoration of Service of Bridges in Extreme Events: Background and Summary , from TRB’s National Cooperative Highway Research Program, supplements the information and guidance on all aspects of response planning, assessment, and rapid restoration of …