Since September 11, 2001, and subsequent threats to the transportation system, large urban area planners have become increasingly aware of the importance of alternative routing for hazardous materials movements by trucks. Transportation planners and engineers have developed security relationships with...

This report develops a baseline inventory of rail hazardous commodities that originate in, terminate in, or pass through Region 8 (which includes the states of Colorado, Montana, North Dakota, South Dakota, Utah and Wyoming). The inventory also includes a set of interregional tables that summarize hazardous...