The U.S. is experiencing dramatic growth in commercial vehicle truck travel on our nation's roadway system as well as critical shortages in truck parking. California ranks first in the nation in overall (private and public) commercial vehicle parking shortage (Fleger et al., 2006). Recent...

Current concerns surrounding regional air pollution, climate change, rising gasoline prices and urban congestion could presage a substantial increase in bicycle mode share. However, state-of-the-art methods for the safe and efficient design of bicycle facilities are based on difficult to collect...

China’s major paved road-ways (national roads, provincial roads, and county roads), railways and urban development are rapidly expanding. A likely consequence of this fast-paced growth is landscape fragmentation and disruption of ecological flows. In order to provide ecological...