Traffic congestion in urban as well as suburban areas has increased steadily in the United States despite substantial increases in federal, state and local spending. While no adequate responses to control the growth of congestion have been identified, travel demand management (TDM) has become a...

A methodology is demonstrated for analyzing the economic impacts of various weight limits for heavy vehicles through an application to New York State. Truck usage data were gathered from truck operators in 1990-1991 through three seasonal mail surveys, which allowed the collection of sensitive...

The objective of this research was to develop a simple transit ridership estimation model system for short-range planning. The main feature of the model system is that it exploits knowledge of transit link volumes which are obtained readily from on-off counts. Extensive use is made of default...