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...

This paper describes a model developed for medium-term operations planning in an intermodal rail-truck system. It was motivated by the need to redesign such systems to produce 1. (1) more reliable service, 2. (2) multiple service classes, and 3. (3) better equipment and facility utilization. The...

An important question in the design of efficient logistics systems is the identficaton of locations for distribution centers. Optimal designs should be based on consideration of inventory, transportation, construction and operating costs. This paper describes a method for including inventory...

We create a formulation and a solution procedure for fleet sizing under uncertainty in future demands and operating conditions. The formulation focuses on robust optimization, using a partial moment measure of risk. This risk measure is incorporated into the expected recourse function of a...