MODELING INTERMODAL AUTO-RAIL COMMUTER NETWORKS by Maria P. Boile Research Fellow Transportation Program New Jersey Institute of Technology Newark, NJ 07102 (201) 596-8528 and Lazar N. Spasovic Assistant Professor of Transportation School of Industrial Management, and National Center for Transportation and Industrial Productivity New Jersey Institute of Technology Newark, NJ 07102 (201) 596-6420 and Athanassios K. Bladikas Associate Professor Department of Industrial and Manufacturing Engineering, and National Center for Transportation and Industrial Productivity New Jersey Institute of Technology Newark, NJ 07102 (201) 596-3649 Submitted for Presentation at the 74th Annual Meeting of the Transportation Research Board and Consideration for Publication in the Transportation Research Record August 22, 1994