Zarrillo 1 TNCC : Operations Management & Assessment Tool for Toll Network Operators By Dr. Marguerite L. Zarrillo Assistant Professor, Department of Physics University of Massachusetts Dartmouth 285 Old Westport Road North Dartmouth, Massachusetts 02747-2300 Tel (508) 999-9268 FAX (508) 999-9115 MZarrillo@UMassD.edu Dr. A. Essam Radwan Chair, Civil and Environmental Engineering Department Director, Center for Advanced Transportation Systems Simulation University of Central Florida Orlando, Florida 32816-2450 Tel (407) 823-6340 AERadwan@mail.UCF.edu Joseph H. Dowd Graduate Research Assistant, Department of Physics University of Massachusetts Dartmouth 285 Old Westport Road North Dartmouth, Massachusetts 02747-2300 Tel (508) 910-6647 FAX (508) 999-9115 U_JDowd@UMassD.edu Submission Date 07-30-01 Revised Submission Date 11-11-01 Word Count 5826 + 5(250) = 7076 Paper submitted for publication in the Transportation Research Record TRB Annual Meeting, Washington, D.C., January 13-17, 2002