This study of policy options for intermodal freight was initiated by the Transportation Research Board (TRB) Executive Committee in 1995. The Executive Committee recognized that freight transportation is of critical importance to the United States and that intermodal freight transportation is one of the major technological and organizational trends affecting the performance of the sector. o conduct this study, TRB formed a committee, following National Research Council procedures to ensure a balance of points of view, that included members with expertise in intermodal freight transportation, state and local government transportation administration, and public policy. The committee's conclusions and recommendations are presented in this special report and cover four areas: Principles for government involvement; Federal surface transportation programs affecting freight; Regulatory and operations issues; and Public finance of intermodal freight projects. Also included are the five papers on special topics commissioned by the committee.