Metropolitan Travel Forecasting: Current Practice and Future Direction

The Transportation Research Board Committee for Determination of the State of the Practice in Metropolitan Area Travel Forecasting was tasked with assessing the state of the practice in travel demand forecasting and identifying shortcomings in travel forecasting models, obstacles to better practice, and actions needed to ensure the use of appropriate technical approaches. This report provides the requested assessment and recommendations for improvement and is designed for officials and policy makers who rely on the results of travel forecasting. Following a summary of the findings and recommendations, the report is presented in the following chapters: (1) Introduction; (2) Forecasting Metropolitan Travel; (3) Institutional Framework for Travel Demand Modeling; (4) Current State of the Practice; and (5) Shortcomings of Current Forecasting Processes.