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TOUR-BASED MODELS 19 The district tables show that the MORPC model and sound modeling procedures. The turnaround time to produces reasonable user benefit results. The majority of correct relatively small issues can be lengthy. For exam- user benefits occur in the corridor, with minimal level of ple, recalibration took 3 to 7 days, running the baseline benefits in intradistrict markets. The CBD district has alternative took 3 days, and processing a build alterna- the highest level of benefits in terms of attractions. tive took 1 day. Mapping the results provides a good tool to high- Overall, the MORPC model produced good distri- light the benefits and disbenefits of the project. The pro- bution results and user benefit results. Complex models duction map illustrates that a majority of the benefits are still susceptible to network coding issues and prob- accrue to people living in the corridor, especially by those lems, however. These problems may include network living near the rail stations. The areas not receiving sig- speeds, the need to revise transit access and path build- nificant benefits reflect the longer travel times from the ing, and recalibration needs. It is also important not to proposed project as compared with the existing bus ser- underestimate the time needed to perform the analysis of vice. Benefits are realized around stations near major various options. employment areas, especially Ohio State University and the northern suburbs. The review highlighted that complex models using Karen Faussett, Michigan Department of Transporta- simplified networks still require well-coded networks tion, moderated this session.