NTL-PLANNING AND POLICY-PLANNING AND POLICY;NTL-PLANNING AND POLICY-Travel Demand;
Abstract:
Transportation planning largely relies on travel demand forecasting, which estimates the number and type of vehicles that will use a roadway at some point in the future. Forecasting estimates are made by computer models that use a wide variety of data inputs. For a particular roadway, local, state, and federal agencies may have unique forecasting models that address their interests. While these models often have similar goals, they often differ in descriptions of road segments and data structures. This creates difficulties sharing data, redundancies in modeling activities, and duplications in data collection. Most importantly, metropolitan planning organizations, departments of transportation, transit agencies, and the like cannot coordinate analyses and planning on the same physical roadway network.
Many travel demand forecast models operate at state, regional, and local levels. While they share the same physical network in overlapping geographic ...
Links with this icon indicate that you are leaving a Bureau of Transportation
Statistics (BTS)/National Transportation Library (NTL)
Web-based service.
Thank you for visiting.
You are about to access a non-government link outside of
the U.S. Department of Transportation's National
Transportation Library.
Please note: While links to Web sites outside of DOT are
offered for your convenience, when you exit DOT Web sites,
Federal privacy policy and Section 508 of the Rehabilitation
Act (accessibility requirements) no longer apply. In
addition, DOT does not attest to the accuracy, relevance,
timeliness or completeness of information provided by linked
sites. Linking to a Web site does not constitute an
endorsement by DOT of the sponsors of the site or the
products presented on the site. For more information, please
view DOT's Web site linking policy.
To get back to the page you were previously viewing, click
your Cancel button.
United States Department of Transportation
[PDF-646.77 KB]
