FAF Provisional Commodity Origin Destination Data Office of
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FAF Provisional Commodity Origin Destination Data Office of Freight Management and Operations Federal Highway Administration Tianjia Tang, PE tianjia. tang@dot. gov phone: 202 -366 -2217
What does the provisional commodity OD data cover? The provisional commodity OD data: n is a comprehensive multimodal commodity origin destination database for the US n has identical dimensions to the freight database developed under the Freight Analysis Framework II n is released by the end of March each year covering the most recent past year. For example, in March 2007, FHWA released the provisional data for calendar year 2006; and in March 2008, FHWA will release the provisional data for calendar year 2007.
What does the term of “provisional” data mean ? The term of provisional data here means that the dataset is the best that can be organized at the time with the available resources; and the Freight Office has no plans to update this dataset in the future.
Why does FHWA develop the provisional data? 1) 2) The demand of most current data from Federal, State, local governmental agencies and private organizations as the result of the FAF 1 project The recognition of the need by various TRB committees and demanded by the most recent TRB special conference on Freight Demand Modeling: Tools for Public-Sector Decision Making
How to use the provisional commodity origin destination data? The provisional data has identical format and definitions as the FAF 2 commodity database. n All database programs used in FAF 2 are applicable n The FAF 2 Commodity GIS data linkage is also applicable.
Who Is Involved? Under the leadership of the Office of Freight Management and Operations in FHWA, a team including Battelle Memorial Institute, Macro. Sys Research and Technology , and University of Tennessee is organized to develop the database.
How Can You Help? Please provide feedback on your experience of using these data and suggestions on how to process the data and make it better. … your feedback on what seems wrong or unfit in the database is even more appreciated !
That’s All. Thank You!
