United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information (1999). Archive Highway Performance Monitoring System (HPMS) Data Item Descriptions 1993 – 1998. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. https://rosap.ntl.bts.gov/view/dot/85124
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. Archive Highway Performance Monitoring System (HPMS) Data Item Descriptions 1993 – 1998. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 1999. https://rosap.ntl.bts.gov/view/dot/85124.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information Archive Highway Performance Monitoring System (HPMS) Data Item Descriptions 1993 – 1998. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 1999, ROSA P. https://rosap.ntl.bts.gov/view/dot/85124.
The following data item descriptions should be used with HPMS universe and sample archive data files for years 1993 through 1998. These data item descriptions include the coding instructions and definitions originally used to create the files; item descriptions follow the same sequence as the comma delimited ASCII universe and sample files. Note: all included text and software references are not applicable.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information (1999). Archive Highway Performance Monitoring System (HPMS) Data Item Descriptions 1993 – 1998. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. https://rosap.ntl.bts.gov/view/dot/85124
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information. Archive Highway Performance Monitoring System (HPMS) Data Item Descriptions 1993 – 1998. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 1999. https://rosap.ntl.bts.gov/view/dot/85124.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information Archive Highway Performance Monitoring System (HPMS) Data Item Descriptions 1993 – 1998. United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information, 1999, ROSA P. https://rosap.ntl.bts.gov/view/dot/85124.
ROSA P serves as an archival repository of USDOT-published products including scientific
findings, journal articles, guidelines, recommendations, or other information authored or co-authored by
USDOT or funded partners. As a repository, ROSA P retains documents in their original published format to
ensure public access to scientific information.
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