The Pavement Notebook is a series of reports about the performance of the Washington State pavement network. The reports are designed to be informative and accessible to the Governor, Legislators and the public. If you have questions or comments, or are interested in more detailed data or data in other formats, please contact the WSPMS Administrator at (360) 709-5473 or WebWSPMS@wsdot.wa.gov.
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2011 Statewide Pavement Performance (PDF 969kb) A report detailing the overall condition of the Washington State Routes, as categorized from Very Good to Very Poor, and based on data collected from July through October 2011. Information about general condition is provided in groups by Surface Type, Region, County and Legislative District.
Last Updated: 2/21/2013
Previous Version: 2010 Statewide Pavement Performance Report (12/20/2011)
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State Highway Pavement Performance Trends 1983 - 2011 (PDF 293kb) A chart detailing general condition for the last 30 years. A similar chart appears yearly in the Gray Notebook.
Last Updated: 1/23/2013
Previous Version: State Highway Pavement Performance Trends 1981 - 2010 |
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WSDOT IRI Report (PDF 671kb) A report detailing the statewide pavement performance using International Roughness Index (IRI), using both WSDOT and FHWA categorizations.
Last Updated: 1/23/2013
Previous Version: WSDOT IRI Report (1/24/2012)
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WSDOT Surface Type Summary (PDF 424kb) A series of charts and tables summarizing highway and lane miles for each surface type, as based on the State Highway Log.
Last Updated: 1/23/2013 |
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WSDOT Preservation Miles Paved by Year (PDF 334kb) A chart containing the lane miles paved, or projected to be paved, by project type - asphalt (ACP), chip seal (BST) and concrete (PCCP) - from 2001 through 2013.
Last Updated: 1/23/2013
Previous Version: WSDOT Preservation Miles Paved by Year (12/20/2011)
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WSDOT Average Pavement Life (PDF 501kb) A brief overview of average pavement life for ACP, BST and PCCP in Washington State.
Last Updated: 1/20/2013
Previous Version: Average Pavement Life (12/21/2011)
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