The Washington State Department of Transportation (WSDOT) designed and installed Service Level (SL-1) bridge rails on three treated timber bridges in the state. To date, there have been no accidents or maintenance problems reported at any of the modified bridges.


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    Title :

    Traffic Barrier Systems Service Level 1 (SL-1) Bridge Rail, January 1987-August 1988


    Contributors:
    D. Gripne (author)

    Publication date :

    1988


    Size :

    14 pages


    Type of media :

    Report


    Type of material :

    No indication


    Language :

    English