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                Safety Eligibility Letter WZ-57
  
  **Hardware Type:**
            Work Zone Devices
                          **Code:**
            WZ-57
                          **Date:**
            10/27/2000
                          **Testing Criteria:**
            NCHRP 350
                          **Manufacturer:**
            Korman Signs
                          **Device Description:**
            SS-548V portable sign stand.
                          **View PDF:**
            wz57.pdf (742.07 KB) U.S. DEPARTMENT OF TRANSPORTATION

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