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                Safety Eligibility Letter WZ-63
  
  **Hardware Type:**
            Work Zone Devices
                          **Code:**
            WZ-63
                          **Date:**
            12/06/2000
                          **Testing Criteria:**
            NCHRP 350
                          **Manufacturer:**
            Davidson Plastics
                          **Device Description:**
            Modifications to T3B Type III Barricade, including lights
                          **View PDF:**
            wz63.pdf (22.72 KB) U.S. DEPARTMENT OF TRANSPORTATION

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