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                        Hardware Eligibility Letters


            
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                Safety Eligibility Letter WZ-61
  
  **Hardware Type:**
            Work Zone Devices
                          **Code:**
            WZ-61
                          **Date:**
            12/13/2000
                          **Testing Criteria:**
            NCHRP 350
                          **Manufacturer:**
            Plastic Safety Systems
                          **Device Description:**
            Type III Plastic Barricade "PSS-1"
                          **View PDF:**
            wz61.pdf (94.85 KB) U.S. DEPARTMENT OF TRANSPORTATION

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