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                Safety Eligibility Letter B-74B
  
  **Hardware Type:**
            Longitudinal Barriers and Bridge Rails
                          **Code:**
            B-74B
                          **Date:**
            02/01/2002
                          **Testing Criteria:**
            NCHRP 350
                          **Manufacturer:**
            Valley Rubber, LLC
                          **Device Description:**
            Guardrail Block for Round Wood Posts
                          **View PDF:**
            b74b.pdf (38.46 KB)
    
    Text Version U.S. DEPARTMENT OF TRANSPORTATION

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