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                Safety Eligibility Letter B-47B
  
  **Hardware Type:**
            Longitudinal Barriers and Bridge Rails
                          **Code:**
            B-47B
                          **Date:**
            09/04/2001
                          **Testing Criteria:**
            NCHRP 350
                          **Manufacturer:**
            Robert L. Wilson, P.E., Texas DOT
                          **Device Description:**
            Thrie-beam connection to vert. conc. parapet @TL-3
                          **View PDF:**
            b47b.pdf (146.21 KB)
    
    Text Version U.S. DEPARTMENT OF TRANSPORTATION

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