Update of NCHRP report 230 recommended procedures for the safety performance evaluation of highway appurtenances.
| Institutionell upphovsman: | |
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| Materialtyp: | Bok | 
| Språk: | English | 
| Publicerad: | Washington, D.C.
          Transportation Research Board
    
        [1990] | 
| Serie: | Transportation Research Circular
              Number 374 | 
| Ämnen: |