Continuing project to synthesize information on highway problems.
"A staff digest of the progress and status of NCHRP Project 20-5, "Synthesis of information related to highway problems," for which the Transportation Research Board is the agency conducting the research."
| Collectivités auteurs: | , |
|---|---|
| Format: | Livre |
| Langue: | English |
| Publié: |
Washington, D.C.
Transportation Research Board
[1983]..
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| Collection: | Research results digest (National Cooperative Highway Research Program)
no. 142. |
| Sujets: |