Safety effectiveness evaluation of traffic barrier systems.
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| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington, D.C. :
National Transportation Safety Board ;
[1980]
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| Subjects: |
| Item Description: | "Adopted: September 30, 1980"--P. [1] "NTSB-SEE-80-5." |
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| Physical Description: | ii, 41 pages : illustrations ; 26 cm. |
| Bibliography: | Includes bibliographical references. |