Minimum sign retroreflective guidelines.
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Corporate Author: | |
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Format: | Government Document Book |
Language: | English |
Published: |
McLean, Va. (6300 Georgetown Pike, McLean 22101-2296) :
U.S. Dept. of Transportation, Federal Highway Administration, Research and Development, Turner-Fairbank Highway Research Center,
[1997]
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Series: | Summary report (FHWA Traffic Safety Research Program)
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Subjects: |