Traffic sign life expectancy /
Highway agencies with an inventory of traffic signs must adopt a method of maintaining those signs so that the retroreflectivity exceeds established thresholds. Understanding expected sign life can help agencies phase sign replacements over a number of years in order to manage maintenance costs. The...
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Main Author: | |
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Corporate Authors: | , , |
Other Authors: | , , |
Format: | Book |
Language: | English |
Published: |
Saint Paul, MN. :
Minnesota Department of Transportation, Research Services & Library,
2014.
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Series: | Final report (Minnesota. Department of Transportation) ;
2014-20. |
Subjects: |