Safety performance of curve advisory speed signs
Posting advisory speed signs at sharp horizontal curve sites is a practice well established in the United States. The purpose of these signs is to provide the driving public with a safe speed to negotiate such curves; however, the link between these signs and safety has not yet been clearly establis...
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| Language: | en_US |
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2012
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| Online Access: | http://hdl.handle.net/1957/29376 |