Presignals At Grade Crossings
Highway/railroad grade crossings present a danger to vehicular traffic. According to the USDOT Bureau of Transportation Statistics, in 2009, there were 1,887 crashes at highway/rail crossings resulting in 248 fatalities (FRA, 2009). The installation of presignals at grade crossings decreases crash...
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| Language: | en |
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The University of Arizona.
2010
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| Online Access: | http://hdl.handle.net/10150/194758 |