491 | Add to Reading ListSource URL: www.nhtsa.govLanguage: English - Date: 2010-04-28 15:08:44
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492 | Add to Reading ListSource URL: www.fhwa.dot.govLanguage: English - Date: 2014-03-11 13:31:16
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493 | Add to Reading ListSource URL: www.fhwa.dot.govLanguage: English - Date: 2014-05-14 14:26:28
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494 | Add to Reading ListSource URL: www.scirpdc.comLanguage: English - Date: 2012-10-25 07:54:21
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495 | Add to Reading ListSource URL: www.scirpdc.comLanguage: English - Date: 2012-10-25 07:54:39
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496 | Add to Reading ListSource URL: www.gis.fhwa.dot.govLanguage: English - Date: 2008-02-01 12:17:01
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497 | Add to Reading ListSource URL: onlinepubs.trb.orgLanguage: English - Date: 2011-11-11 12:38:54
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498 | Add to Reading ListSource URL: www.fta.dot.govLanguage: English - Date: 2011-09-08 16:29:08
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499 | Add to Reading ListSource URL: onlinepubs.trb.orgLanguage: English - Date: 2007-05-10 11:10:31
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500 | Add to Reading ListSource URL: www.nctr.usf.eduLanguage: English - Date: 2010-03-15 12:56:43
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