LEADER 01507nam 2200397 a 450 001 9910701359803321 005 20120524104653.0 035 $a(CKB)5470000002417469 035 $a(OCoLC)794226645 035 $a(EXLCZ)995470000002417469 100 $a20120524d2009 ua 0 101 0 $aeng 135 $aurcn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aInteroperable communications-based signaling project$b[electronic resource] 210 1$aWashington, D.C. :$cU.S. Dept. of Transportation, Federal Railroad Administration, Office of Research and Development,$d[2009] 215 $a1 online resource (vii, 26 pages) $cillustrations 300 $aTitle from title screen (viewed on May 24, 2012). 300 $a"June 2009." 320 $aIncludes bibliographical references (page 26). 606 $aRailroads$zUnited States$xSignaling$xEvaluation 606 $aTransportation$zUnited States$xSafety measures 615 0$aRailroads$xSignaling$xEvaluation. 615 0$aTransportation$xSafety measures. 700 $aPettit$b William$cMRCGP.$01392090 712 02$aUnited States.$bFederal Railroad Administration.$bOffice of Research and Development. 712 02$aRailroad Research Foundation. 712 02$aPetit Consulting (Firm) 801 0$bGPO 801 1$bGPO 906 $aBOOK 912 $a9910701359803321 996 $aInteroperable communications-based signaling project$93446411 997 $aUNINA