LEADER 01975nam  2200457Ia 450 
001 9910701433103321
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035   $a(CKB)5470000002418749
035   $a(OCoLC)794567725
035   $a(EXLCZ)995470000002418749
100   $a20120531d2007      ua             0
101 0 $aeng
135   $aurbn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aEvaluation of the School Street four-quadrant gate/in-cab signaling grade crossing system$b[electronic resource] $esafety of highway railroad grade crossings /$f[Adrian D. Hellman, Anya A. Carroll and Debra M. Chappell]
210  1$aWashington, D.C. :$cU.S. Dept. of Transportation, Federal Railroad Administration, Office of Research and Development,$d[2007]
215   $a1 online resource (vi, 47 pages) $cillustrations
300   $aTitle from title screen (viewed on May 31, 2012).
300   $a"March 2007."
300   $a"DOT/FRA/ORD-07-09."
300   $a"DOT-VNTSC-FRA-03-04"--Rept. documentation p.
320   $aIncludes bibliographical references (pages 37-39).
517   $aEvaluation of the School Street four-quadrant gate/in-cab signaling grade crossing system 
606   $aHighway-railroad grade crossings$zConnecticut$zGroton$xSafety measures
606   $aRailroad crossings$zConnecticut$zGroton$xSafety measures
606   $aTraffic signs and signals$zConnecticut$zGroton
615  0$aHighway-railroad grade crossings$xSafety measures.
615  0$aRailroad crossings$xSafety measures.
615  0$aTraffic signs and signals
700   $aHellman$b Adrian D$01407281
701   $aCarroll$b Anya A$01389743
701   $aChappell$b Debra M$01412788
712 02$aUnited States.$bFederal Railroad Administration.
801  0$bGPO
801  1$bGPO
906   $aBOOK
912   $a9910701433103321
996   $aEvaluation of the School Street four-quadrant gate$93507405
997   $aUNINA