01431nam 2200409 a 450 991069716020332120230902161553.0(CKB)5470000002385309(OCoLC)740504601(EXLCZ)99547000000238530920110711d2010 ua 0engurcn|||||||||txtrdacontentcrdamediacrrdacarrierPermissive/protected left-turn phasing[electronic resource][Washington, D.C.] :U.S. Dept. of Transportation, Federal Highway Administration,[2010]1 online resource (7 pages, 1 unnumbered page) color illustrationsIntersection safety case studyTitle from title screen (viewed June 9, 2011)."February 2010"--p. [8]Includes bibliographical references (page 7).Intersection safety case study.Electronic traffic controlsCase studiesSignalized intersectionsMichiganCase studiesTraffic safetyMichiganCase studiesElectronic traffic controlsSignalized intersectionsTraffic safetyUnited States.Federal Highway Administration.GPOGPOBOOK9910697160203321Permissive3192486UNINA