01917nam 2200433I 450 991070520620332120140417093430.0(CKB)5470000002449309(OCoLC)876900212(EXLCZ)99547000000244930920140417d2014 ua 0engurmn||||a||||txtrdacontentcrdamediacrrdacarrierQuantification of the effectiveness of handheld equipment for ground verification of detected rail internal defects final report /Leith Al-Nazer, Thomas Raslear, Lucas R. WelanderWashington, DC :U.S. Department of Transportation, Federal Railroad Administration, Office of Research and Development,2014.1 online resource (v, 33 pages) color illustrationsTitle from title screen (viewed Apr. 17, 2014)."April 2014.""DOT/FRA/ORD-14/07."Includes bibliographical references (page 30).Quantification of the effectiveness of handheld equipment for ground verification of detected rail internal defects Railroad railsDefectsDetectionRailroad railsDefectsDetectionTechnological innovationsRailroad railsDefectsDetection.Railroad railsDefectsDetectionTechnological innovations.Al-Nazer Leith1398963Raslear ThomasWelander Lucas R.United States.Federal Railroad Administration.Office of Research and Development,Transportation Technology Center, Inc.GPOGPOBOOK9910705206203321Quantification of the effectiveness of handheld equipment for ground verification of detected rail internal defects3520096UNINA