Keywords: Buy America MTA PTC Positive Train Control RRIF
Keywords: Passenger car, compressive load test, crippling
Abstract: This report summarizes Test 3, a crippling load test on Budd Pioneer Car 244, conducted on June 28, 2011. Before the crippling load test, Transportation Technology Center, Inc.,...
Keywords: Transverse cracks; ultrasonic guided waves; noncontact ultrasonic testing; laser ultrasonic; air-coupled sensors; finite element modeling; automatic defect classification
Abstract: The objectives of this project were (1) to improve the defect detection reliability and (2) to improve the inspection speed of conventional rail defect detection methods. The...
Keywords: Structure Testing, Vibroseismic Testing, Penetrometer Testing, Trenching, Instrumentation
Abstract: The Kansas Test Track (KTT) was comprised of nine different track systems, which were founded on a designed embankment. The KTT subgrade experienced premature failure in-service,...