Attention eLibrary Visitors! The eLibrary is currently undergoing reconstruction. If you are unable to locate the document you are searching for and need assistance, please contact the FRA Web Team at email@example.com.
To search an exact document title or key phrase, place quotations around the text. Example: "U.S. Government Grade Crossing Research & Stakeholder Engagement" Entering keywords without quotations will search the eLibrary for all occurrences of the keywords.
Keywords: Buy America MTA PTC Positive Train Control RRIF
Investigation of the Effects of Tie Pad Stiffness on the Impact Loading of Concrete Ties in the Northeast Corridor
Keywords: Concrete ties, Fasteners, Track stiffness
Abstract: This investigation was conducated in response to the discovery in June 1980, that rail seat bending cracks had developed in many concrete ties which had been in service on the...