The Federal Railway Administration track safety standards require rigorous visual inspections of tracks based on their operating speed. These inspections can be as frequent as twice per week. They are carried out using hy-rail (highway/rail) vehicles, with the trained inspector using a set of hand tools (such as track level, string line, and gauges) to further measure locations that appear to be out of compliance. The TRB IDEA (Innovations Deserving Exploratory Analysis) Program’s Rail Safety IDEA Final …