Highway-Rail Crossing Handbook
existing-laws-rules-regulations-and-policies — Existing Laws, Rules, Regulations, and Policies
Crossing Handbook · Chapter 2 — Engineered Treatments. Full current text with cross-references on BuildSpec.
EXISTING LAWS, RULES, REGULATIONS, AND POLICIES Current FHWA regulations specifically prohibit at ‑grade intersections on Interstate highways (AASHTO “A Policy on Design Standards—Interstate System,” May 2016).(6) Federal Railroad Administration (FRA) has established maximum permissible speeds by track class category (refer to Appendix B, Table B-5 for track classes and allowable speeds). Current FRA regulations require that crossings be separated or closed at locations where trains operate at speeds above 125 mph—track Class 8 or 9 (49 CFR 213.347(a)). Additionally, on FRA track Class 7…
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