49 CFR 213.65
§ 213.65 Combined track alinement and surface deviations.
United States · 49 CFR — Transportation · Status: effective
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- Citation
- 49 CFR 213.65, § 213.65 Combined track alinement and surface deviations, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/257883
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Full text
On any curved track where operations are conducted at a qualified cant deficiency, Eu, greater than 5 inches, the combination of alinement and surface deviations for the same chord length on the outside rail in the curve, as measured by a TGMS, shall comply with the following formula:
Where—
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.