49 C.F.R. § 213.127 Rail fastening systems.
Title 49 - Transportation
Track shall be fastened by a system of components which effectively maintains gage within the limits prescribed in §213.53(b). Each component of each such system shall be evaluated to determine whether gage is effectively being maintained.
Title 49: Transportation
PART 213—TRACK SAFETY STANDARDS
Subpart D—Track Structure
§ 213.127 Rail fastening systems.
