§213.334. Ballast; general.
49 C.F.R. § 213.334
Unless it is otherwise structurally supported, all track shall be supported by material which will—
Transmit and distribute the load of the track and railroad rolling equipment to the subgrade;
Restrain the track laterally, longitudinally, and vertically under dynamic loads imposed by railroad rolling equipment and thermal stress exerted by the rails;
Provide adequate drainage for the track; and
Maintain proper track crosslevel, surface, and alinement.
Notes, amendments, and revision history
Authority
Authority: 49 U.S.C. 20102-20114 and 20142; 28 U.S.C. 2461 note; and 49 CFR 1.89.
Source
Source: 63 FR 34029, June 22, 1998, unless otherwise noted.