49 CFR Part 238
§ 238.413 — End structures of trailer cars
FRA Part 238 · Subpart E — Specific Requirements for Tier II Passenger Equipment. Full current text with cross-references on BuildSpec.
§ 238.413 End structures of trailer cars. (a) Except as provided in paragraph (b) of this section, the end structure of a trailer car shall be designed to include the following elements, or their structural equivalent. (A conceptual implementation of this end structure is provided in Figure 3 to this subpart.) (1) Corner posts. Two full-height corner posts, each capable of withstanding the following: (i) A horizontal, longitudinal shear load of 150,000 pounds at its joint with the underframe without exceeding the ultimate strength of the joint; (ii) A horizontal, longitudinal or lateral force…
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