49 CFR Part 238
§ 238.411 — Rear end structures of power car cabs
FRA Part 238 · Subpart E — Specific Requirements for Tier II Passenger Equipment. Full current text with cross-references on BuildSpec.
§ 238.411 Rear end structures of power car cabs. The rear end structure of the cab of a power car shall be designed to include the following elements, or their structural equivalent. (A conceptual implementation of this end structure is provided in Figure 2 to this subpart.) (a) Corner posts. The rear end structure shall have two full-height corner posts, or their structural equivalent, each capable of withstanding the following: (1) A horizontal, longitudinal or lateral shear load of 300,000 pounds at its joint with the underframe without exceeding the ultimate strength of the joint; and (2)…
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