49 CFR Part 238
§ 238.403 — Crash energy management
FRA Part 238 · Subpart E — Specific Requirements for Tier II Passenger Equipment. Full current text with cross-references on BuildSpec.
§ 238.403 Crash energy management. (a) Each power car and trailer car shall be designed with a crash energy management system to dissipate kinetic energy during a collision. The crash energy management system shall provide a controlled deformation and collapse of designated sections within the unoccupied volumes to absorb collision energy and to reduce the decelerations on passengers and crewmembers resulting from dynamic forces transmitted to occupied volumes. (b) The design of each unit shall consist of an occupied volume located between two normally unoccupied volumes. Where practical,…
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