§238.735. Seat crashworthiness (passenger and cab crew). — Inbound Citations

(2) If Railway Group Standard GM/RT2100, Issue Four, “Requirements for Rail Vehicle Structures,” Rail Safety and Standards Board Ltd., December 2010, is used to demonstrate compliance with any of the requirements in §§ 238.733, 238.735, 238.737, or 238.743, then the average longitudinal deceleration of the center of gravity (CG) of each vehicle in the initially-moving trainset during the dynamic collision scenario shall not exceed 5g during any 100-millisecond (ms) time period. The maximum interval between data points so averaged in the 100-ms time period shall be no greater than 1-ms.