49 CFR 38.85 - Between-car barriers.
Where vehicles operate in a high-platform, level-boarding mode, devices or systems shall be provided to prevent, deter or warn individuals from inadvertently stepping off the platform between cars. Appropriate devices include, but are not limited to, pantograph gates, chains, motion detectors or other suitable devices.
Title 49 published on 2012-10-01
no entries appear in the Federal Register after this date.