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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
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Title 49
Chapter II
Part 218
Subpart B - Subpart B—Blue Signal Protection of Workers
§ 218.21 - Scope.
§ 218.22 - Utility employee.
§ 218.23 - Blue signal display.
§ 218.24 - One-person crew.
§ 218.25 - Workers on a main track.
§ 218.27 - Workers on track other than main track.
§ 218.29 - Alternate methods of protection.
§ 218.30 - Remotely controlled switches.
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