Last amended:2017Year:2026Length:50 wordsSubsections:2Official source
Cite as 49 C.F.R. § 227.113 (2026)
(a) Railroads may use noise operational controls at any sound level to reduce exposures to levels below those required by Table A-1 of appendix A of this part.
(b) Railroads are encouraged to use noise operational controls when employees are exposed to sound exceeding an 8-hour TWA of 90 dB(A).