49 CFR Part 227 - Subpart B - Occupational Noise Exposure for Railroad Operating Employees.
- § 227.101 Scope and applicability.
- § 227.103 Noise monitoring program.
- § 227.105 Protection of employees.
- § 227.107 Hearing conservation program.
- § 227.109 Audiometric testing program.
- § 227.111 Audiometric test requirements.
- § 227.113 Noise operational controls.
- § 227.115 Hearing protectors.
- § 227.117 Hearing protector attenuation.
- § 227.119 Training program.
- § 227.121 Recordkeeping.