[Code of Federal Regulations] [Title 49, Volume 4] [Revised as of October 1, 2007] From the U.S. Government Printing Office via GPO Access [CITE: 49CFR227.107] [Page 390] TITLE 49--TRANSPORTATION CHAPTER II--FEDERAL RAILROAD ADMINISTRATION, DEPARTMENT OF TRANSPORTATION PART 227_OCCUPATIONAL NOISE EXPOSURE--Table of Contents Subpart B_Occupational Noise Exposure for Railroad Operating Employees. Sec. 227.107 Hearing conservation program. (a) Consistent with the requirements of the noise monitoring program required by Sec. 227.103, the railroad shall administer a continuing, effective hearing conservation program, as set forth in Sec. Sec. 227.109 through 227.121, for all employees exposed to noise at or above the action level. (b) For purposes of the hearing conservation program, employee noise exposure shall be computed in accordance with the tables in appendix A of this part, and without regard to any attenuation provided by the use of hearing protectors.