California Code of Regulations
Title 8 - Industrial Relations
Division 1 - Department of Industrial Relations
Chapter 4 - Division of Industrial Safety
Subchapter 7 - General Industry Safety Orders
Group 15 - Occupational Noise and Ergonomics
Article 105 - Control of Noise Exposure
Appendix C - Audiometric Test Rooms

Universal Citation: 8 CA Code of Regs C
Current through Register 2024 Notice Reg. No. 38, September 20, 2024

Rooms used for audiometric testing shall not have background sound pressure levels exceeding those in Table C-1 when measured by equipment conforming at least to the Type 2 requirements of ANSI S 1.4-1971 (R1976), and to the Class II requirements of ANSI S 1.11-1971 (R1976).

Table C-1
Maximum Allowable Octave-Band Sound Pressure Levels for Audiometric Test Rooms
Octave-band center frequency (Hz) ..........................5001000200040008000
Sound pressure level (dB) ..........................4040475762

1. Amendment filed 10-3-83; effective thirtieth day thereafter (Register 83, No. 41).

Note: Authority cited and Reference: Section 142.3, Labor Code.

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