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Audiometric Test Rooms
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 S1.4-1971 (R1976), and to the Class II requirements of ANSI S1.11-1971 (R1976).
Table C-1 Maximum Allowable Octave-Band Sound Pressure Levels for Audiometric Test Rooms Octave-band center frequency (Hz)............... 500 1000 2000 4000 8000 Sound pressure level (dB)..... 40 40 47 57 62
NOTE: Authority and reference cited: Section 142.3, Labor Code.
1. Amendment filed 10-3-83; effective thirtieth day thereafter (Register 83, No. 41).