Code of Maryland Regulations
Title 10 - MARYLAND DEPARTMENT OF HEALTH
Part 3
Subtitle 21 - MENTAL HYGIENE REGULATIONS
Chapter 10.21.08 - Services for Mentally Ill Hearing Impaired Patients in Facilities
Section 10.21.08.05 - Requirements for the Acoustical Environment
Universal Citation: MD Code Reg 10.21.08.05
Current through Register Vol. 51, No. 19, September 20, 2024
The test tones listed in this regulation shall meet the allowable octave-band ambient noise levels which are noted in the following table taken from page 5 of the May 1985 ASHA journal:
| ------ | ||||
| Test frequency | 500 | 1000 | 2000 | 4000 |
| Octave-band cutoff | 300 | 600 | 1200 | 2400 |
| Frequencies | 600 | 1200 | 2400 | 4800 |
| ------ | ||||
| Octave-band level: Ear covered with earphone mounted in MX-41/AR cushion | 21.5 | 29.5 | 34.5 | 42 |
| Plus ASHA screening level | 20 | 20 | 20 | 20 |
| Resultant maximum ambient noise level allowable for ASHA screening | 41.5 | 49.5 | 54.5 | 62 |
Disclaimer: These regulations may not be the most recent version. Maryland may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
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