a: Ensure the audio booth meets the standards provided in the Navy Industrial Hygiene Field Operations Manual (TM 6260.51.99-2, Chapter 5, Pages 5-13 to 5-17).
b: Ensure the audio booth meets the Certification requirements according to the
Navy and Marine Corps Public Health Center (NMCPHC) Technical Manual NEHC-TM 6290.91-2 Rev. B, dated May 2014, Chapter 5, Table 5-1, 5-2, 5-3, Page 5-14.
Specifically, the process for certification along with the maximum permissible ambient noise criteria inside the audio booth.