The use of noise measurement systems that are more extensive or technically improved over those specified herein is encouraged, particularly at airports where a major noise problem requires more comprehensive noise monitoring, for example, to monitor noise abatement flight procedures. Airports contemplating the acquisition of such monitoring systems may apply to the department for exemptions from specific monitoring requirements set forth in this subchapter.
Cal. Code Regs. Tit. 21, § 5049
Note: Authority cited: Section 21669, Public Utilities Code. Reference: Sections 21669- 21669.4, Public Utilities Code.