(a) The owner of a Class ``A'' structure shall:
(1) Install a sound signal that has a rated range of at least 2 miles; and,
(2) Operate the sound signal when the visibility in any direction is less than 5 miles.
(b) The District Commander may waive any requirements in paragraph (a) of this section if he or she finds that a structure is so close to other structures and so enveloped by the sound signals on other structures that it is not a hazard to navigation. [CGD 72-74R, 37 FR 13513, July 8, 1972, as amended by USCG-2001-10714, 69 FR 24984, May 5, 2004]
Subpart 67.25_Class ``B'' Requirements