[Code of Federal Regulations]

[Title 33, Volume 1]

[Revised as of July 1, 2005]

From the U.S. Government Printing Office via GPO Access

[CITE: 33CFR86.23]



[Page 219]

 

                TITLE 33--NAVIGATION AND NAVIGABLE WATERS

 

         CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY

 

PART 86_ANNEX III: TECHNICAL DETAILS OF SOUND SIGNAL APPLIANCES--Table 

of Contents

 

                         Subpart B_Bell or Gong

 

Sec. 86.23  Construction.



    Bells and gongs shall be made of corrosion-resistant material and 

designed to give a clear tone. The diameter of the mouth of the bell 

shall be not less than 300 mm for vessels of more than 20 meters in 

length, and shall be not less than 200 mm for vessels of 12 to 20 meters 

in length. The mass of the striker shall be not less than 3 percent of 

the mass of the bell. The striker shall be capable of manual operation. 

Note: When practicable, a power-driven bell striker is recommended to 

ensure constant force.