[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: 33CFR67.30-1] [Page 171] TITLE 33--NAVIGATION AND NAVIGABLE WATERS CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY PART 67_AIDS TO NAVIGATION ON ARTIFICIAL ISLANDS AND FIXED STRUCTURES --Table of Contents Subpart 67.30_Class ``C'' Requirements Sec. 67.30-1 Class ``C'' structures. Class ``C'' structures shall be the structures erected in an area where Class ``C'' requirements must be met.