[Code of Federal Regulations] [Title 33, Volume 1] [Revised as of July 1, 2006] From the U.S. Government Printing Office via GPO Access [CITE: 33CFR117.39] [Page 547] TITLE 33--NAVIGATION AND NAVIGABLE WATERS CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY PART 117_DRAWBRIDGE OPERATION REGULATIONS--Table of Contents Subpart A_General Requirements Sec. 117.39 Closure of draw due to infrequent use. Upon written request by the owner or operator of a drawbridge, the District Commander may, after notice in the Federal Register and opportunity for public comment, permit the draw to be closed and untended due to infrequency of use of the draw by vessels. The District Commander may condition approval on the continued maintenance of the operating machinery.