[Code of Federal Regulations] [Title 46, Volume 7] [Revised as of October 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 46CFR171.135] [Page 143] TITLE 46--SHIPPING CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY (CONTINUED) PART 171_SPECIAL RULES PERTAINING TO VESSELS CARRYING PASSENGERS--Table of Contents Subpart H_Drainage of Weather Decks Sec. 171.135 Weather deck drainage on a vessel of 100 gross tons or more. The weather deck must have freeing ports, open rails, and scuppers, as necessary, to allow rapid clearing of water under all weather conditions.