[Code of Federal Regulations] [Title 46, Volume 1] [Revised as of January 1, 2007] From the U.S. Government Printing Office via GPO Access [CITE: 46CFR38.20-5] [Page 506-507] TITLE 46--SHIPPING CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY PART 38_LIQUEFIED FLAMMABLE GASES--Table of Contents Subpart 38.20_Venting and Ventilation Sec. 38.20-5 Venting--T/ALL. (a) Safety relief valves on cargo tanks in barges may be connected to individual or common risers which shall extend to a reasonable height above the deck. An alternate arrangement consisting of a branch vent header system as required by Sec. 38.20-1 may be installed. In any case, the provisions of Sec. 38.20-1 (d) through (j) shall apply. (b) Arrangements providing for venting cargo tanks at sea on unmanned [[Page 507]] barges will be considered by the Commandant upon presentation of plans.