[Code of Federal Regulations] [Title 49, Volume 3] [Revised as of October 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 49CFR193.2621] [Page 137] TITLE 49--TRANSPORTATION CHAPTER I--RESEARCH AND SPECIAL PROGRAMS ADMINISTRATION, DEPARTMENT OF TRANSPORTATION (CONTINUED) PART 193_LIQUEFIED NATURAL GAS FACILITIES: FEDERAL SAFETY STANDARDS-- Table of Contents Subpart G_Maintenance Sec. 193.2621 Testing transfer hoses. Hoses used in LNG or flammable refrigerant transfer systems must be: (a) Tested once each calendar year, but with intervals not exceeding 15 months, to the maximum pump pressure or relief valve setting; and (b) Visually inspected for damage or defects before each use.