[Code of Federal Regulations] [Title 49, Volume 2] [Revised as of October 1, 2005] From the U.S. Government Printing Office via GPO Access [CITE: 49CFR175.81] [Page 708] TITLE 49--TRANSPORTATION CHAPTER I--PIPELINE AND HAZARDOUS MATERIALS SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION PART 175_CARRIAGE BY AIRCRAFT--Table of Contents Subpart B_Loading, Unloading and Handling Sec. 175.81 Securing of packages containing hazardous materials. (a) Packages containing hazardous materials must be secured in an aircraft in a manner that will prevent any shifting in flight which would result in damage to or change in the orientation of the packages. (b) Packages containing Class 7 (radioactive) materials must be secured in a manner that insures that the separation requirements of Sec. Sec. 175.701 and 175.702 will be maintained at all times during flight. [Amdt. 175-25, 47 FR 54823, Dec. 6, 1982, as amended by Amdt. 175-47, 55 FR 52685, Dec. 21, 1990; 68 FR 61942, Oct. 30, 2003]