[Code of Federal Regulations]

[Title 14, Volume 1]

[Revised as of January 1, 2006]

From the U.S. Government Printing Office via GPO Access

[CITE: 14CFR31.45]



[Page 763]

 

                     TITLE 14--AERONAUTICS AND SPACE

 

CHAPTER I--FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION

 

PART 31_AIRWORTHINESS STANDARDS: MANNED FREE BALLOONS--Table of Contents

 

                      Subpart D_Design Construction

 

Sec. 31.45  Fuel cells.



    If fuel cells are used, the fuel cells, their attachments, and 

related supporting structure must be shown by tests to be capable of 

withstanding, without detrimental distortion or failure, any inertia 

loads to which the installation may be subjected, including the drop 

tests prescribed in Sec. 31.27(c). In the tests, the fuel cells must be 

loaded to the weight and pressure equivalent to the full fuel quantity 

condition.



[Amdt. 31-3, 41 FR 55474, Dec. 20, 1976]