[Code of Federal Regulations]
[Title 49, Volume 2]
[Revised as of October 1, 2002]
From the U.S. Government Printing Office via GPO Access
[CITE: 49CFR178.245-3]

[Page 841]
 
                        TITLE 49--TRANSPORTATION
 
 CHAPTER I--RESEARCH AND SPECIAL PROGRAMS ADMINISTRATION, DEPARTMENT OF 
                             TRANSPORTATION
 
PART 178--SPECIFICATIONS FOR PACKAGINGS--Table of Contents
 
              Subpart H--Specifications for Portable Tanks
 
Sec. 178.245-3  Design pressure.

    (a) The design pressure of a tank authorized under this 
specification shall be not less than the vapor pressure of the commodity 
contained therein at 115  deg.F., or as prescribed for a particular 
commodity by part 173 of this chapter, except that in no case shall the 
design pressure of any container be less than 100 psig or more than 500 
psig. When corrosion factor is prescribed by these regulations, the wall 
thickness of the tank calculated in accordance with the ``Code'' (see 
Sec. 178.245-1(a)) shall be increased by 20 percent or 0.10 inch, 
whichever is less.

    Note 1: The term design pressure as used in this specification is 
identical to the term MAWP as used in the ``Code'' (see Sec. 178.245-
1(a)).

    (b) [Reserved]

[29 FR 18972, Dec. 29, 1964; Redesignated at 32 FR 5606, Apr. 5, 1967, 
as amended by 66 FR 45387, Aug. 28, 2001]