Section 64.11 - Design of MPTsAn MPT must be designed-
(a) In accordance with Section VIII of the ASME BPVC (incorporated by reference; see § 64.2 ) and this subpart;(b) With a maximum gross weight of 55,000 pounds;(c) To hold a liquid cargo that has a vapor pressure of 43 pounds per square inch absolute (psia) or less at a temperature of 122 °F;(d) With a minimum service temperature of 0 °F or higher;(e) With a maximum allowable working pressure of not less than 20 pounds per square inch gauge (psig) but not more than 48 psig; and(f) To withstand dynamic loading conditions applied simultaneously.CGD 84-043, 55 FR 37410, Sept. 11, 1990; 55 FR 40755, Oct. 4, 1990