View all text of Subpart F [§ 179.400 - § 179.500-18]
§ 179.400-6 - Bursting and buckling pressure.
(a) [Reserved]
(b) The outer jacket of the required evacuated insulation system must be designed in accordance with § 179.400-8(d) and in addition must comply with the design loads specified in Section 6.2 of the AAR Specifications for Tank Cars (IBR, see § 171.7 of this subchapter). The designs and calculations must provide for the loadings transferred to the outer jacket through the support system.