49 CFR 173.442 - Thermal limitations.

§ 173.442 Thermal limitations.
A package of Class 7 (radioactive) material must be designed, constructed, and loaded so that—
(a) The heat generated within the package by the radioactive contents will not, during conditions normally incident to transport, affect the integrity of the package; and
(b) The temperature of the accessible external surfaces of the loaded package will not, assuming still air in the shade at an ambient temperature of 38 °C (100 °F), exceed either—
(1) 50 °C (122 °F) in other than an exclusive use shipment; or
(2) 85 °C (185 °F) in an exclusive use shipment.

Title 49 published on 2014-10-01

no entries appear in the Federal Register after this date.

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