This attachment to a letter dated 9/8/10 shows figures of shielded containers. See, Letter from DOE to EPA providing additional information about shielded containers.
You may need Adobe Reader to view files on this page. See EPA’s About PDF page to learn more.- Attachment included in 9/8/10 letter - Shielded Container Figures (PDF)(1 pg, 186 K, September 8, 2010)