On Sat, 8 Oct 2011 10:34:40 -0700 (PDT), David E. Powell wrote:

UPDATED Wednesday 9/21. No radioactivity was found in either of the
bases. Method of attack still unknown. Damage is so extreme there will
be no effort to access them. Scroll to bottom of article for more.

Given lack of radioactivity or extreme chem/bio hazard, no reason not
to try. Even the dynamited Nordhausen complex was re-entered years
later.

If you have the security clearance, let's get together and do so.