Revitalization of the Hancock Observatory
In early 2013, Thornton Tomasetti (TT) partnered with colleagues at Montparnasse 56 (M56), who had recently purchased the 94th-floor observatory in Chicago’s iconic John Hancock Tower, with a plan to modernize and revitalize the experience for its visitors. The M56 plan involved gutting and modernizing the interior space and installing a unique attraction that would add an adventure element experience for guests. The concept of “tilting” patrons outside the footprint of the tower was pitched by M56 as a way to provide a one-of-a-kind thrill, taking full advantage of the Hancock Tower’s height and spectacular views of Chicago. …