dailynewsAppalachian State residence hall implodes in seconds (with video)
It took about 12 seconds for bring down an 11-story dormitory that was built nearly 40 years ago at Appalachian State University. Contract Drilling and Blasting LLC used a series of blasts to cause Winkler Hall to implode over the weekend, WSOC reported. The university, which live streamed the implosion, may use the site for a new residence hall in the future.