At East Portal, the most specialized buildings such as the compressor house, machine shop, and powder magazine, all located closest to the tunnel entrance toward the south, were demolished first. The most adaptable buildings continued to be used through the early 2000s as housing for workers who helped maintain the Moffat Tunnel. This solves the mystery for those trying to reconcile the buildings’ historic use and yet see a sizable, aged satellite dish outside of the cottages.