No matter if you’re a contractor, landscaper or “do-it-yourselfer,” 811 works for you! Smart digging means always calling 811 before any project to have your underground utility lines marked. Hitting an underground utility line while digging can cause serious injuries, disrupt service to entire neighborhoods, and potentially result in fines and repair costs. Plus, you really don’t want to be the person who prevents people from watching the Game of Thrones season 7 premiere. Learn more.