Welcome Septic system problems stink! Not only are the odors embarrassing, but ignoring the problem can ruin your yard and your plumbing. Graves Excavating in Loudon, Tennessee responds quickly and efficiently, preventing further damage and future repairs. Our crew has years of experience dealing with repairs, drain field installations, and septic tank installations. We don't settle for anything less than your total satisfaction. Call today and see what we can do for you.