When anyone digs in Texas, whether planting a tree or digging the foundation of a skyscraper, there is a high probability of an underground utility line being within the site. Learn more www.texas811.org/dig ging-in-texas
Great reminder and a very smart thing to do. Also if you have a sprinkler system, be sure you know where the pipes are lined up. My neighbor was digging to plant a shrub and with the first swing of the pick, he hit the pipe.