Requests for Utility locates should be called in at least 3 days prior to commencing work for the installation or repairs of irrigation, water line, sewer line, driveways, fences or any other type of digging to be done to insure the safety of the workers, the general public, and the infrastructure. Contact Texas 811 (DIGTESS) (DIGTESS) at 800-344-8377 and they will notify all utilities to mark their lines accordingly.