The following words and terms, when used in this subchapter, shall have the following meanings, unless the context clearly indicates otherwise. (1) Department--The Texas Department of Transportation including the Texas Turnpike Authority Division. (2) Executive director--The executive director of the department or his or her designee not below the level of district engineer, division director, or office director. For projects of the Texas Turnpike Authority Division of the Texas Department of Transportation, executive director means the Texas Turnpike Authority Board or the director of the Texas Turnpike Authority Division. (3) Improved portion--Any portion of the right of way that has been graded or to which surface material has been applied. (4) Median--The improved portion of the right of way of a divided highway either between opposing directions of travel or between the frontage road and the
main travel lanes. (5) State highway--A segment of the system of highways in the state included in a comprehensive plan prepared by the department's executive director under the direction and with the approval of the commission in accordance with Transportation Code, §221.001. (6) Telecommunications--A transmission, emission, or reception of signs, signals, writings, images, or sounds of intelligence of any nature by wire, radio, optical, or other electromagnetic systems.