This section applies only to Baltimore County. A school bus driver shall pick up or discharge a student at a designated bus stop that is located along a public road or highway in a manner that does not require the student to walk across the public road or highway: If the student is an elementary school student and the public road or highway has a posted speed limit of 35 miles per hour or greater; and If the student is a secondary school student and the public road or highway has a posted speed limit of 40 miles per hour or greater. A public awareness campaign concerning school bus pick up and discharge shall be conducted by the Baltimore County Board of Education and the Transportation Department of the Baltimore County Public Schools, in conjunction with the Baltimore County Police Department, 1 month prior to the opening of school and during the first month of each school year.