(a) A truck-tractor/pole trailer combination with a total number of five (5) axles, no more and no less, transporting logs from their first point of severance to the location where they first undergo preparation for processing or processing is not required to have a permit under the following conditions:

1. (1) Logs being transported may extend past the rear of the pole trailer no more than twenty-five feet (25'), measured from the center point between the two (2) axles of the rear tandem axle group to the end of the logs extending furthermost from the rear of the pole trailer;
2. (2) The logs shall maintain a minimum clearance of two feet (2') above the surface of the roadway whether stationary or when traveling;
3. (3) During daytime movement, one (1) eighteen-inch red or fluorescent orange flag must be on each rear corner of the load; and
4. (4) During nighttime movement, one (1) steady burning red lamp must be mounted on each rear corner of the load.