(a) From those counties and districts described in subsection (a), section three of this article, the Commissioner of the Division of Highways shall identify those public roads, highways and bridges used during the previous twelve-month period for transportation of quantities of coal in excess of fifty thousand tons or projected to be used for transporting quantities of coal in excess of fifty thousand tons during the ensuing year. The identification process shall include the following as to each discretely identifiable section of the public highway:
(1) The current condition of the public roads, highways and bridges;