Traffic Safety Commission: This commission shall consist of the county highway commissioner or a designated representative, the chief county traffic law enforcement officer or a designated representative, the county highway safety coordinator, and a representative designated by the county board from each of the disciplines of education, medicine and law and three (3) representatives involved in law enforcement, highways and highway safety designated by the secretary of transportation. The traffic safety commission shall meet at least quarterly to review traffic accident data from the county and other traffic safety related matters.