Should the boards of county commissioners fail to agree upon an equitable division of such roads or upon the expense of maintenance and construction of such roads after the division has been made, the Director shall be authorized to settle such disputes, when called upon to do so by the board of county commissioners of either county, and his decision in such cases shall be final and binding upon both counties.
Laws 1968, c. 415, § 623, operative July 1, 1968.