(1) Donations from private entities and funding or in-kind goods and services committed by the county proposing the unpaved road project shall equal at least fifty percent (50%) of the estimated total costs of the proposed unpaved road project.
(2) In-kind goods and services committed by the county may include without limitation labor, equipment use, materials, and services.
(3) The Arkansas Natural Resources Commission may award a grant to a county using funds available in the Arkansas Unpaved Roads Program Fund for up to fifty percent (50%) of the estimated total costs of a proposed unpaved road project.
(4) At least four percent (4%) of the funding obtained from the commission under this chapter shall be used to evaluate and assess the unpaved road project.