Upon the filing of the plat and field notes, as provided in RCW
79.36.520, the land applied for and the valuable materials on the right-of-way applied for, and the marked danger trees to be felled off the right-of-way, if any, and the improvements included in the right-of-way applied for, if any, shall be appraised as in the case of an application to purchase state lands. Upon full payment of the appraised value of the land applied for, or upon payment of an annual rental when the department deems a rental to be in the best interests of the state, and upon full payment of the appraised value of the valuable materials and improvements, if any, the department shall issue to the applicant a certificate of the grant of such right-of-way stating the terms and conditions thereof and shall enter the same in the abstracts and records in its office, and thereafter any sale or lease of the lands affected by such right-of-way shall be subject to the easement of such right-of-way. Should the corporation, company, association, individual, state agency, political subdivision of the state, or the United States of America, securing such right-of-way ever abandon the use of the same for a period of sixty months or longer for the purposes for which it was granted, the right-of-way shall revert to the state, or the state's grantee.