The department shall review a county's application for a ferry franchise, together with any accounting data required by WAC 468-22-060(3). If the department finds that the ferry route(s) described in the application is/are not otherwise served by adequate transportation facilities; and that the proposed tolls and charges are consistent with the requirements of RCW 47.04.140(2) and 23 U.S.C. §129, it shall issue:

(1) A county ferry franchise for the operation of such route(s); and

(2) A toll certification, within sixty days of its receipt of the county's application.