The director shall cause to be prepared, and continuously maintained, a comprehensive plan for the development and operation of a statewide system of recreation trails. The plan, which shall be titled the California Recreational Trails System Plan, shall:
(a) Assess the present and future demand for trail-oriented recreation uses.
(b) Recommend an integrated and interconnecting system of trail routes designed to provide a wide range of recreational opportunities and to assure access and linkage to scenic, natural, historic, and recreational areas of statewide significance.