However, it was decided that tramlines would be laid out in areas where no other means would be available, tramlines were planned to be laid out that started from the field practice forest administration building and reach to Nakayama along the river flow in the headwaters area of the Yura-gawa River.
しかし、やむをえない場所については軌道で整備されることとなり、演習林事務所から由良川源流に沿って中山に至る区間に軌道を敷設することが計画された。