상추자도와 하추자도를 연결하는 길인데 1972년 추자다리가 건설되기 전에는 도선(渡船)으로 바다로 끊어진 사이를 이었다.
It is a road that connects Sangchujado Island and Hachujado Island, but before the Chuja Bridge was constructed in 1972, it was cut into the sea by a ferry.