제왕산의 정상부 좁은 곳에 축성되어 능선을 따라 서남부에서 동북으로 약 200m 정도이며 폭이 가장 넓은 곳이 30m를 넘지 않는다.
It was built in a narrow place at the top of Jewangsan Mountain, and it is about 200m from southwest to northeast along the ridge, and the widest place does not exceed 30m.