Explore details about location 옥현지하차도 (Okhyeon Underpass). 옥현지하차도 (Okhyeon Underpass) is a location situated within the 울산광역시 alongside other areas such as 울산고속도로 (Ulsan Expressway), 구교로 (Gugyo-ro), 덕하로 (Deokha-ro). Additionally, some smaller parts of 옥현지하차도 (Okhyeon Underpass) include specific areas like 웅촌로 (Ungchon-ro), 남부순환로 (Nambusunhwan-doro), 청량로 (Cheongryang-ro) adding to the diversity of its landscape.