Busan Hwangnyeong 3 Tunnel Road Construction Project has passed the government's preliminary feasibility study, and the project is proceeding in earnest.

One is Hwangnyeong 3 Tunnel Road Construction Project to construct a four-lane road (a total of 4.1 km including a 1.8 km tunnel and 0.8 km underpass) that connects Sinri three-way intersection in Yeonsan-dong, Yeonje-gu, Busan and Daeyeon-dong, Nam-gu. 

http://www.kookje.co.kr/news2011/asp/newsbody.asp?code=0200&key=20220824.99099006825