Yuchang Highway is a section of Provincial Highway 30, started from Yuli, Hualien and ended in Changbin, Taitung. This highway passes through Hai'an Range from pacific coast to Huatung Valley.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/c/c4/TW_PHW30.svg/100px-TW_PHW30.svg.png)
The Yuchang Tunnel passes Hai'an Range and its length is 2660 metres.