Location: Guangzhou
Construction date: 2008 -2015 January
As an important access (T13 planning road) connecting Haizhuqu District and Liwan District across Pearl River, Guangzhou Zhoutouju tunnel Project starts at the intersection of Hualei road and Huadi Avenue, end at the intersection of T13 road and Baogang Avenue with a length 3253.034m.  the immersed tunnel section consists of 4 tunnel unit with a total length of 340m.Those units are jointed by hydraulic pressure connection method of flexible joint and steel cables, whose closure joint is connected between E3 and E4 unit underway.
Project features:Zhoutouju tunnel is the first tunnel connecting Fangcun and Haizhu crossing the Pearl River tunnel, its opening will greatly improve the local traffic condition.