永定河
In the west section, Line 14 begins at on Yuanboyuan South Road, west of the Yongding River. The line crosses the river to Zhangyi Village and enters the 5th Ring Road. Going east on Fengtai South Road, Line 14 passes by the Fengtai Sports Center, enters the 4th Ring Road and continues eastward on Fengtai Road to on the Line 10 loop.