G8513_Pingliang-Mianyang_Expressway
G8513 Pingliang–Mianyang Expressway
Expressway in China
The G8513 Pingliang–Mianyang Expressway (Chinese: 平凉-绵阳高速公路), commonly referred to as the Pingmian Expressway (Chinese: 平绵高速), is an expressway in China that connects the cities of Pingliang, Gansu and Mianyang, Sichuan.
The Pingliang–Tianshui section includes the 9,650 m (6.00 mi) Guangshan tunnel through the Liupan Mountains.[1]