The Shanghai–Xi'an Expressway (Chinese: 上海—西安高速公路), designated as G40 and commonly referred to as the Hushaan Expressway (Chinese: 沪陕高速公路) is an expressway that connects the cities of Shanghai and Xi'an, Shaanxi. It is 1,490 km (930 mi) in length.
The expressway was completed after Chongqi Bridge opened to commercial traffic on December 24, 2011.