Woosung Road - Wikipedia. The Woosung Road or Railway was a 19th-century, 2 ft 6 in (762 mm) narrow-gauge passenger railway in Shanghai, China, between the outskirts of the American Concession in the modern town's Zhabei District and Wusong in Baoshan District.Surreptitiously conceived and constructed, it ran for less than a year before it was purchased and dismantled by the Qing viceroy …