HUANGGANG, Dec. 17 (Xinhua) -- At the construction site of the Yanji Yangtze River Bridge, workers performed high-altitude operations nearly 200 meters above the river, with the Yangtze's waves flowing beneath them. The Yanji Yangtze River Bridge spans across the Huangzhou District of Huanggang City and Yanji Township in Ezhou City, Hubei Province.