Working staff check the condition of the Qingbaijiang Bridge of the Baocheng Railway in Chengdu, capital of southwest China's Sichuan Province, July 9, 2013. Affected by the rain-triggered floods, an iron barge hit the Qingbaijiang Bridge on Tuesday morning, causing damages to some sections of the bridge. The railway on the bridge has been open to traffic after examination. [Photo/Xinhua]