A policeman stand guard beside an outsized casting and its cargo trailer falling down a bridge on No. 304 Provincial Highway, the Shuitao Village, Hongsibao District of Wuzhong City, northwest China's Ningxia Hui Autonomous Region, Feb. 10, 2013. According to local highway authorities, an overloaded truck carrying the outsized casting, with a gross weight of 100 tons, crushed the bridge with design load of only 55 tons when the truck tried to pass over it. (Xinhua/Wang Peng)