This concrete deck girder bridge on Idaho State Highway 50 was constructed in 1966 to replace the 325 feet high rim-to-rim ...

and 54 feet high. The new design also improves the vertical alignment of the bridge approaches. Over the past two months, 32 girders, each weighing up to 44 tons, were installed. Workers used ...

and you are working up high above this ... close to the river." Once the girders are installed and welded, the next step is installing the rebar needed to pour a new bridge deck. "There'll be two ...

A worker erects a box girder at the construction site of a mega bridge in the Hebei section of the Xiong'an-Shangqiu high-speed railway in North China's Hebei province, April 27, 2025.