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1100ft多长、设计难度大的曲线钢箱梁桥,是提高芝加哥运输局霍华德车场运输能力的关键工程。该车场存放往返于城市商业区环线至霍华德·圣北部边界地区的列车。不断增长的旅客运输有必要在高峰期间增开列车。相应地也必须扩大车场存放列车的容量和提高车场内部调
The 1100-ft long, difficult-to-design curved steel box girder bridge is a key project to improve the transportation capabilities of the Chicago Transit Depot’s Howard yard. The yard stores trains to and from the city’s business district ring road to the Howard North St. border. Growing Passenger Transport It is necessary to add trains during peak periods. Correspondingly, it is also necessary to expand the capacity of the depot to store trains and to increase the interior of the depot