Tests and mechanical analyses on end cross beams of the three t type rigid frame Bridges, included in the extra large Dongguan Bei bridge on Guangzhou-Shenzhen Expressway, are carried out.
对广深高速东莞北特大桥中三座T构大桥的端横梁进行了检测及受力分析，并提出了相应的维修加固方案。
On basis of a prestressed concrete T-type rigid frame box girder bridge, the paper compares the advantages and disadvantages of different reinforcement options.
以某预应力混凝土T型刚构箱梁桥为背景，对采用不同加固方案的优缺点进行比选，最后从技术可行性和经济角度推荐采用碳纤维CFRP加固方案。
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