叶芦沟大桥主桥预应力混凝土箱系梁施工

Prestressed box beam construction of the main beam of Yelugou bridge

以叶芦沟大桥施工为例,介绍了混凝土箱系梁总体设计方案,阐述了临时结构的设计与实施及现浇箱系梁施工要点,提出了具体的施工控制措施。

Taking the work of Yelugou Bridge as example the integrated design plan of concrete box beam is introduced. According to the temporary structure its design and construction key points of cast-in-site collar beam are elaborated; at the same time practical measures are proposed for construction quality.