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yang quan xi huan gao su gong lu qiao han she ji yao dian
Author(s): 
Pages: 88-91
Year: Issue:  5
Journal: Highway

Keyword:  高速公路山区预制梁现浇箱抗震预应力;
Abstract: 山区高速公路由于受到地势及当地条件的影响,与平原高速公路的设计特点不同,设计时应考虑多方面的因素,提出经济合理的设计方案.项目设计区构造物众多,为保证施工质量,上部结构主要以预制梁为主.对于异形梁,当变宽较小时,可以通过调整翼缘长度来实现变宽,当变宽较大时,主要以采用预制梁为主.下部结构尽量减少使用独柱墩,以防止上部结构的侧翻.
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