预应力空心板加宽桥体外局部横向预应力加固探析  

Reinforcement of Vitro Part Transverse Prestressed in Widened Bridge Prestressed Hollow Slab

作　　者：刘振廷 孙潇 

机构地区：[1]驻马店市公路规划勘察设计院,河南驻马店463000

出　　处：《交通标准化》2013年第2期71-73,共3页Communications Standardization

摘　　要：新旧桥连接处旧桥边板单板受力后,可以采用局部横向体外预应力的方法增强其横向联系,提高桥梁荷载横向传递能力和整桥承载能力。After side board veneer force in the junction of the old and new bridge, we can adopt the method about vitro part transverse prestressed to enhance its lateral ties, which can improve bridge load transverse trans- fer capability and carrying capacity of the entire bridge.

关 键 词：预应力 加宽 加固 

分 类 号：U445.4[建筑科学—桥梁与隧道工程]