20m先张法预应力混凝土空心板病害治理分析
Analysis on Disease Treatment for 20 m Pretensioned Prestressed Concrete Hollow Slab
王亚峰1
作者信息
- 1. 中交基础设施养护集团宁夏工程有限公司,宁夏 银川 750000
- 折叠
摘要
20 m先张法预应力混凝土空心板被广泛应用于中等跨径的高速、国省干道桥梁上部结构上.文章通过分析不同桥梁加固方法在实际案例应用中的适用条件、优缺点,结合宁夏境内特定的桥梁,选择合理的上部结构病害治理组合方案,并就具体治理方案及后期检测养护进行阐述,以供参考.
Abstract
20 m pretensioned prestressed concrete hollow slab is widely used in the superstructure of medium-span expressway,national and provincial trunk road bridges.By analyzing the applicable conditions,advantages and disadvantages of different bridge reinforcement methods in practical case applications,combined with the specific bridges in Ningxia,this paper selects a reasonable combination scheme for the superstructure disease treatment,and expounds the specific treatment scheme and later detection and maintenance for reference.
关键词
20m先张法预应力混凝土空心板/桥梁裂缝/桥梁加固Key words
20 m pretensioned prestressed concrete hollow slab/bridge crack/bridge reinforcement引用本文复制引用
出版年
2024
NETL
NSTL
万方数据