福州港马尾老码头维修加固和短索预应力技术

Matainance,Consolidation and Application of Pre-stress Technique of Bridle to the Old Mawei Wharf of Fuzhou Port

分析福州港马尾老码头经过二十多年的运行后存在的沉降、位移、梁板开裂等损坏情况 ,对码头安全性态进行检测与计算 ,提出维修加固的措施与对策。尤其是采用短索预应力新技术进行纵向连续梁抗剪加固 。

The damage conditions of settlement,replacement and beam-slab cracking of the old Mawei Wharf of Fuzhou Port appeared after the operation of more than 20 years are analyzed,the detection and calculation for the wharf safety are given;the measurement and countermeasure of maintenance and consolidation i.e. the new technique of bridle applying to shear tesistance consolidation for longitudinal continuous beam are proposed in the paper.This new technique has reached the desired result and can be spread and applied to the maintenance and consolidation of same type of high pile beam-slab wharf.