摘要
从一生料均化库库壁出现竖向裂缝的事故原因分析入手,在找出开裂原因后,介绍了几种加固方法,并对这些方法进行了比较分析,得出采用体外预应力加固是最优方案。然后从钢绞线的布置、锚固端的设置和施工的注意事项几方面进行了方案介绍。最后还对该加固工程实施后的效果进行了叙述。
This paper begins with cause analysis of an accident with vertical rift emerging on the wall of leveling stock of cement raw material. After finding out the causes it introduces several strengthening plans, and based on the comparative analysis of these strengthening plans it gets the best one that adopts external pre - stress strengthening. Next, this paper introduces such a plan in arrangement of pre - stressed end, installment of anchored end, and notice of construction, lastly, it sums up the effects after adopting external pre - stress strengthening plan.
出处
《江苏建筑》
2007年第B12期21-23,共3页
Jiangsu Construction
关键词
事故原因分析
方案选择
体外预应力加固
方案设计
施工
效果
cause analysis of the accident
choice of plans
external pre - pressure strengthening
plan design
construction effect