汶川地震宁强灾区中小学砌体结构房屋典型震害分析及抗震加固建议

Typical earthquake damage analysis and seismic strengthening suggestions for masonry building of primary and middle school in Ningqiang after Wenchuan earthquake

通过对汶川8.0级地震汉中宁强灾区中小学砌体教学楼的实地震害调查,结合中小学砌体建筑的抗震设计,分析受灾校舍的典型破坏特征和成因,提出相应的抗震对策和加固措施,并对灾后灾区校舍恢复重建及今后城镇中小学抗震设计提出建议。

Seismic disaster and damage of masonry buildings of the primary and middle school in the disaster area of Ningqiang in Hanzhong city caused by Wenchuan earthquake with Ms 8.0,were investigated and researched in detail by the authors.Based on the domestic seismic design of primary and middle school buildings,the typical seismic damage characteristic and causes of masonry buildings are analyzed.Then the relative earthquake resistance measures and strengthening methods are proposed.Furthermore,some suggestions are put forward for reconstruction and seismic design of rural primary and middle school buildings.