arch dam body

The causes of arisen crakes and fracture propagation are studied in this article. It also sums up the new technology at home and abroad and evaluates the measures of protecting the arch dam body.

分析了拱坝坝体裂缝的产生原因，并对目前国内外预防和处理拱坝裂缝的新措施、新技术进行较全面的总结和评价；

The technical difficulty in flood discharging energy dissipation of the Xiaowan arch dam body leads the world and its plunge pool optimization design is also a major difficult problem of the project.

小湾拱坝坝身泄洪消能的技术难度已达世界当前最高水平，其水垫塘的优化设计亦是工程中的一大难题。

It is indicated that the dynamic amplification of abutment rock body and dam-water-foundation interaction should be considered in the aseismatic stability analysis for high arch dam abutment.

指出高拱坝坝肩稳定分析应考虑坝肩岩体的动力放大和坝-地基-库水的动力相互作用，算例表明所提方法的实用价值。