AbstractSeismotectonic activity and slope instability are a permanent threat in the archaeological sit'/> Recognition of Earthquake-Induced Damage in the Abakainon Necropolis (NE Sicily): Results From Geomorphological, Geophysical and Numerical Analyses
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Recognition of Earthquake-Induced Damage in the Abakainon Necropolis (NE Sicily): Results From Geomorphological, Geophysical and Numerical Analyses

机译:识别Abakainon Necropolis(Ne Sicily)的地震诱导的损伤:地貌,地球物理和数值分析的结果

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AbstractSeismotectonic activity and slope instability are a permanent threat in the archaeological site of Abakainon and in the nearby village of Tripi in NE Sicily. In recent times, signs of an ancient earthquake have been identified in the necropolis of Abakainon which dating was ascertained to the first century AD earthquake. The site is located on a slope of Peloritani Mts. along the Tindari Fault Line and contains evidence for earthquake-induced landslide, including fallen columns and blocks, horizontal shift and counter slope tilting of the tomb basements. In this paper, we used an integrated geomorphological and geophysical analysis to constrain the landslide. The research was directed to the acquisition of deep geological data for the reconstruction of slope process and the thickness of mobilized materials. The applied geophysical techniques included seismic refraction tomography and electrical resistivity tomography. The surveys were performed to delineate the sliding surface and to assess approximately the thickness of mobilized materials. The geophysical and geomorphologic data confirmed the presence of different overlapped landslides in the studied area. Moreover, a numerical simulation of the slope under seismic loads supports the hypothesis of a mobilization of the landslide mass in case of strong earthquakes (PGA?>?0.3?g). However, numerical results highlight that the main cause of destruction for the Abakainon necropolis is the amplification of the seismic waves, occasionally accompanied by surficial sliding.]]>
机译:/ Abakainon的考古遗址和Ne Sicily的Tripi村的附近村。最近,在阿巴卡顿的墓地核查古老地震的迹象是在Ad地震的一世纪确定的约会。该网站位于Peloritani MTS的斜坡上。沿着Tindari断层线并包含地震诱导滑坡的证据,包括落下的柱和块,水平移位和墓地地下室的逆向倾斜倾斜。在本文中,我们使用了集成的地貌和地球物理分析来限制滑坡。该研究涉及采集坡度工艺重建和动员材料厚度的深层地质数据。所应用的地球物理技术包括地震折射断层扫描和电阻率断层扫描。进行调查以描绘滑动表面并评估动员材料的厚度。地球物理和地貌数据证实了研究区域中存在不同重叠的山体滑坡。此外,在抗震载荷下的斜率下的数值模拟支持在强烈地震(PGAα>0.3Ω)的情况下的滑坡质量动员的假设。然而,数值结果强调,Abakainon墓地破坏的主要原因是地震波的放大,偶尔伴随曲面滑动。 ]]>

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