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土的液化GeoHohai什么是液化?v初中物理:物质从固态(或气态)转化成液态的过程v权威定义(ASCE)Act or process of transforming any substance into a liquid.Committee on Soil Dynamics of the Geotechnical Engineering Division. (1978). ”Definition of terms related to liquefaction”, Journal of Geotechnical Engineering, ASCE, 104(GT9), 1197-1120.Act: 行为,主要是动作Process: 过程,主要是时间有关2GeoHohaiGeoHohaiGeoHohaiGeoHohaiGeoHohaiGeoHohaiGeoHohai消除液化的措施v1.地质年代v2.土中的粘粒含量v3.上覆非液化图层厚度和地下水位深度v4.土的密实程度v5.土层埋深v6.地震烈度和震级影响液化的因素v抗震4.3.6条、4.3.7条。9GeoHohai谢谢大家!欢迎批评指正!