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Shortcomings of Asaoka method in the forecast of foundation settlement and its improvement
Author(s): 
Pages: 75-78,82
Year: Issue:  11
Journal: Geotechnical Investigation & Surveying

Keyword:  沉降预测 Asaoka方法 误差传递效应 时间间隔;
Abstract: 现有地基沉降预测模型多数是几何统计模型,参数意义不够明确,而Asaoka方程具有明确的理论基础,在工程中得到了广泛应用。针对实际应用中,Asaoka方程存在的两点不足:递推公式未考虑误差传递效应和对于等时间间隔沉降观测数据无法直接应用,对其进行了详细的分析,同时提出了相应的改进方法,建立了非等间隔Asaoka方法。将两种改进方法应用于实际工程中,结果显示两种改进方法是有效的。
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