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珠海市南水镇金龙边坡变形破坏特征及稳定性评价

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边坡稳定性分析评价是边坡调查评价过程中一个不可或缺的环节.以珠海市金龙边坡为研究对象,分析了边坡的发育特征、影响因素、形成机制.在查明边坡岩土体出露及结构特征基础上,根据典型断面C、ϕ值反演分析及敏感性分析结果,确定金龙边坡岩土体物理力学参数,采用极限平衡法对金龙边坡进行稳定性分析评价.评价结果表明:金龙边坡在天然工况下处于欠稳定状态,在饱和及饱和+地震工况下处于不稳定状态.
Deformation failure characteristics and stability evaluation of Jinlong Slope in Nanshui Town, Zhuhai
The analysis and evaluation of slope stability is an indispensable link in slope investigation and evaluation. This article takes the Jinlong Slope in Zhuhai City as the research object to analyze its development characteristics, influencing factors, and formation mechanism. Through identifying the exposed and structural characteristics of the slope rock and soil, and based on the typical section C and φ Value inversion analysis and sensitivity analysis results, the physical and mechanical parameters are obtained of the rock and soil mass of the Jinlong slope. Then the limit equilibrium method is used to analyze and evaluate the stability of the Jinlong slope. The evaluation results indicate that the Jinlong slope lacks stability under natural conditions and is unstable under saturated and saturated+seismic conditions.

Jinlong sloperock bedding slopedevelopment characteristicsdeformation and failurestability evaluationZhuhai

赖波、江金进、江山、江宁、赵风顺

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广东省珠海工程勘察院,广东珠海 519000

金龙边坡 岩质顺层边坡 发育特征 变形破坏 稳定性评价 珠海市

珠海市城市地质调查(含信息化)项目

MZCD-2201-008

2024

城市地质
北京市地质矿产勘查开发局

城市地质

影响因子:0.505
ISSN:1007-1903
年,卷(期):2024.19(1)