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粤北山区某高速公路边坡滑塌处治措施研究

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文章针对粤北山区某高速公路路堑边坡滑塌,从地层岩性、强降雨、排水设施等方面分析了该边坡滑塌的原因.根据地勘结果进行稳定性分析,总体按照削方减载、强腰固脚、加强排水的原则,初步拟定3 种永久处治方案,并从施工风险、施工工期、结构耐久性、工程造价等方面进行比选.最终提出了一级宽平台方案,并结合抗滑桩、挡土墙、锚杆格梁植草防护、截排水设计等综合措施,达到了滑塌治理的目的.
Research on Treatment Measures for Slope Collapse of a Expressway in the Mountainous Area of Northern Guangdong Province
The reasons for the slope collapse of a highway cut in the mountainous area of northern Guangdong were analyzed from the aspects of geological lithology,heavy rainfall,drainage facilities,etc.Based on the geological survey results,stability analysis will be conducted,and three permanent treatment plans will be preliminarily formulated according to the overall principles of cutting and reducing loads,strengthening waist and feet,and strengthening drainage.Comparisons will be made from the aspects of construction risk,construction period,structural durability,and engineering cost.Finally,a first level wide platform scheme was proposed,combined with comprehensive measures such as anti-skid piles,retaining walls,anchor rod grid beam grass protection,and interception and drainage design,to achieve the goal of landslide control.

mountain highwayslope collapseformation mechanismstability analysis

谷利宙、李选

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中交第二公路勘察设计研究院有限公司,湖北 武汉 430056

中建三局第二建设工程有限责任公司,湖北 武汉 430056

山区高速公路 边坡滑塌 形成机制 稳定性分析

中交第二公路勘察设计研究院科技项目

KJFZ-2022-022

2024

工程技术研究
广州钢铁企业集团有限公司

工程技术研究

影响因子:0.081
ISSN:2096-2789
年,卷(期):2024.9(3)
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