首页|华南地区高速公路红黏土边坡土壤改良研究

华南地区高速公路红黏土边坡土壤改良研究

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针对华南地区高速公路红黏土边坡抗冲刷性差、水土流失严重、植物种子易流失等问题,通过正交试验,对基于W-OH的土壤改良方法和基于人造壤土的土壤改良方法进行分析,得到最优基材配比.提出两种改良方法的设计方案,并在惠清高速公路TJ5标现场应用,结果表明:两种土壤改良技术,均能有效提高红黏土边坡的土壤养分、根土复合体力学性能和抗蚀性.
Research on Soil Improvement of Red Clay Slope along Highway in South China
At the red clay slope along highway in south China,there exist poor scour resistance,severe water and soil erosion,plant seeds easy-to-lost and other problems.Hence orthogonal test was carried out to analyze the methods for soil improvement based on W-OH and based on artificial loam,and to get the optimal proportioning of base materials.Two design schemes of improvement were proposed,and applied to the section TJ5 of Huizhou—Qingyuan Highway.The result shows that the two techniques for soil improvement may increase the soil nutrient at the red clay slope,and the mechanical property and erosion resistance of the root-soil composite.

red clay slopesoil improvementdisease prevention and controlW-OHanti-erosion oil stabilizermanufactured soil conditionerecological protection

陈文豪、林森、张楠

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广东省路桥建设发展有限公司,广州 510420

广东省隧道工程安全与应急保障技术及装备企业重点试验室,广州 510420

广东华路交通科技有限公司,广州 510420

北京交通大学,北京 100044

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红黏土边坡 土壤改良 病害防治 W-OH 抗侵蚀固土剂 人造壤土剂 生态防护

2024

路基工程
中铁二局集团有限公司,西南交通大学,中铁二院工程集团有限责任公司

路基工程

影响因子:0.36
ISSN:1003-8825
年,卷(期):2024.(5)