使用改进的加权云模型,对具有丰富地下水的薄弱道建设的安全风险评估
Danjie Sheng1, Fei Tan2, Yu Zhang1
1Faculty of Engineering, China University of Geosciences, Wuhan, 430074, China.
Scientific reports
|May 9, 2025
概括
本研究引入了中国西部道的新风险评估模型.
科学领域:
- 地质技术工程 地质技术工程
- 道工程工程 道工程
- 风险评估 风险评估
背景情况:
- 中国西部的道经常遇到软的,富含水的岩石条件.
- 这些条件增加了对灾难的易感性,例如塌和水/泥涌入.
- 有效的风险管理对于这些环境中的安全道开采至关重要.
研究的目的:
- 开发和验证一个新的风险评估模型,用于软和富含水分的地质构成中的道.
- 在中国西部具有挑战性地形的道项目中提高安全性和可预测性.
- 为指导建筑和减轻风险提供一个实用的工具.
主要方法:
- 分析地质数据和在软,富含水分的岩石中挖掘历史道的案例.
- 根据地质,道特征和施工管理选择十个关键风险指标.
- 应用一种改进的组合权重方法,用于指标权重.
- 利用云模型用于风险水平可视化和评估系统开发.
主要成果:
- 建立了一个全面的风险评估层次和系统,用于软和富含水的周围岩石.
- 改进的组合权重方法确定了风险指标的最佳权重.
- 开发的模型已成功应用于中国西部的一条铁路道,并与实际条件保持高度一致.
- 该模型证明了其可靠性和适用于类似的道项目.
结论:
- 拟议的风险评估模型对中国西部的软道和富含水的道有效.
- 该模型为在具有挑战性的地质环境中施工和降低风险提供了有价值的指导.
- 这些发现证实了该模型的可靠性和广泛适用于类似的道道场景.
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