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Determining The Depth of The Virtual Impervious Boundary as Bedrock to Determine The Amount of Water Seepage | ||
Journal of Environment and Sustainable Mining | ||
دوره 2، شماره 1، خرداد 2024، صفحه 30-39 اصل مقاله (381.05 K) | ||
نوع مقاله: Original Research Paper | ||
شناسه دیجیتال (DOI): 10.22111/jesm.2024.47427.1012 | ||
نویسندگان | ||
Seyyed Amirasad Fatemi* 1؛ Mohammad Javad Azinfar2؛ Soheil Zaremotlagh3 | ||
1Mining Engineering Department, Engineering Faculty, University of Sistan and Baluchestan, Zahedan, Iran | ||
2University of Sistan and Baluchestan | ||
3Department of Mining Engineering, University of Sistan and Baluchestan, Zahedan, Iran | ||
چکیده | ||
Landslides are one of the severe natural catastrophic that occur continuously around the world. Water is usually known as one of the main drivers of landslide failure. Due to the difference between the bottom of the trench of the Karun IV power plant and the water level in the surrounding rivers, it is exposed to water seepage and slope instability. The studied structure consists of Limestone, Marly Limestone and Marl with permeability of 1 to 36 Lugeons. Seep/w software has been used to analyze the amount and force of water seepage. One of the key parameters for seepage analysis is the position and depth of the bottom rock, which is defined as the impermeable boundary of the model. Since there is no index impervious layer in the site, in this research a virtual impervious layer on the bottom of the model is considered as bedrock to analyze the water seepage. To find the depth of the impervious layer of the bottom, seepage analysis was performed with different depths of the virtual layer for a cross-section as a sample, and the results were analyzed. Using statistical analysis, the depth of the virtual impervious layer of the bottom which increasing its amount has no effect on the volume of seeped water, was 150 m. Also, after determining the depth of the virtual impermeable layer, analysis and seepage calculations were performed for all trenches based on the depth of the virtual impermeable layer of the bottom. | ||
کلیدواژهها | ||
Seepage؛ Flow net؛ Bedrock depth؛ Slope stability؛ Karun IV dam | ||
آمار تعداد مشاهده مقاله: 54 تعداد دریافت فایل اصل مقاله: 90 |