查詢結果分析
來源資料
頁籤選單縮合
題 名 | The Investigation of Landslides and Stability Analysis of Slopes Along the Roads in the Nan-Hwa Reservoir Watershed Area=南化水庫集水區內道路邊坡滑動調查及其穩定性分析 |
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作 者 | 王弘; 羅博全; 蔡光榮; 林金炳; | 書刊名 | 中國地質學會會刊 |
卷 期 | 39:4 1996.10[民85.10] |
頁 次 | 頁423-435 |
分類號 | 436.124 |
關鍵詞 | 邊坡滑動; 棄土; 夯實; 邊坡穩定; Landslide; Dumped soils; Compaction; Slope stability; |
語 文 | 英文(English) |
中文摘要 | 南化水庫位於臺南縣南化鄉,為臺灣省西南部重要的水資源工程。由於其集水區 內道路邊坡滑動履見,故本研究以其為主要研究區域。南化水庫集水區面積為 108.29 平方 公里, 域內共 36 條支流, 其主要道路計有平坑產業道路、關山產業道路、179 線、及臺 20 線。沿此四條主要道路調查得 43 處邊坡滑動及 24 處棄土場,棄土場乃於開闢 179 線 時供堆置棄土之用。 位於 179 線 10k+230m 處的棄土場被選定為主要試驗區,以探討泥岩 棄土的工程特性及棄土場的穩定性。 本研究包含現地調查及室內試驗兩大部分。現地調查包括棄土場地形測量,地質調查、現地 篩分析,現地密度試驗等。室內試驗則有夯實、壓密、直剪、三軸等試驗。 夯實試驗依 ASTM D698-A 或 AASHTO T99-A 規範進行,邊坡穩定則使用計算機程式 STABLE V 分析。試驗結果顯示泥岩棄土於相對夯實度 90 %至 95 %方可使棄土邊坡保持穩定。本 研究結果希望能提供臺灣省西南部泥岩地區內棄土及自然邊坡穩定評估的參考。 |
英文摘要 | The Nan-Hwa Reservoir, located at Nan-Hwa, Tainan County, is well recognized as an important hydraulic construction in southwestern Taiwan. The reservoir area is selected as the major study area in this project due to the occurrence of disastrous landslides there. The watershed of the Nan-Hwa Reservoir is 108.29 square kilometers in size with thirty-six creeks. The major traffic routes in the reservoir area are Pin-Ken Road, Kun-Sen Road, County Road 179 and Provincial Highway 20. Along the major roads, a total of 43 landslides and 24 disposal fields of dumped soils, resulting from the construction of Road 179, are investigated. The fields of dumped soils, located at 10k+230m on Road 179, is selected to explore the mechanical characteristics and stability of these wasted materials after being disturbed by human activity in the mudstone areas. The research mainly contains field tests and laboratory experiments. The field tests include surveys on disposal fields of dumped soil, geological investigations, field soil density determinations and sieve analyses of soils. In laboratory, soil compaction tests, consolidation tests, direct shear tests, tri-axial tests, and basic determenations of soil mechanical characteristics are conducted. Compaction tests in this research are based on the ASTM D698-A and the AASHTO T99-A method. Slope stability analyses are performed by use of the computer program STABLE V. The results show that the disturbed mudstone works satisfactorily in slope stabilities between 90% and 95% relative compaction. This study evaluates the stabilization of the dumped soils and the natural landslides of mudstones in southwestern Taiwan. |
本系統中英文摘要資訊取自各篇刊載內容。