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題 名 | 第四紀工程地質與邊坡問題之探討=Quaternary Engineering Geology and Earthwork Problems |
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作 者 | 陳家駿; | 書刊名 | 地工技術 |
卷 期 | 113 2007.09[民96.09] |
頁 次 | 頁17-24 |
專 輯 | 高速鐵路工程案例 |
分類號 | 442.5 |
關鍵詞 | 高速鐵路; 第四紀地層; 邊坡穩定; HSR; High speed rail; Quaternary strata; Slope stability; |
語 文 | 中文(Chinese) |
中文摘要 | 臺灣高速鐵路北段路線行經西部麓山帶地質區前緣,沿線經過地層主要屬第四紀地層,包括:卓蘭層、頭嵙山層、紅土礫石層等地層,岩層特性為形成年代尚輕,故膠結不良、易碎裂、易受風化作用影響岩體強度。而此段路線多以隧道、路塹等路工型式穿越各丘陵臺地,其間以路堤、高架橋連結;由於隧道洞口與路塹邊坡組成地質材料之故,衍生諸多大地工程問題。本文從過去發生之破壞案例,就沿線工程地質特徵加以說明,並嘗試探討各類邊坡穩定問題,並提出對此類邊坡爾後應注意之建議事項。 |
英文摘要 | The northern section of Taiwan HSR is located in the frontier of western foothills. Quaternary strata including Cholan Formation, Toukoshan Formation, and lateritic terrace deposits are predominantly distributed over this region. The nature of these formations is younger, poorly cemented, frangible, and strongly effected by weathering. Along this section there are so many cut-slopes and tunnels across foothills and tablelands, joined with embankments and bridges. Many existing problems of those slopes about geotechnique are associated with such geomaterials. This paper outlines the engineering geological characters with some accidents, and reviews related issues on slope stability. |
本系統中英文摘要資訊取自各篇刊載內容。