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題 名 | 臺大實驗林921後崩塌地治理工法的研究=The Study of Landslide Treatment Technique after 921 Earthquake at Experimental Forest of N. T. U. |
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作 者 | 賴彥任; 王亞男; 林添源; 沈介文; 曾建貴; 張振生; | 書刊名 | 國立臺灣大學生物資源暨農學院實驗林研究報告 |
卷 期 | 21:4=258 2007.12[民96.12] |
頁 次 | 頁337-347 |
分類號 | 436.19 |
關鍵詞 | 崩塌地治理工法; 921地震; 臺大實驗林; 區位; 坡度; Landslide treatment technique; 921 earthquake; Experimental forest of N. T. U.; Location; Slope; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究彙整臺大實驗林90~91年度共執行崩塌地整治工程143件相關資料,面積約227.36公頃,總經費達94,233,492元。治理方法則多屬於縱橫向截排水、打樁編柵、撒播與人工栽植等工法與其他工法組合治理,前4項組合共治理181.91公頃。 以區位而言若有重要保全對象區域,多因地制宜而施作不同配套工法,因此溪頭營林區治理成效較佳。另坡度分析顯示,隨坡度增加,遭受破壞的可能性有增加的趨勢;暴雨衝擊分析顯示,縱橫向截排水、打樁編柵、撒播與人工栽植等工法組合治理崩塌地仍無法承受極端性暴雨所造成的衝擊。區位、坡度以及暴雨的衝擊為工程構造物對於邊坡穩定治理成效評估之有效因子。 |
英文摘要 | This study collected 143 cases from 2001~2002 of landslide treatment at Experimental Forest of National Taiwan University. Total treated landslide areas were 227.36 ha, and total expenses were NTD94, 233, 492. Techniques in the treated areas were major in drainage of longitudinal and transverse, staking and wattling, seeds spreading, tree planting, which covered 181.91 ha. Different techniques based on site properties were applied at the important protected areas and the techniques used at Sitou tract were superior than those in others areas. According to slope analysis, steeper slope could cause serious damage. Techniques of using drainage of longitudinal and transverse, staking and wattling, seeds spreading, tree planting even could not protect landslide during extreme storm. Site location, slope and extreme storm impacts were the effective factors to evaluate the landslide treatment techniques for improving slope stability. |
本系統中英文摘要資訊取自各篇刊載內容。