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題 名 | 檔土開挖之預壘排樁工法損鄰事件的原因探討與對策研究--高雄地區擋土開挖損鄰事件案例研究=The Causes and a Counterplot of Damaged Adjacent Buildings for Bored Piles Method in Excavation Case Study of Damaged Adjacent Buildings for Excavation in Kaohsiung |
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作 者 | 沈茂松; | 書刊名 | 土木水利 |
卷 期 | 25:4 1999.02[民88.02] |
頁 次 | 頁63-81 |
分類號 | 441.13 |
關鍵詞 | 預壘排樁工法; 偏移中心線; 漏漿瘦身; 擾動地盤; 水泥砂漿加飛灰; Bored piles method; Inclined away the centerline; Lost cement mortar and slender diameter; Disturbed soil stratum; Cement mortar to add to fly-ash; |
語 文 | 中文(Chinese) |
中文摘要 | 地下 10m 內之開挖常使用預壘排樁工法,但其因ヾ施工中偏離中心線致使排樁間 錯開,ゝ在 N ≦ 4 與ω≧ LL 之軟弱地盤之漏漿與瘦身,致使排樁間有孔洞產生,ゞ在 N ≦ 4 與ω≧ LL 之軟弱粘土沈泥與 N ≦ 10 之鬆砂地盤中,鑽掘排樁時擾動地盤,々排樁 中水泥砂漿加飛灰,致使早期強度不良,地下室過早開挖,致使排樁折斷等四大因素,造成 損鄰事件。 本文以實例解析,將預壘排樁工法損害鄰房之原因歸諸以上四點,並提出防治對策,希望能 對營建工程防災技術有所幫助。 |
英文摘要 | The bored piles method often be used to excavate underground opening in 10m. But by the four reasons of damaged adjacent buildings: (1) Bored piles inclined away the centerline and made the gaps between two piles when it was constructed. (2) Bored piles lost cement mortar and slender diameter in softly soil which N≦4 and ω≧LL, so it had gap between bored piles. (3) Bored piles disturbed the softly soil which N≦4 and ω≧LL and loose sand which N≦10 when it was constructed. (4) Bored pile's cement mortar to add to fly-ash, so its earlier strength was weaker. It may be to break if excavation to advance to an earlier hour. This paper summed up the bored piles method damaged adjacent buildings in above four reasons by analyzed real examples. We suggested a counterplot and expect to take some help in the techniques of constructed damage's prevention. |
本系統中英文摘要資訊取自各篇刊載內容。