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陳 炯
(上海寶鋼設(shè)計研究院 201900)[提要] 在基坑工程中,忽視軟粘土結(jié)構(gòu)性造成的計算參數(shù)隨施工工法的可變性導(dǎo)致的事故不時發(fā)生。作者較全面地論述了軟粘土結(jié)構(gòu)性及基礎(chǔ)樁施工方式對軟粘土區(qū)基坑挖方性狀的影響以及引起的破壞現(xiàn)象,以期工程設(shè)計時恰當(dāng)?shù)乜紤]和預(yù)估這一重要影響因素,避免類似事故重演。
[關(guān)鍵詞] 軟粘土 結(jié)構(gòu)性 深基坑 基礎(chǔ)樁 施工工法It happens sometimes that ignoring convertibility of calculation parameters with construction methods due to structural character of clay causes slumping or excessive displacement of deep foundation pits.This paper discusses systematically effect of structural character of clay and construction methods of foundation piles on behavior of deep excavation in soft clay to consider and pre-estimate suitably the important effect of character of clay and avoid similar cases repeating in foundation pits engineering.
Keywords: soft clay; structural character; deep excavation; foundation piles; construction method