【摘要】 嵌岩灌注桩的沉渣厚度是影响桩基桩端承载力的重要因素 ,深长大直径水下灌注桩的清孔 ,是施工过程的一个薄弱环节。本文通过某大桥主墩基础桩底周边混凝土的质量问题 ,介绍了问题的分析和处理措施。更多还原

【Abstract】 The thickness of detritus for inserted bored pile is an important factor influencing the bearing ca pacity of the pile end. For the deep and long large diameter under water bored pile, the hole cleaning is the weak point in construction In this paper, the quality problem of concrete around the pile bottom is analyzed and a treatment method was introduced through a case for piles of pier foundation of a bridge.更多还原