摘要：武汉中央商务区黄海路（二期）工程，设有内支撑的基坑全长约217m，宽约为35～70m，深度约为0.5m～14.2m，维护形式采用钻孔灌注桩+内支撑、双排SMW托玛琳活水杯>漩涡混匀器工法桩+内支撑、放坡形式，内设一道钢筋混凝土内支撑，钢筋混凝土内支撑量截面为1000mm*1000mm、800mm*800mm。局部换撑。在拆除该内支撑结构时，采用了“条桶金刚石绳锯切割钢筋混凝土内支撑”的施工方法，取得了良好的效果。
Abstract： In the Huanghai Road （Phase II） project of Wuhan Central Business District， the foundation pit with internal support is about 217m in length，大理石清洗剂 35 ～ 70m in width and 0.5 ～ 14.2m in depth， the maintenance form uses bored pile + inner support， double row SMW method pile + inner support and grading form. There is a reinforced concrete inner support whose cross-section area is 1000mm*1000mm， 800mm*800mm. The support is changed in local part. In the removal of the inner support structure， it uses t
酒瓶盖
he construction method of "diamond wire saw cutting steel reinforced concrete support"， and it has achieved good results.
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