塔式起重机基础不均匀沉降的原因分析及应对措施

Cause Analysis and Countermeasures for Differential Settlement of Tower Crane Foundation

上海市崇明区18-2期03A地块为大型商务区,其中2~#、3~#塔式起重机基础在建筑施工过程中出现了不同程度的沉降。针对此特殊情况,对产生不均匀沉降的原因进行分析,并采取了针对性的应对措施,最终改善了不均匀沉降的情况,使塔机得以正常运作,为施工现场提供了安全保障。

The 18-2 Phase 03A Plot in Shanghai Chongming District is a large-scale business district, in which the 2# and 3# tower crane foundations have different degrees of settlement during the building construction process. Aiming at this special situation, the causes of differential settlement were analyzed and the targeted countermeasures were taken. In the end, the differential settlement was improved, so that the tower crane can operate normally and provide safety guarantee for the construction site.