旋挖钻机在宁溧路高架桥桩基施工中的应用

Application of Rotary Drilling Rig in Pile Foundation Construction of Ningli Road Viaduct

南京宁溧路高架桥钻孔灌注桩采用旋挖钻机施工,该文简要介绍了旋挖钻机在钻孔灌注桩施工中的工艺,阐述了旋挖钻机在本工程不同地质情况下采用相应的施工技术,以及旋挖钻机施工中的质量控制措施和注意事项,在质量、进度和文明施工方面都取得了较好的效果。

The rotary drilling rig is used in the construction of the cast-in-situ pile of Nanjing Ningli Road Viaduct.The article briefly introduces the technology of rotary drilling rig in the construction of cast-in-site pile,sets forth the relative construction techniques of the rotary drilling rig used under the different geological conditions of this project,and the quality control measures and cautions in the construction by using the rotary drilling rig.In the result,the better effects are achieved in the aspects of quality,schedule and civilized construction.