桥梁钻孔桩旋挖钻成孔施工工艺浅析

Analysis of Construction Technology of Bridge Bored Pile by Rotary Drilling

随着技术的发展旋挖钻机慢慢的进入到施工使用中来,它的优势非常的突出,工作面积小、使用比较灵活有很好的机动性,在公路桥梁的桩基施工中使用的越来越多了,随着技术的突破,在公路桥梁桩基施工中可能成为主流机型。文章结合工程实例,浅析钻孔桩旋挖钻机成孔的施工工艺和注意事项。

With the development of technology,rotary drilling rig has gradually entered the construction and use.Its advantages are very prominent.It has small working area,flexible use and good mobility.It is used more and more in the pile foundation construction of highway bridges.With the breakthrough of technology,it may become the mainstream model in the pile foundation construction of highway bridges.Combined with engineering examples,this paper analyzes the construction technology and precautions of drilling hole with rotary drilling rig for bored pile.