雷沃FR630D旋挖钻机采用进口卡特底盘,最大钻孔直径2500mm,最大钻孔深度85m;整车安装了钻孔垂直度和深度监控彩色监视显示器,工作装置压力显示仪、主卷扬过卷、油温、水温等多种报警装置,工作状态上车定位功能……多种先进的设计理念和人性化设计方案,满足了客户操纵舒适,性能稳定的要求;同时,双动臂变幅机构、动力头多档控制等技术,使雷沃FR630D旋挖钻机实现了高稳定、高效率的工作状态,提升了施工的便捷性。
重庆大渡口钓鱼嘴公租房施工地区属削山回填洼地,回填深度达到35m左右,回填土中含有大量的岩块和建筑垃圾(混凝土块、砖块等),直径在30~60cm之间,局部可达到100 cm。钻孔灌注桩设计桩径为1.0 m,桩深为30~35 m。现场使用的钻机均为30吨米以上机型,其中雷沃FR630D旋挖钻机就有3台。
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