
地层情况
地点(省):陕西
地点(市):西安
钻机型号: MXL-150D型锚固钻机
钻具配置:76钻杆
工艺类型: 旋喷锚索
施工工艺:旋喷锚索
地层情况:土层,有少量回填建筑垃圾等
施工角度(°):15
桩径(mm):300
孔深(m):13
施工效率(min):40
纯钻进时间(min):15

施工工艺
MXL-150D钻机一台,90高压泵一台
1、场地平整,按要求确定每根桩的位置;
2、钻机开到桩位,调整钻机平整度钻头对准桩位中心,撑好支腿;
3、安装76钻杆和钻头套上旋喷锚索,启动高压泵压力10Mpa,钻进施工;
4、进尺时注意返浆情况及防止锚索与钻杆缠绕,控制好进尺速度;
5、最后一根钻杆将高压泵压力调整到20兆帕,慢慢钻至孔底指定深度,拆除钻杆;
6、移机到下一个孔位。
——安曼钻机售服:李小朋


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