1
后压浆施工技术规范
Technical Specification of Post Pressure Grouting
一、设计 design
1、对桩径 800mm桩长40m采用复式注浆法即桩端与桩侧注浆法。桩端与桩侧
各对称安装二根注浆管。
Double pressure grouting to be adopted for 800mm dia./40m long pile, i.e.
side and bottom grouting. Two grouting pipes shall be arranged for bottom and
side respectively.
2、注浆位置 grouting position :
1)桩端注浆:注浆花管应埋入终孔孔底下 100-300mm ,
Bottom grouting: grouting pipe should p