本规程补充了ACI 351.4-14《基础和设备底座之间水泥灌浆安装规范》。本规程和ACI 351.4-14共同规定了供应、测试和安装非收缩水泥基灌浆材料的要求。本规程适用于安装在基础和设备及机械底座之间的非收缩水泥基灌浆材料，以及安装在基础和结构钢柱底座之间的非收缩水泥基灌浆材料。本规范对ACI 351.4-14的要求进行了修改和补充，用于供应、测试和安装非收缩水泥基灌浆材料。

This Practice supplements ACI 351.4-14, Specification for Installation of Cementitious Grouting between Foundations and Equipment Bases. Together, this Practice and ACI 351.4-14 provide requirements for supplying, testing and installing nonshrink cementitious grout materials. This Practice is applicable for nonshrink cementitious grout materials installed between foundations and equipment and machinery bases as well as nonshrink cementitious grout materials installed between foundations and structural steel column bases. The requirements of ACI 351.4-14, as modified and supplemented by this Practice, are adopted by this Practice for supplying, testing and installing nonshrink cementitious grout materials.