1　成果简介ＳＰ— 1型深层平板载荷试验装置是一套目前国内外测深最深、测试精度不受测深影响的深层平板载荷试验装置和该装置的测试操作规则及深孔成孔保直和保护孔壁稳定的工艺技术。主要为高层和超高层建筑地基基础设计提供深基础持力层和主要受力层天然地基土的载荷试验数 1 Introduction SP-1 deep plate load test device is a set of deep domestic and international depth of the deepest, the test accuracy is not affected by the sounding depth of the deep plate load test device and the device test rules and deep hole forging straightforward and Hole wall to protect the stability of technology. Mainly for high-rise and super high-rise building foundation design to provide deep foundation and the main bearing layer of natural foundation soil load test