The result testifies that compaction under reamed bored piles obtain good results under the same geological conditions, such as increasing pile bearing capacity up to 75.3% and reducing settlement and pile length.

• 结果表明，在同等工程地质条件下挤扩支盘桩提高承载力可达75.；3%25，并能减少沉降和缩短桩长，具有良好的经济效益。