Because the shear modulus of backfilled soil is less than that of the supporting soil, the experimentally obtained embedment factors are much little than that predicted by theory.

• 由于基础侧边回填土剪切模量小于基础底部土体剪切模量，所以同理论值相比试验得到的基础侧限埋深对基础阻抗影响系数相对较小。