软土结构性对基坑开挖及邻近地铁隧道的影响
王灿,凌道盛,王恒宇
Influence of soft clay structure on pit excavation and adjacent tunnels
Can WANG,Dao-sheng LING,Heng-yu WANG
表 2
不同结构性土的压缩性指标
Tab.2
Compressibility indexes of different structural soils
土样
α
1-2
/MPa
−1
E
s1−2
/MPa
C
c
原状土
0.833
2.487
0.278
w
c
=2.0%
0.837
2.466
0.279
w
c
=1.5%
0.893
2.286
0.298
w
c
=1.0%
1.006
2.004
0.335
w
c
=0.5%
1.065
1.854
0.355
重塑土
1.095
1.744
0.365