Soil Improvement of EPBS Construction in High Water Pressure and High Permeability Sand Stratum

Table 6

Improved slump and permeability coefficient during construction.

Sample number	Permeability coefficient (×10^−6 cm/s)	Slump (cm)
1	2.41	14.7
2	1.84	16.3
3	2.58	13.1
4	1.75	14.0
5	1.92	17.6
6	2.96	15.2
7	2.22	13.7
8	2.25	15.8
9	1.60	14.2