Table 4 Mechanical properties of grout
Test block | Number | Compressive strength (MPa) | Compression elastic modulus (MPa) | ||
|---|---|---|---|---|---|
Experimental value | average | Experimental value | average | ||
SI grout | 1 | 1.94 | 1.93 | 65.65 | 64.89 |
2 | 1.86 | 63.26 | |||
3 | 1.98 | 65.78 | |||
S2 grout | 1 | 2.81 | 2.81 | 68.75 | 68.60 |
2 | 2.72 | 67.38 | |||
3 | 2.91 | 69.68 | |||
S3 grout | 1 | 5.64 | 5.41 | 188.5 | 184.06 |
2 | 5.32 | 182.3 | |||
3 | 5.27 | 181.4 | |||