Research Article

Effect of Temperature Gradient on Compressive Strength and Strain Characteristics of Coarse-Grained Frozen Soil

Table 4

Parallel bond strength values for a temperature gradient of 0 to -5°C.

Pellet group temperature interval (°C)Normal bond strength (Pa)Tangential bond strength (Pa)Vertical position interval (m)

0, -0.50.05, 0.0625
-0.5, -1.00.0375, 0.05
-1.0, -1.50.025, 0.0375
-1.5, -2.00.0125, 0.025
-2.0, -2.50, 0.0125
-2.5, -3.0-0.0125, 0
-3.0, -3.5-0.025, -0.0125
-3.5, -4.0-0.0375, -0.025
-4.0, -4.5-0.05, -0.0375
-4.5, -5.0-0.0625, -0.05