Investigation on Dynamic Stability of Cement-Stabilized Expansive Soil Subgrades Subjected to Repeated Heavy-Haul Train Loads

Table 8

Calculation parameters.

Test conditions	τd (kPa)	σ3 (kPa)	σs (kPa)	σm (kPa)	SRd	A (%)
f = 1 Hz, σ3 = 15 kPa, σd = 127.7 kPa	63.85	15	0	7.5	8.51	1.31
f = 1 Hz, σ3 = 15 kPa, σd = 165.7 kPa	82.85	15	0	7.5	11.05	1.68
f = 1 Hz, σ3 = 30 kPa, σd = 157.5 kPa	78.75	30	0	15	5.25	0.87
f = 1 Hz, σ3 = 60 kPa, σd = 182.3 kPa	91.15	60	0	30	3.04	0.47
f = 5 Hz, σ3 = 15 kPa, σd = 150.3 kPa	75.15	15	0	7.5	10.02	1.56