Laboratory Investigation of Fiber Bragg Grating Strain Sensors for Semirigid Base Asphalt Pavements

Table 4

Detailed experiment conditions.

Conditions	Values
Temperature (°C)	−20, −10, 5, 15, 30
Loading frequency sequence (hz)	20 (100 cycles), 10 (50 cycles), 5 (20 cycles), 2 (10 cycles), 1 (10 cycles), and 0.5 (10 cycles)