Shock and Vibration / 2016 / Article / Tab 2

Research Article

Combined Annoyance Assessment of Subway Train-Induced Structural Vibration and Ambient Noise

Table 2

Classification of annoyance grade.

GradeAnnoyance degreeRemark

F[0, 0.2)Near-nil annoyance
E[0.2, 0.4)Slight annoyance
D[0.4, 0.6)Mild annoyance
C[0.6, 0.8)High annoyance
B[0.8, 1)Extreme annoyance
A1Unbearable