From: Annoyance and activity disturbance induced by high-speed railway and conventional railway noise: a contrastive case study
Stimuli
L Aeq
L p
L p-L Aeq
HR
20 ma
75.1
99.8
24.7
30 m
68.3
88.4
20.1
50 m
62.7
82.7
20.0
100 m
58.4
78.6
20.2
200 m
53.6
76.8
23.2
CR
20 m
76.0
84.6
8.6
71.3
81.7
10.4
64.4
11.6
58.6
70.9
12.3
53.9
67.8
13.9