Table 6
Computation of k
Duration/week
5 min
25 min
50 min
100 min
150 min
225 min
5 h
7.5 h
10 h
15 h
20 h
25 h
30 h
40 h
Duration/day
1 min
5 min
10 min
20 min
30 min
45 min
1 h
1.5 h
2 h
3 h
4 h
5 h
6 h
8 h
k dB(A)
27
20
17
14
12
10
9
7
6
4
3
2
1
0