| Zones of use | Daytime hours 7:01-19:00 | Evening hours 19:01-22:00 | Nighttime hours 22:01-7:00 |
| Regions 1 and 2 | 55 dB(A) | 50 dB(A) | 45 dB(A) |
| Region 3 | 60 dB(A) | 55 dB(A) | 50 dB(A) |
| Region 4 | 65 dB(A) | 60 dB(A) | 55 dB(A) |
| Regions 5 and 6 | 70 dB(A) | 60 dB(A) | 60 dB(A) |