Classroom Acoustics In The Social And Emotional Development Of Primary School Children
Table 1:
| No. crt. | Functional unit | The permissible limit of internal noise, expressed in dB(A) | Estimated noise disturbance level indB(A) |
| 1 | Amphitheatres, conference rooms | 30 | 85 |
| 2 | Classrooms, seminar rooms | 40 | 80 |
| 3 | Study rooms, libraries | 35 | 80 |
| 4 | Chancellor | 40 | 80 |
| 5 | Administrative Offices | 45 | 80 |
| 6 | Laboratory | 40 | 80 |
| 7 | Physical education and sports hall | 50 | 90 |
| 8 | Swimming pool | 50 | 90 |
| 9 | Sleeping group | 35 | 70 |