Locations

Leq

dB(A)

Hospitals

Private rooms, hospital wards, nurseries, surgical Centers, laboratories

Areas for public use

Services

35 - 45

40 - 50

45 - 55

Schools

Libraries, music rooms, drawing rooms

Classrooms and laboratories

Circulation areas

35 - 45

40 - 50

45 - 55

Hotels

Guest rooms

Restaurants, living rooms

Front office, reception desk, circulation areas

35 - 45

40 - 50

45 - 55

Homes

Bedrooms

Living rooms

35 - 45

40 - 50

Auditoriums

Concert halls, theaters

Conference rooms, cinemas, multipurpose rooms

30 - 40

35 - 45

Restaurants

40 - 50

Offices

Meeting rooms

Managers’ offices

Computer rooms

Office machinery rooms

30 - 40

35 - 45

45 - 65

50 - 60

Places of worship

40 - 50