4.2 Noise level limits
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Statutory Documents - IMO Publications and Documents - International Codes - Noise Levels - Code on Noise Levels on Board Ships – Resolution A.468(XII) - Annex - Code on Noise Levels on Board Ship - Chapter 4 - Maximum Acceptable Sound Pressure Levels - 4.2 Noise level limits

4.2 Noise level limits

 Limits for noise levels (dB(A)) are specified for various spaces as follows:

Designation of rooms and spaces Ship size
1,600 up to 10,000 GT ≥10,000 GT

4.2.1 Work spaces (see 5.1)

Machinery spacesfootnote 110 110
Machinery control rooms 75 75
Workshops other than those forming part of machinery spaces 85 85
Non-specified work spacesfootnote (other work areas) 85 85

4.2.2 Navigation spaces

Navigating bridge and chartrooms 65 65
Look-out posts, incl. navigating bridge wingsfootnote and windows 70 70
Radio rooms (with radio equipment operating but not producing audio signals) 60 60
Radar rooms 65 65
4.2.3 Accommodation spaces
Cabin and hospitalsfootnote 60 55
Messrooms 65 60
Recreation rooms 65 60
Open recreation areas (external recreation areas) 75 75
Offices 65 60

4.2.4 Service spaces

Galleys, without food processing equipment operating 75 75
Serveries and pantries 75 75

4.2.5 Normally unoccupied spaces

Spaces referred to in section 3.14 90 90
Parent topic: Chapter 4 - Maximum Acceptable Sound Pressure Levels
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