You will hear more noise from load mouths in the passageway than you will hear from the laundry.
SS Norway (12 times) '85 - '97; Radiance OS 06/01; Island Princess 11/04, Grand Princess 11/04/05, Golden Princess 7/21/06, Golden Princess 2/24/07, Explorer of the Seas 12/23/07, Island Princess 11/15/08
Location: A Southern Gentleman (Southern California)
The noise will be limited to the hours of operation, check with customer service to confirm the hours and further check the deck plans online to locate the facilities.
Second, you will be far more perterved, when a pair of drunk fools stumble down the corridore at 2:00 AM, while laughing and cracking stupid jokes and awaking you in there momet of deep sleep.