Accommodation space includes, sleeping, mess, hospital, recreational, toilet, washing and shower spaces, and corridors.
Source: Mobile Offshore Drilling Units, 46 CFR 107-109 (2013). Regulations
Accommodation spaces are those used for public spaces, corridors, lavatories, cabins, offices, hospitals, cinemas, games and hobbies rooms, pantries containing no cooking appliances and similar spaces. ‘Public spaces’ are those portions of the accommodation which are used for halls, dining rooms, lounges and similar permanently enclosed spaces.
Source: Rules and Regulations for the Classification of Mobile Offshore Units, Part 7, Safety Systems, Hazardous Areas and Fire, June 2013, Lloyd’s Register, Global Standards