of MS Carmen deck 1 (Lower)
- All staff and crew cabins, along with the crew lounge/dining facility and machinery room (propulsion system) are located after the crew cabins.
- Cruise cabins from 100 to 111, all of which are Porthole Staterooms (category TL) each with 2 non-opening square windows (half-height, at water level).
- The elevator and midship stairs connect to Main Deck above.
- On the service deck below are boat’s fuel tanks, water-treatment plant, water storage areas (fresh-water and ballast-water tanks).