Deck Number | Saucer Section | Deck Number | Secondary Hull | 1 | Main Bridge, Observation Lounge | - | - | 2 | Junior Officers' Quarters | - | - | 3 | Junior Officers' Quarters | - | - | 4 | Main Shuutle Bay, Cargo Bay | - | - | 5 | Science Labs & Residential Apts. | - | - | 6 | Transporter Rooms 1-4, Science Labs | - | - | 7 | Residential Apts. | - | - | 8 | Residential Apts. | 8 | Battle Bridge | 9 | Residential Apts.,Life Support | 9 | Docking Latches | 10 | Ten-Forward, Computer Core, Lifeboats | 10 | Emergency Batteries, Phaser Bank Support | 11 | Holodecks, Apts. | 11 | Life Support Equipment | 12 | Sickbay, Gymnasium | 12 | Science Labs | 13 | Residential Apts.,Life Support | 13 | Shuttle Bays 2 and 3 | 14 | Residential Apts. | 14 | Shuttle Bay Support, Transporters 6 & 7 | 15 | Maintenance | 15 | Science Labs | 16 | Captain's Yacht | 16 | Maintenance | - | - | 17 | Living Quarters | - | - | 18 | Living Quarters | - | - | 19 | Living Quarters | - | - | 20 | Living Quarters | - | - | 21 | Power Distribution | - | - | 22 | Engineering Support | - | - | 23 | Main Impulse Engines | - | - | 24 | Life Support | - | - | 25 | Photon Torpedo Launcher, Docking Port | - | - | 26 | Engineering Support | - | - | 27 | Deuterium(hydrogen)Pumps and Fill Port | - | - | 28 | Deuterium(hydrogen)Fuel Storage | - | - | 29 | Deuterium(hydrogen)Fuel Storage | - | - | 30 | Deuterium Injection Reactors | - | - | 31 | Science Labs | - | - | 32 | Living Quarters | - | - | 33 | Living Quarters | - | - | 34 | Environmental Support | - | - | 35 | Aft Photon Torpedo Launcher | - | - | 36 | Main Engineering, Geordi's Office | - | - | 37 | Environmental Support, Waste Management | - | - | 38 | Cargo Bays | - | - | 39 | Cargo Bays | - | - | 40 | Antimatter Injection Reactors | - | - | 41 | Antimatter Fuel Storage Pods | - | - | 42 | Antimatter Fuel Storage Pods, Fill Ports |