- Scene: interior mechanical/storage room.
- Major object: large horizontal cylindrical storage tank on saddle supports (occupies most of room).
- Labels/markings on tank:
  - NFPA 704 hazard diamond placard visible (blue/red/yellow/white).
  - Rectangular inspection/identification label (partially legible; text not fully readable).
  - Several small circular stickers/decals.
- Piping and controls:
  - Overhead pipe network with red valves/fittings.
  - Vertical vent/exhaust stack on right side.
- Access features:
  - Open door with closer and push bar.
  - Short descending step/stair with white handrail leading into room.
- Floor/ceiling: painted concrete floor; exposed ceiling piping and supports.