Article 374 Cellular Metal Floor Raceways
Header. A transverse raceway for electrical conductors, providing access to predetermined cells of a cellular metal floor, thereby permitting the installation of electrical conductors from a distribution center to the cells.
- Where subject to corrosive vapor
- In any hazardous (classified) location, except as permitted by other articles in this Code
- In commercial garages, other than for supplying ceiling-outlets or extensions to the area below the floor but not above
Informational Note: See 300.8 for installation of conductors with other systems.