Article 372 Cellular Concrete Floor Raceways
Header. Transverse metal raceways for electrical conductors, providing access to predetermined cells of a precast cellular concrete floor, thereby permitting the installation of electrical conductors from a distribution center to the floor 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.