Chapter 3 - Wiring Methods and MaterialsRaceway / Wireway
Wireway fill, conductor count, splices, and industrial/commercial use.
Search keywords: wireway, gutter, auxiliary gutter, fill
Reference rule: This card is a field index/bookmark, not the full NEC article text. Verify exact language, exceptions, tables, and local amendments against your licensed 2020 NEC and the AHJ.