This answer is based on the 2017 NEC. A. Exposed Type NM cable must closely follow the surface of the building [Sec. 334.15(A)]. Nonmetallic-sheathed cable must be protected from physical damage by ...
All questions and answers are based on the 2017 NEC. Underlined text indicates a Code change. Q. What are the NEC requirements for supporting and securing metal-clad (Type MC) cable? A. Type MC cable ...