(A) Where Run Across the Top of Floor Joists. Where
run across the top of floor joists, or within 2.1 m (7 ft) of
floor or floor joists across the face of rafters or studding, in
attics and roof spaces that are accessible, the cable shall be
protected by substantial guard strips that are at least as high
as the cable. Where this space is not accessible by permanent
stairs or ladders, protection shall only be required
within 1.8 m (6 ft) of the nearest edge of the scuttle hole or
(B) Cable Installed Parallel to Framing Members.
Where the cable is installed parallel to the sides of rafters,
studs, or floor joists, neither guard strips nor running boards
shall be required, and the installation shall also comply
Damaged cables due to foot traffic on the cables or improper protection can cause fires…always call it out and let the chips fall where they may.