Vegetation shall not be used to support overhead conductor spans of _____ for temporary installations.
a) branch circuits
c) a or b
d) none of the above
See answer and applicable Code reference
The correct answer is: c) a or b
The general requirements for temporary installations can be found in Sec. 590.4 of the 2011 NEC. As noted in 590.4(J), "Cable assemblies and flexible cords and cables shall be supported in place at in