work space

bgraham · June 3, 2006, 7:02pm

how long has the work space clearance been around?

jpope · June 3, 2006, 8:48pm

My 1940 edition of the NEC outlines “clearance requirements.” So I’d say, it’s been around awhile. . .

bgraham · June 3, 2006, 9:14pm

thanks Jeff, do you have any input on my loose neutral post?