Traffic signals shall be placed at such height as to be plainly visible to approaching traffic at a distance of at least one hundred and fifty feet from the intersection, and shall, if within the curb line and operated by electricity, be placed at a height of from eight to ten feet above the pavement. If on bracket, mast arm or cable, the signal shall clear the pavement by fourteen feet and six inches.

Amended by L.1948, c. 422, p. 1660, s. 1.