New Jersey § 39:4-199

§ 39:4-199.

Local, county and State authorities, with respect to highways under their jurisdiction,

may erect and maintain appropriate official traffic signs not inconsistent with the

provisions of chapter 4 of Title 39 of the Revised Statutes, 1 on a highway or at an intersection where the movements of traffic are regulated and

controlled by traffic islands, traffic circles, channelizing islands, divisional islands,

safety zones, grade separations or other physical structures which have been erected

by such authority; and such authorities may erect and maintain railroad advance warning

signs and other appropriate official traffic signs where any such highway crosses

a railroad at grade. 1

N.J.S.A. § 39:4-1 et seq.