In accordance with N.J.S.A. 40:67-16.9 et seq., the Mayor of the Borough of Glen Gardner is hereby authorized to provide by regulation, subject to the approval of the Commissioner of Transportation, for the closing of any street or portion thereof to motor vehicle traffic on any day or days or during specified hours on any day or days whenever he or she finds that such closing is necessary for the preservation of the public safety, health or welfare. Proper warning signs of such closing in any street or portion thereof shall be posted thereon during the time the same is closed.