New Jersey Statutes Title 27. Highways 27 § 14-46

The commissioner may improve and keep in repair any road, or section thereof, leading up to any institution, park or reservation maintained wholly by the state, and cause plans and specifications therefor to be made. Any such improvement shall be made in accordance with the provisions of this article and the payment of the cost of the improvement and the repair of such road after improvement shall be paid out of any appropriation made for the improvement and maintenance of roads authorized to be improved or maintained under this article, or for the repair of said roads, out of any moneys derived by the commissioner pursuant to any law. All such payments shall be made out of the state treasury, on the warrant of the comptroller, on bills duly approved by the commissioner.

Nothing in this article shall prevent the improvement or maintenance by the commissioner of any city street which leads up to any such institution, park or reservation.