N.J. Stat. § 27:16-68
Sections 27:16-54 to 27:16-67 of this title shall not be construed as in substitution or in lieu of the authority and method of procedure set forth in sections 27:16-43 to 27:16-53 of this title, but as vesting in the board of chosen freeholders additional and alternative authority for acquiring real estate or any right or interest therein for road or highway purposes, and shall also be construed to apply to the acquisition of real estate or any right or interest therein for improvement of state highways under reimbursement agreement with the state highway commissioner.
Nothing in said sections 27:16-54 to 27:16-67 contained shall apply to any land or other property acquired for or devoted to any public use by any board, commission or agency of the state, or any municipality, county or county park commission, or any public utility as defined by section 48:2-13 of the title Public Utilities.
N.J.S. § 27:16-68