N.J. Stat. § 40:56-74
Notwithstanding any contrary provision of law, ordinance, code or regulation governing standards and specifications for street and sidewalk construction, a pedestrian mall or any street or sidewalk included in a special improvement district may be constructed of concrete, bricks, asphalt tiles, blocks, granite or such other materials and such combinations of materials as the governing body of a municipality shall approve, and the governing body of a municipality may in its discretion narrow any roadway to be kept and maintained in connection with any pedestrian mall or special improvement district, may cause any street vaults to be reconstructed or removed, may construct crosswalks at any point within a block as well as at the ends of blocks, and may cause the roadway to curve and meander within the limits of the street, regardless of the uniformity of width of the street or curve or absence of curve in the center line of such street, to enhance the usefulness and appearance of a pedestrian mall or special improvement district.
N.J.S. § 40:56-74