All work to be done pursuant to the provisions of chapter 14 of Title 40 of the Revised Statutes (R.S. 40:14-1 et seq.), shall be by contract let to the lowest responsible bidder after advertisement for bids in accordance with the provisions of the "Local Public Contracts Law," P.L. 1971, c.198 (C.40A:11-1 et seq.).
N.J.S. § 40:14-6