Where an existing highway has been designated as or included within a freeway by the director, existing easements of access, light or air may be extinguished by purchase or by taking under eminent domain, in accordance with any existing method now exercised by the director in purchasing or taking land for highway purposes. Access to the freeway from any existing highway, road or street may be regulated and restricted by the director. Access to the freeway from any new highway, road or street shall be subject to the consent and approval of the director.
R.I. Gen. Laws § 24-10-3