§ 250. Acquisition by attorney general. Upon the receipt of such certification of approval the attorney general shall, in the name of the people of the state, acquire title to said toll bridge and its franchise rights in accordance with the provisions of the eminent domain procedure law for the acquisition of property for public purposes. When said court shall have determined the value of such toll bridge, the attorney general shall certify such determination to the comptroller and to the board or boards of supervisors of the county or counties wherein such toll bridge is situated. After the receipt thereof, upon a majority vote of the board or boards of supervisors, they shall adopt a resolution approving the purchase of said toll bridge under the provisions of this article and providing for the payment of the county's share thereof and thereupon shall transmit a certified copy of such resolution to the state comptroller. The acquisition and purchase of toll bridges under the provisions of this article shall be taken up and carried forward in the order in which they are finally designated as determined by the date of the receipt in each case of the certified copy of the approval by the commissioner of transportation.