The court upon proof that the judgment, together with costs, has been paid to the person entitled thereto, or has been paid into court, shall enter an order that the board shall have the right at any time thereafter to take possession of or damage the property in respect to which such compensation shall have been so made or paid into court as aforesaid, and thereupon the title to any property so taken shall be vested in fee simple in the public as a water highway.
RCW 91.08.260