If any provision of this Act is held invalid such provision shall be deemed to be excised from this Act and the invalidity thereof shall not affect any of the other provisions of this Act. If the application of any provision of this Act to any person or circumstance is held invalid it shall not affect the application to such persons or circumstances other than those as to which it is invalid. The provisions of this Act shall not be considered as impairing, altering, modifying, repealing or superseding any of the jurisdiction or powers of the Illinois Commerce Commission or of the Department of Natural Resources under the Rivers, Lakes, and Streams Act. Nothing in this Act or done under its authority shall apply to, restrict, limit or interfere with the use of any terminal facility or port facility owned or operated by any private person for the storage or handling or transfer of any commodity moving in interstate commerce or the use of the land and facilities of a common carrier or other public utility and the space above such land and facilities in the business of such common carrier or other public utility, without approval of the Illinois Commerce Commission and without the payment of just compensation to any such common carrier or other public utility for damages resulting from any such restriction, limitation, or interference.