(615 ILCS 20/2) (from Ch. 19, par. 47b)
    Sec. 2. Any master, pilot or engineer, or any person acting in the capacity of a master, pilot or engineer, who wilfully obstructs any waterway in any manner set forth in this Act, shall be deemed guilty of a violation thereof, and shall upon conviction be punished as provided in Section 5 hereof.
(Source: Laws 1939, p. 515.)