Walton H. Rice Jr. has been appointed director of operations of the Inland Waterways Division (IWD), Pott Industries Inc., it was announced by Robert A. Labdon, senior vice president-operations of the division. Pott is a member of the Houston Natural Gas Corporation group of companies.

Mr. Rice joins the IWD from the Dundee Cement Company. His new position carries with it the responsibility for overall marine operations of Federal Barge Lines, Inc., United Barge Company, and their wholly owned subsidiaries.