FISCAL YEAR 1990 DEPARTMENT OF ENERGY AUTHORIZATION (Nuclear Fission) HEARING BEFORE THE SUBCOMMITTEE ON ENERGY RESEARCH AND DEVELOPMENT OF THE COMMITTEE ON SCIENCE, SPACE, AND TECHNOLOGY HOUSE OF REPRESENTATIVES ONE HUNDRED FIRST CONGRESS For sale by the Superintendent of Documents, Congressional Sales Office F21 1989 a S3935 vol.6 COMMITTEE ON SCIENCE, SPACE, AND TECHNOLOGY ROBERT A. ROE, New Jersey, Chairman GEORGE E. BROWN, JR., California DAVE MCCURDY, Oklahoma NORMAN Y. MINETA, California TIM VALENTINE, North Carolina RICHARD H. STALLINGS, Idaho ROBERT S. WALKER, Pennsylvania CLAUDINE SCHNEIDER, Rhode Island DON RITTER, Pennsylvania SID MORRISON, Washington RON PACKARD, California ROBERT C. SMITH, New Hampshire D. FRENCH SLAUGHTER, JR., Virginia JACK BUECHNER, Missouri CONTENTS Page Opening statement of Hon. Sid Morrison, ranking Republican member, Subcommittee on Energy Research and Development...... Ms. Mary Ann Novak, Acting Assistant Secretary for Nuclear Energy, U.S._Department of Energy, accompanied by Jerry D. Griffith, Associ- ate Deputy Assistant Secretary for Reactor Systems Development and Victor Stello, Jr., Executive Director for Operations, U.S. Nuclear Regula- tory Commission, accompanied by Robert Bernero, Director, Office of Nuclear Materials Safety and Safeguards; Thomas King, Chief, Ad- vanced Reactor and Generic Issues Branch, Office of Nuclear Regula- tory Research; Les Rubinstein, Assistant Director for Region IV Reac- Dr. Michael K. Korenko, manager, advanced reactor development, Wes- tinghouse Hanford Co., Hanford Engineering Development Laboratory, |