THE PRINCIPLE SCOPE ELEMENTS ARE TO 1) REVIEW THE EXISTING DESIGN BASIS DOCUMENTS, 2) MODIFY THOSE PORTIONS OF THE DESIGN BASES WHICH HAVE CHANGED OR ADVANCED DURING THE PAST 20 YEARS, 3) DEVELOP A NEW DRAFT DESIGN BASIS DOCUMENT, AND 4) SHARE THE DRAFT WITH INDUSTRY PARTICIPANTS TO SOLICIT COMMENTS AND RECOMMENDATIONS TOWARD AN INDUSTRY CONSENSUS.