Alert

Due to a lapse in appropriations, the NRC has ceased normal operations. However, excepted and exempted activities necessary to maintain critical health and safety functions—as well as essential progress on designated critical activities, including those specified in Executive Order 14300—will continue, consistent with the OMB-Approved NRC Lapse Plan.

Draft Regulatory Guide DG-1108, "Combining Modal Responses and Spatial Components in Seismic Respons

July 17, 2001

MEMORANDUM TO:	William D. Travers Executive Director for Operations /RA/
FROM:	John T. Larkins, Executive Director Advisory Committee on Reactor Safeguards

SUBJECT:

DRAFT REGULATORY GUIDE DG-1108, "COMBINING MODAL RESPONSES AND SPATIAL COMPONENTS IN SEISMIC RESPONSE" -- PROPOSED REVISION 2

During the 484^th meeting of the Advisory Committee on Reactor Safeguards, July 11-13, 2001, the Committee considered draft Regulatory Guide DG-1108 and decided to review the proposed final version of this Guide after resolution of public comments. The Committee has no objection to issuing DG-1108 for public comment.

Reference

Memorandum dated May 31, 2001, from Michael E. Mayfield, Office of Nuclear Regulatory Research, to John T. Larkins, Advisory Committee on Reactor Safeguards, Subject: ACRS Review of Draft Regulatory Guide DG-1108, "Combining Modal Responses and Spatial Components in Seismic Response" -- Proposed Revision 2.

cc:	A. Vietti-Cook, SECY J. Craig, OEDO I. Schoenfeld, OEDO A. Thadani, RES M. Mayfield, RES K. Karwoski, RES

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