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.

RPV Upper Head Issues -- News and Correspondence for 2004

This page lists, in chronological order, general news and correspondence on RPV upper head issues for 2004.

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Date	Description
10/05/2004	Materials Reliability Program Generic Evaluation of Examination Coverage Requirements for Reactor Pressure Vessel Head Penetration Nozzles, Revision 1 (MRP-95R1 NP)
04/30/2004	Materials Reliability Program Probabilistic Fracture Mechanics Analysis of PWR Reactor Pressure Vessel Top Head Nozzle Cracking (MRP-105 NP)
04/30/2004	Materials Reliability Program Reactor Vessel Closure Head Penetration Safety Assessment for U.S. PWR Plants (MRP-110 NP)
04/30/2004	Materials Reliability Program, Resistance to PWSCC of Alloys 690, 52, and 152 in PWRS (MRP-111 NP)
02/23/2004	Semiannual Report - Status of Implementation of Davis-Besse Lessons Learned Task Force Report Recommendations Cover Letter Report
02/20/2004	Revised Order EA-03-009

Page Last Reviewed/Updated Thursday, July 16, 2020