WASHINGTON, July 23 -- Nuclear Regulatory Commission has issued a proposed rule called: Alternative Method for Calculating Embrittlement for Steel Reactor Vessels.
The proposed rule was published in the Federal Register on July 23 by Carrie Safford, Secretary of the Commission.
Summary: The U.S. Nuclear Regulatory Commission (NRC) is denying a petition for rulemaking, dated August 19, 2019, submitted by Thomas A. Bergman on behalf of NuScale Power, LLC. The petition was docketed by the NRC on September 11, 2019, and was assigned Docket No. PRM-50-120. The petitioner requested that the NRC revise its regulations to add an alternative formula for calculating the mean value of the transition temperature shift described in American Society fo...