Document: NRC Regulatory Guide
Document ID: 1fd6c427-a283-44d1-b442-31901b507b4a
Document Type: regulatory_guide
Title: Acceptability of ASME Code Section III, Division 5, 'High Temperature Reactors' (Rev. 2)
Source: NRC Regulatory Guide Division 1
Source URL: https://www.nrc.gov/docs/ML2202/ML22026A517.pdf
Revision Date: 2023-05
Chapter: 
Section ID: RG-1.87
CFR Part: 
CFR Title: 

Content:
[7590-01-P] NUCLEAR REGULATORY COMMISSION [NRC-2021-0117] Acceptability of ASME Code Section III, Division 5, High Temperature Reactors AGENCY: Nuclear Regulatory Commission. ACTION: Supplement to draft regulatory guide; request for comment. SUMMARY: The U.S. Nuclear Regulatory Commission (NRC) is issuing for public comment supplemental information for draft regulatory guide (DG), DG-1380 (proposed Revision 2 to Regulatory Guide [RG] 1.87), “Acceptability of ASME Code Section III, Division 5, ‘High Temperature Reactors.’” This DG endorses, with conditions, the American Society of Mechanical Engineers (ASME) Boiler and Pressure Vessel Code (ASME Code) Section III, “Rules for Construction of Nuclear Facility Components,” Division 5, “High Temperature Reactors,” and Code Cases N-861 and N-862. On August 20, 2021, the NRC published DG-1380 requesting public comment. Since then, the NRC staff has reviewed Code Cases N-872 and N-898 for potential endorsement. This supplemental notice informs the public that the NRC staff is considering endorsement of these two additional Code Cases in the final RG 1.87 (Revision 2) and requests comments on the proposed endorsement and revisions. DATES: Submit comments by March 31, 2022. Comments received after this date will be considered if it is practical to do so, but the NRC is able to ensure consideration only for comments received on or before this date. ADDRESSES: You may submit comments by any of the following methods; however, the NRC encourages electronic comment submission through the Federal rulemaking website: 2 • Federal rulemaking website: Go to https://www.regulations.gov and search for Docket ID NRC-2021-0117. Address questions about Docket IDs in Regulations.gov to Stacy Schumann; telephone: 301-415-0624; email: Stacy.Schumann@nrc.gov. For technical questions, contact the individuals listed in the “For Further Information Contact” section of this document. • Mail comments to: Office of