Federal Register - February 2, 2021
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Fuente: Federal Register
Federal Register / Vol. 86, No. 20 / Tuesday, February 2, 2021 / Proposed Rules collections aspects of this rule by March 4, 2021. Comments received after these dates will be considered if it is practical to do so, but the NRC is able to ensure consideration only of comments received on or before these dates.
ADDRESSES: You may submit comments on the proposed rule, documents to be incorporated by reference, and related guidance by any of the following methods unless this document describes a different method for submitting comments on a specific subject:
Federal Rulemaking Website: Go to https www.regulations.gov and search for Docket ID NRC20170025. Address questions about NRC dockets to Dawn Forder; telephone: 3014153407;
email: Dawn.Forder@nrc.gov. For technical questions contact the individuals listed in the FOR FURTHER
INFORMATION CONTACT section of this document.
Email comments to:
Rulemaking.Comments@nrc.gov. If you do not receive an automatic email reply confirming receipt, then contact us at 3014151677.
Mail comments to: Secretary, U.S.
Nuclear Regulatory Commission, Washington, DC 205550001, ATTN:
Rulemakings and Adjudications Staff.
For additional direction on obtaining information and submitting comments, see Obtaining Information and Submitting Comments in the SUPPLEMENTARY INFORMATION section of this document.
FOR FURTHER INFORMATION CONTACT: Juan Lopez, Office of Nuclear Material Safety and Safeguards; telephone: 301415
2338; email: Juan.Lopez@nrc.gov; or Bruce Lin, Office of Nuclear Regulatory Research; telephone: 3014152446;
email: Bruce.Lin@nrc.gov. Both are staff of the U.S. Nuclear Regulatory Commission, Washington, DC 20555
0001.
SUPPLEMENTARY INFORMATION:
Executive Summary A. Need for the Regulatory Action The purpose of this regulatory action is to incorporate by reference into the NRCs regulations the latest revisions of three regulatory guides RGs currently in draft form for comment. This regulatory action is also incorporating by reference one NRC report, NUREG
2228, that is associated with a proposed conditon in one of the regulatory guides.
NUREG2228 was published for public comment on September 13, 2018 83 FR
46524. The three draft RGs identify new, revised, and reaffirmed Code Cases published by the American Society of Mechanical Engineers ASME, which the NRC has determined are acceptable for use as voluntary alternatives to compliance with certain provisions of the ASME Boiler and Pressure Vessel Code BPV Code and the ASME Code for Operation and Maintenance of Nuclear Power Plants OM Code currently incorporated by reference into the NRCs regulations.
B. Major Provisions The three draft RGs that the NRC
proposes to incorporate by reference are RG 1.84, Design, Fabrication, and Materials Code Case Acceptability, ASME Section III, Revision 39 Draft Regulatory Guide DG1366; RG 1.147, Inservice Inspection Code Case Acceptability, ASME Section XI, Division 1, Revision 20 DG1367; and RG 1.192, Operation and Maintenance OM Code Case Acceptability, ASME
7821
OM Code, Revision 4 DG1368. The NRC also proposes to incorporate by reference NUREG2228, Weld Residual Stress Finite Element Analysis Validation: Part IIProposed Validation Procedure, which provides the procedure for validating the weld residual stress analysis methodology associated with ASME Code Case N
847. This proposed action would allow nuclear power plant licensees and applicants for construction permits, operating licenses, combined licenses, standard design certifications, standard design approvals, and manufacturing licenses to use the Code Cases newly listed in these revised RGs as voluntary alternatives to engineering standards for the construction, inservice inspections, and inservice testing of nuclear power plant components. The NRC also notes the availability of a proposed version of RG 1.193, ASME Code Cases Not Approved for Use, Revision 7 DG
1369. This document lists Code Cases that the NRC has not approved for generic use and will not be incorporated by reference into the NRCs regulations.
The NRC prepared a draft regulatory analysis to determine the expected quantitative costs and benefits of this proposed rule, as well as qualitative factors to be considered in the NRCs rulemaking decision. The analysis concluded that this proposed rule would result in net savings to the industry and the NRC. As shown in Table 1, the estimated total net benefit relative to the regulatory baseline and the quantitative benefits outweigh the costs by a range from approximately $5.19 million 7-percent net present value to $6.20 million 3-percent net present value.
TABLE 1COST BENEFIT SUMMARY
Total averted costs costs Attribute
jbell on DSKJLSW7X2PROD with PROPOSALS
Undiscounted
7% Net present value
3% Net present value
Industry Implementation
Industry Operation
$0
5,100,000
$0
3,790,000
$0
4,470,000
Total Industry Costs
NRC Implementation
NRC Operation
5,100,000
430,000
2,460,000
3,790,000
420,000
1,820,000
4,470,000
420,000
2,150,000
Total NRC Costs
2,030,000
1,400,000
1,730,000
Net
7,130,000
5,190,000
6,200,000
The regulatory analysis also considered the following qualitative considerations: 1 Flexibility and decreased uncertainty for licensees
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when making modifications or preparing to perform inservice inspection or inservice testing; 2
consistency with the provisions of the
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National Technology Transfer and Advancement Act of 1995, which encourages Federal regulatory agencies to consider adopting voluntary
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