Document: NRC Regulatory Guide
Document ID: c458fb43-5ee6-4e14-a33d-808ec974115a
Document Type: regulatory_guide
Title: Instrument Lines Penetrating Primary Reactor Containment + HISTORY - HISTORY 09/2009 – DG-1225 , Proposed Revision 1 Prior to the issuance of Revision 1, RG 1.11 was entitled "Instrument Lines Penetrating Primary Reactor Containment (Rev. 1)
Source: NRC Regulatory Guide Division 1
Source URL: https://www.nrc.gov/docs/ML0909/ML090970530.pdf
Revision Date: 2023-06
Chapter: 
Section ID: RG-1.11
CFR Part: 
CFR Title: 

Content:
anced efficiency and effectiveness in using a common guidance document as the technical basis for license and design certification applications and other interactions between the NRC and its regulated entities. Conclusion Based on this regulatory analysis, the NRC staff recommends revision of Regulatory Guide 1.11. The staff concludes that the proposed action will enhance the overall efficiency of regulation implementation by providing guidance in a common format and without obsolete information. DG-1225, Page 7 REFERENCES1 1. 10 CFR Part 50, “Domestic Licensing of Production and Utilization Facilities,” U.S. Nuclear Regulatory Commission, Washington, DC. 2. 10 CFR Part 100, “Reactor Site Criteria,” U.S. Nuclear Regulatory Commission, Washington, DC. 3. ANSI N271-1976, “Containment Isolation Provisions for Fluid Systems,” American Nuclear Society, La Grange Park, IL, June 1976. 2 4. Regulatory Guide 1.141, “Containment Isolation Provisions for Fluid Systems,” U.S. Nuclear Regulatory Commission, Washington, DC. 5. Supplement To Safety Guide 11 (Regulatory Guide 1.11), “Instrument Lines Penetrating Primary Reactor Containment Backfitting Considerations,” U.S. Nuclear Regulatory Commission, Washington, DC. 1 Publicly available NRC published documents such as Regulations, Regulatory Guides, NUREGs, and Generic Letters listed herein are available electronically through the Electronic Reading room on the NRC’s public Web site at: http://www.nrc.gov/reading-rm/doc-collections/. Copies are also available for inspection or copying for a fee from the NRC’s Public Document Room (PDR) at 11555 Rockville Pike, Rockville, MD; the mailing address is USNRC PDR, Washington, DC 20555; telephone 301-415-4737 or (800) 397-4209; fax (301) 415-3548; and e-mail PDR.Resource@nrc.gov. 2 Copies of the non-NRC documents included in these references may be obtained directly from the publishing organization.