Document: NRC Regulatory Guide
Document ID: 0ae1e098-eccd-43e7-b12e-43b05aa1fe48
Document Type: regulatory_guide
Title: Safety-Related Concrete Structures for Nuclear Power Plants (Rev. 3)
Source: NRC Regulatory Guide Division 1
Source URL: https://www.nrc.gov/docs/ML1617/ML16172A240.pdf
Revision Date: 2023-06
Chapter: 
Section ID: RG-1.142
CFR Part: 
CFR Title: 

Content:
will be deemed acceptable if they provide a basis for the findings required for the issuance or continuance of a permit or license by the Commission. Paperwork Reduction Act This RG provides voluntary guidance for implementing the mandatory information collections in 10 CFR Parts 50 and 52 that are subject to the Paperwork Reduction Act of 1995 (44 U.S.C. 3501 et. seq.). These information collections were approved by the Office of Management and Budget (OMB), approval numbers 3150-0011 and 3150-0151. Send comments regarding this information collection to the Information Services Branch (T6-A10M), U.S. Nuclear Regulatory Commission, Washington, DC 20555-0001, or by e-mail to Infocollects.Resource@nrc.gov, and to the OMB reviewer at: OMB Office of Information and Regulatory Affairs (3150-0011 and 3150-0151), Attn: Desk Officer for the Nuclear Regulatory Commission, 725 17th Street, NW Washington, DC20503; e- mail: oira_submission@omb.eop.gov. Public Protection Notification The NRC may not conduct or sponsor, and a person is not required to respond to, a collection of information unless the document requesting or requiring the collection displays a currently valid OMB control number. DG-1283, Page 4 B. DISCUSSION Reason for Revision This revision of RG 1.142 (Revision 3) was updated to endorse, with certain exceptions, American Concrete Institute (ACI) 349-13, “Code Requirements for Nuclear Safety-Related Concrete Structures and Commentary” (Ref. 11), except for Appendix D, “Anchoring to Concrete.” Appendix D to ACI 349-13 is addressed by RG 1.199, “Anchoring Components and Structural Supports in Concrete.” It also endorses a portion of ACI 359-15, “Code for Concrete Reactor Vessels and Containments (Ref. 12), related to mechanical splices. Background ACI 349-13 is based on ACI 318-08, “Building Code Requirements for Structural Concrete and Commentary” (Ref. 13), with modifications in ACI 349-13 to accommodate the requirements specific to nuclear