Safety-Related Steel Structures and Steel-Plate Composite Walls for Other Than Reactor Vessels and Containments

Özet

The U.S. Nuclear Regulatory Commission (NRC) is issuing Regulatory Guide (RG) 1.243, "Safety-Related Steel Structures and Steel-Plate Composite Walls for Other Than Reactor Vessels and Containments." RG 1.243 is a new guide that proposes guidance to meet regulatory requirements for safety-related steel structures and steel plate composite walls for other than reactor vessels and containments by endorsing with exceptions, the 2018 edition of ANSI/ANS N690-2018, "Specification for Safety-Related Steel Structures for Nuclear Facilities."