PRA standard for Advanced Non-Light Water Reactors just issued

February 9, 2021, 7:03AMNuclear News

ANSI/ASME/ANS RA-S-1.4-2021, “Probabilistic Risk Assessment Standard for Advanced Non-Light Water Reactor Nuclear Power Plants,” has just been issued. Approved by the American National Standards Institute (ANSI) on January 28, 2021, this joint American Society of Mechanical Engineers (ASME)/American Nuclear Society (ANS) standard sets forth requirements for probabilistic risk assessments (PRAs) used to support risk-informed decisions for commercial nuclear power plants and prescribes a method for applying these requirements for specific applications.

ANSI/ANS-RA-S-1.4-2021 and its preview are available in the ANS Standards Store.

To continue reading, log in or create a free account!

Related Articles

Dow gets EA/FONSI for Seadrift project

May 20, 2026, 7:18AMNuclear News

At the end of April, TerraPower announced that it had officially begun construction on its Natrium power plant in Kemmerer, Wyo.—one of the two full-scale demonstration projects in the...

Nuclear EOs: One year later

May 22, 2026, 12:46PMNuclear News

This Saturday, May 23, will mark one year since President Trump issued four executive orders (EOs) that sought to implement sweeping changes across the U.S. nuclear industry. From regulatory...