ML17209A735

Anchor Darling Double Disc Gate Valve Industry Resolution Plan

ML17209A735
Person / Time
Site:	Nuclear Energy Institute
Issue date:	07/14/2017
From:	Nuclear Energy Institute
To:	Office of Nuclear Reactor Regulation
Shared Package
ML17209A734	List: ML17209A735 ML17209A736
References
Download: ML17209A735 (1)

Text

ANCHOR DARLING DOUBLE DISC GATE VALVE INDUSTRY RESOLUTION PLAN 7-14-2017 Summary of Resolution Plan NEI developed and is managing this plan to coordinate industry response, actions, and communications to address the resolution of the Anchor Darling DDGV issue. Industry-coordinated actions for assessing the population of installed valves susceptible to the identified condition, communicating industry guidance for identifying and resolving susceptible valves, gaining commitments from stations with valves requiring responsive actions, and investigating similar conditions for other valve types are key elements of the plan. The plan will include interaction with the NRC to achieve the following:

• Gain a greater understanding of the coordinated industry actions being taken to respond to this issue

• Communicate results of industry scope and the graded approach being taken

• Understand the specific commitment strategy for the industry in response to the Anchor Darling Part 21

• Participate in periodic communications and status updates of actions being taken across the industry

• Revise or augment the resolution plan to reflect new or changes in information Proposed Actions and Due Dates ACTION RESPONSIBLE PARTY DUE DATE

1. Issue revised Anchor Darling Double Disc Flowserve Completed (July 11, 2017)

Gate Valve Part 21

2. Coordinate electronic access to NRC to BWROG July 28, 2017 review BWROG Anchor Darling valve guidance document

3. Develop a plan for the analysis of industry NEI August 4, 2017 Anchor Darling valve information and communication of results.

4. Develop industry commitment response NEI August 4, 2017 strategy and communicate to NRC

5. Develop the basis for the update of Industry August 4, 2017 technical guidance in the BWROG document

6. Issue revision to the BWROG Anchor Darling BWROG August 31, 2017 valve guidance document

7. Distribute BWROG guidance document to BWROG August 31, 2017 the PWROG

8. Investigate the potential for similar Industry October 2017 conditions for other valve types or manufacturers

9. Determine the need to resurvey the industry NEI/Industry October 2017 to assess change in scope or actions resulting from application of the updated BWROG guidance 1