Home > NRC Library > ADAMS Public Documents
Summary of CRGR Meeting 43 on 830810 in Bethesda,MD re Unresolved Safety Issue A-12, "Potential for Low Fracture Toughness & Lamellar Tearing in PWR Steam Generator & Reactor Coolant Pump Supports."
Accession Number: ML20090B556
Date Released: Saturday, October 26, 2024
Package Contents
The following links on this page are to Adobe Portable Document Format (PDF) files. To obtain a free viewer for displaying this format, see our Plugins, Viewers, and Other Tools.
- ML20090H017 - Summary of CRGR Meeting 43 on 830810 in Bethesda,MD re Unresolved Safety Issue A-12, "Potential for Low Fracture Toughness & Lamellar Tearing in PWR Steam Generator & Reactor Coolant Pump Supports." (8 page(s), 8/10/1983)
- ML20090H027 - Discusses proposed interim requirements for Generic Issue B-56, "Diesel Reliability." Proposed program establishes graded requirements w/0.95/demand as min desired reliability.Program description & background info encl. (3 page(s), 7/1/1983)
- ML20090G495 - Forwards info for CRGR review re proposed interim diesel generator reliability improvement program resulting from Generic Issue B-56.Resolution of comments from NRR divs outlined. (61 page(s), 4/8/1983)
- ML20090H033 - Forwards rept re priority ranking of generic safety issues. Deletion of low priority issues recommended.Comments requested. (4 page(s), 9/3/1982)
- ML20090B662 - Advises of extension of PNL technical analysis for Generic Issue B-56 to include question of value/impact significance if all operating plants required to improve diesel generator reliability to 0.99/demand. (2 page(s), 9/30/1982)
- ML20090D842 - Responds to 821209 memo re permissive time span within which onsite ac power should be operational to shut plant down following transient. (3 page(s), 2/9/1983)
- ML20090C312 - Submits requested assistance in determining frequency of diesel generator fast start surveillance testing by Tech Specs requirement.Range is one test per month to one per 6 months. (4 page(s), 2/4/1983)
- ML20090B555 - Discusses testing requirements for diesel generators,per ACRS Subcommittee on AC/DC Power Sys Reliability 820908 meeting w/NRC.Current testing requirement involving fast start & loading imposes severe stress & wear on engine. (1 page(s), 9/16/1982)
- ML20090E694 - Forwards Significant Operating Event Rept SOER 83-01 re diesel generator failures.Rept provides recommendations on preventive maint,testing,training & design.Proper warmup, loading & cooldown required to ensure engine reliability. (1 page(s), 3/10/1983)
- ML20090G502 - Summarizes changes made in program associated w/Generic Issue B-56, "Diesel Reliability," as discussed at 830519 briefing. (2 page(s), 6/20/1983)
