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Further response to FOIA request for documents re IGSCC in spent fuel pools & pool assemblies.Forwards documents listed in App D.App D documents also available in PDR.App E documents withheld (ref FOIA Exemptions 4 & 5).

Accession Number: ML20105C070

Date Released: Sunday, November 8, 2020

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• ML20112G236 - Further response to FOIA request for documents re IGSCC in spent fuel pools & pool assemblies.Forwards documents listed in App D.App D documents also available in PDR.App E documents withheld (ref FOIA Exemptions 4 & 5). (4 page(s), 6/25/1984)
• ML20105C072 - Transfers responsibility for NRC action from Region III to Div of Licensing for facility crack indications in boric acid sys piping.NRR assessment of technical & safety aspects & IE assessment of generic implications requested. (4 page(s), 2/4/1983)
• ML20105C099 - Discusses Task Interface Agreement 83-14 re thin-wall pipe cracks in concentrated boric acid sys.Licensee adequately restored concentrated boric acid line to operable status. Plant permitted to resume power operations. (2 page(s), 8/8/1983)
• ML20105C066 - Forwards Task Interface Agreement 83-14 & minutes of 830208 meeting w/util re concentrated boric acid thin wall pipe cracks.Issue should be generic only for PWRs requiring boric acid sys to limit return to power during heat removal. (5 page(s), 8/2/1983)
• ML20112G277 - "Topical Rept on Exams of Portions of Reactor Bldg Spray Sys Piping From Arkansas Nuclear Plant 1." (29 page(s), 2/7/1975)
• ML20112G254 - Forwards "Topical Rept on Exams of Portions of Reactor Bldg Spray Sys Piping From Arkansas Nuclear Plant 1." Leaks due to IGSCC on inside of piping caused by chloride ion.Source unknown.Item could pose generic problem. (2 page(s), 2/7/1975)
• ML20112G289 - Informs of plant shutdown on 830128 due to inoperable boric acid line to safety injection line.Defects in line appear to be IGSCC.Cracking under investigation.Slide presentation for 830223 meeting encl. (46 page(s), 2/1/1983)