ML082530174

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Vermont Yankee July 2008 Evidentiary Hearing - Application Exhibit E3-08-VY, Page IV B1-6 of GALL Report, Vol 2
ML082530174
Person / Time
Site: Vermont Yankee Entergy icon.png
Issue date: 09/30/2005
From:
- No Known Affiliation
To:
NRC/SECY/RAS
SECY RAS
References
06-849-03-LR, 50-271-LR, Entergy-Applicnt-E3-08-VY, RAS M-308 NUREG-1801, Rev. 1
Download: ML082530174 (1)


Text

.1/Z-A-s /I _:ý,o e 0 z IV B1 REACTOR VESSEL, INTERNALS, AND REACTOR COOLANT SYSTEM Reactor Vessel Internals (BWR)

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rn CD Structure Aging Effect/ Further CD Environment Aging Management Program (AMP)

Item Link and/or Material Evaluation Mechanism Component 4 4

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IV.B1-13 IV.B 1.4-a Jet pump Nickel alloy; Reactor coolant Cracking/ stress Chapter XI.M9, "BWR Vessel Internals,"

assemblies stainless corrosion cracking, for jet pump assembly and (R-1 00) steel intergranular Thermal sleeve stress corrosion Chapter XI.M2, "Water Chemistry," for Inlet header cracking, BWR water Riser brace irradiation-assisted arm stress corrosion Holddown cracking beams Inlet elbow Mixing assembly Diffuser Castings IV.B1-14 IV.B1 .6-b Reactor vessel Stainless Reactor coolant Cumulative fatigue Fatigue is a time-limited aging analysis Yes, IV.B1I.3-b internals steel; nickel damage/ fatigue (TLAA) to be evaluated for the period of TLAA (R-53) IV.B1I.4-b components alloy extended operation. See the Standard IV.B1 .2-b Review Plan, Section 4.3 "Metal IV.B1 .5-b Fatigue," for acceptable methods for IV.B1.1-c meeting the requirements of 10 CFR 54.21 (c)(1).

IV.B1-15 IV.B1. Reactor vessel Stainless Reactor coolant Loss of material/ Chapter XI.M1, "ASME Section Xl No internals steel; nickel pitting and crevice Inservice Inspection, Subsections IWB, (RP-26) components alloy corrosion IWC, and IWD," for Class 1 components and Chapter XI.M2, "Water C/) Chemistry" for BWR water IV.B1-16 IV.B1. Steam Dryers Stainless Reactor coolant Cracking/ flow- A plant-specific aging management Yes, plant-steel induced vibration program is to be evaluated, specific 0~

0 (RP-1 8)

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,-US:-NECLEAR-REGULATORY-GD)wm iI Inthe Matter of jfft'*; ?JJIMV ui Va,"A Lit-Docket No. -*,*1-27I Official Exhibit No. f;3-09 -'j OFFERED by- anVLice s Intervenor

NRC Staff Other IDENTIFIED on '* Z3 *10 Witness/Panel O .C3 ActionTaken' L MITTED REJECTED WITHDRAWN Reonr*,Clerk "" ... _AC.