ML102920073: Difference between revisions

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| number = ML102920073
| number = ML102920073
| issue date = 09/20/2010
| issue date = 09/20/2010
| title = Crystal River, Unit 3 - Containment 40 Undated Delamination Investigation Report
| title = Containment 40 Undated Delamination Investigation Report
| author name =  
| author name =  
| author affiliation = Progress Energy Co
| author affiliation = Progress Energy Co

Revision as of 11:49, 30 January 2019

Containment 40 Undated Delamination Investigation Report
ML102920073
Person / Time
Site: Crystal River Duke Energy icon.png
Issue date: 09/20/2010
From:
Progress Energy Co
To:
Office of Information Services
References
FOIA/PA-2010-0116
Download: ML102920073 (20)
v • d • e


Text

't Progress Energy 4 f 2 I Ii-Ii 1* .N.e 4

5 6

7 jv V 8 Oraizto -. Reotn ViewO Chief Nuclear Officer Jim Scarola I I Dir -Nuclear Upgrades Ernie Kapopolous I I I VP -CR3 Jon Franke VP -Nuclear Oversight Joe Donahue K Ongoing SGR Execution Analysis Magdy Bishara Mgr- Engineering Steve Cahill Mgr -Nuclear Oversight CR3 Jack Huegel I I I I b. -~Progress Energy 9 0.r, i -n, io a .Vi II I I I I I..I I I I 10 I I I I-1 PGN Personnel I IProgress Energy 1 Cross Check I I I I I I Implement Corrective Actions and/or Repairs I I I I~Progress Energy 12 Tehia Apprac Detil o Root Cause Analysis-Team (draft RCA ~ mid-Nov)o Performance Improvement International (PII) (Dr Chong Chiu)o Includes specialized RCA analysis to facilitate support/refute o Historical data gathering supported by PGN personnel o Ongoing Field data from Condition Assessment Team o0 Expedite identification of most likely causes (target -1 week)o Condition Assessment Team (~ 2 weeks)o Construction Technology Laboratories (CTL) for Non-Destructive Testing 0 Impact Echo and Impulse Response techniques o Backed up by core bore samples & boroscopic inspection o CTL & MacTec for Petrographic Analysis o Containment external visual inspection (IWL process)o Activities governed by Test Procedure(s) t Progress Energy 13 Tehia Apprac Dtils (cnt*Design Basis Analysis Team (~ 3 to 4 weeks)Contractor Support for DBA Modeling -RFP Responses Received Oct 20, Decision on Oct 21 Support Past-Operability Analysis Analysis Supporting Acceptability of Proposed Repair Options Repair Team (repair duration TBD) Example -Maxi-Bolt Undercut Anchor System" Investigating Repair Alternatives for Delaminated Areas Evaluating Bar Anchorage Options and Grout/Epoxy Options Evaluating Constructability

& Duration" May Affect Construction Opening Restoration" May Require Design Change(s) to existing EC" RCA and DBA Completion Tentatively Restrains Restoration Timing g Progress Energy 14 Pla Vie U II U U U U U Buttress #(typical)Source Drawing: 101-112 SHOW0 U 1!U M man TAUS:3%W PW~. M AC cueMr 15 Back-Up Graphic Slides CProgress Energy 16 L -.w I 60'f BUTTRESS NO 2 BUTTRESS NO 3 180" Tendons Removed Source Drawing: 0425-006 SHOO1-SH 000 1 7 AFi E L 248'-9 3/4-EL 2435-7 1/2'EL 242"-5 1/4" EL 239'-3*EL 226-3 3/4" EL 232'-10 1/2" EL 229'-8 1/4" EL 226'-0" EL 223'-3 3/4" EL 220'-4 1/2" EL 216-11 1/4" EL 213'-9" EL 21 W-6 3/4" EL 207-4 1/2" EL 204'-2 3/4" EL 284-0" EL 19r-9 3/4" EL 194'-7 1/2-EL 197'-5 1/4" EL 18'-2 3/4" EL 184C-11 3/4"* EL 1816-8 3/4" EL 178'-5 3/4" EL 175'-2 3/4" EL 171*-11 3/4" EL 16W-8 3/4" EL 165'-5 3/4" EL 162'-2 3/4" EL 158"-11 3/4" EL 1554-8 3/4" EL 152'-5 3/4" EL 149"-2 3/4" EL 145--11 3/4" EL 142'-8 3/4" EL 139"-5 3/4" EL 3/4" EL 132-11 3/4" EL 1291-8 3/4" EL 126'-5 3/4" EL 123'-2 3/4" EL 119'--l 3/4" EL 116--8 3/4" EL 198"-5 3/4" EL 110'-2 3/4°EL lee*-I1 3/4" EL 103*-8 3/4*EL 9V"- 9 3/4"--H----F--11K1--F--lijil 1+/-1--I- -zzK IIK ii~i--H---H 11111--1--" ii~i-----------------

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Butrs 3 -I 120" f BUTTRESS NO 3 186, tBUTTRESS NO 4 24*tBUTTRESS NO 5 Tendons Removed Source Drawing: 0425-007 SH001-SH 000 18

  • Th7k fcc EL 247'-9" EL 244'-6 3/4" EL 241-4 1/2" EL 238'-2 1/4" EL 235'-@" EL 231'-9 3/4" EL 228'-7 1/2" EL 225'-5 1/4" EL 222'-3" EL 219"-4 3/4" EL 215"-l1 1/2" EL 212'-8 1/4" EL 209,-6*EL 206"-3 3/4" EL 263-l 1/2" EL I "'-)1 1/4" EL 196'-9" EL 193'-6 3/4" EL 19'-4 1/2" EL 187'- 1 3/4" EL 183"-I0 3/4" EL 18'-7 3/4" EL 177'-4 3/4" EL 174'-1 3/4" EL 17W-10 3/4" EL 167*-7 3/4" EL 164'-4 3/4" EL 161-1 3/4" EL 157'-10 3/4" EL 154'-7 3/4" EL 151'-4 3/4" EL 148"-1 3/4" EL 144'-10 3/4" EL 141'-7 3/4" EL 138"-4 3/4" EL 135'-1 3/4" EL 131"-)O 3/4" EL 128"-7 3/4" EL 125'-4 3/4" EL 122 -1 3/4" EL 118- -8 3/4" EL 115'-7 3/4" EL 112'-4 3/4" EL 109'-1 3/4" EL 105-10 3/4" EL 102'-7 3/4" EL 6'-1 3/4"--F -'iii ilL-i--I- ---I- ---------------------

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