ML102920073

Containment 40 Undated Delamination Investigation Report

ML102920073
Person / Time
Site:	Crystal River
Issue date:	09/20/2010
From:	Progress Energy Co
To:	Office of Information Services
References
FOIA/PA-2010-0116
Download: ML102920073 (20)

Text

't Progress Energy

4 f 2

I Ii-Ii 1* .N.

e

4 S*I,*° 5

6 7

jv V

8

Oraizto -. Reotn ViewO Chief Nuclear Officer Jim Scarola I

I I I I Dir - Nuclear VP - Nuclear VP - CR3 Upgrades Oversight Ernie Kapopolous Jon Franke Joe Donahue K Ongoing SGR Execution Analysis Magdy Bishara Mgr- Engineering Steve Cahill Mgr - Nuclear Oversight CR3 Jack Huegel I

I I

I 9

b. -

~Progress Energy

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

1 IProgress Energy

Cross Check I

I I

I I I Implement Corrective Actions and/or Repairs II I

I 12

~Progress Energy

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) 13 t Progress Energy

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 14 g Progress Energy

Pla Vie U

II U

U U

U Buttress #

(typical) U U

Source Drawing: 1!

U 101-112 SHOW0 M man TAUS

3%W PW~. M AC cueMr 15

Back-Up Graphic Slides 16 CProgress Energy

I --

60' H-- -----------------

f BUTTRESS NO 2

---

- -I - - -----------------

BUTTRESS NO 3 180"

--F-- ----------------- --1-- -----------------

EL 2435-7 1/2' EL 242"-5 1/4" EL EL 239'-3*

248'-9 3/4- -----------------

11K1 ----------------- i~ii -----------------

EL 226-3 3/4" L . w EL 232'-10 1/2"

~......I

--F-- -----------------

EL 229'-8 1/4" - - -

EL 226'-0"

---

,nstrudkým EL 223'-3 3/4" EL 220'-4 1/2" -----------------

---

'0 ening ----------

EL 216-11 1/4" lijil ----------------- "K- ------ ---------

EL 213'-9" EL 21W-6 3/4" -----------------

1+/-1 ----------------- zzLz ------- ---------

EL 207-4 1/2" EL 204'-2 3/4" -----------------

Tendons EL 284-0" EL 19r-9 3/4" EL 194'-7 1/2-

- - I- - -----------------

Removed EL 197'-5 1/4" -----------------

EL 18'-2 3/4" zzK EL 184C-11 3/4"

• EL 1816-8 3/4"

--F--- -------------

EL 178'-5 3/4" EL 175'-2 3/4" IIK i-ti -----------------

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" ii~i -- - - - - - - -

EL 1554-8 3/4" - - - PJ-- PP 0- -, 0 O'"'-

EL 152'-5 3/4" EL 149"-2 3/4"

--H- - -- - - - - - - - - - - - -

7iLi"~i ---------

EL 145--11 3/4" - - - - - - - - - -

EL 142'-8 3/4" EL 139"-5 3/4" EL 13*'-2 3/4" EL 132-11 3/4"

--H --F--

EL 1291-8 3/4" EL 126'-5 3/4" 11111 Source Drawing: EL 123'-2 3/4" 0425-006 SHOO1

- SH 000 EL 119'--l 3/4" EL 116--8 3/4"

--1--" --1--" ----- - - - - - -

EL 198"-5 3/4" EL 110'-2 3/4° EL lee*-I1 3/4" ii~i - - "---- - - - -

EL 103*-8 3/4*

EL 9V"- 9 3/4" 17 AFi

I EL 247'-9" 120" f BUTTRESS NO 3 186, tBUTTRESS NO 4

---

i'll' 24*

tBUTTRESS NO 5 R8TN-53H47 Butrs EL 244'-6 3/4" EL 241-4 1/2" - - F - --------------------

'ii

---

-- 1--

R8ST-53H,46 R81TN-53H45 3 - L -----------------

'iii EL 238'-2 1/4" R8TM-53H44 EL 235'-@"

EL 231'-9 3/4" -------------------- ------------------

iii' RBT'N-53H43 ROTN-.5M142 EL 228'-7 1/2" EL 225'-5 1/4"

---

-- I-UM ---------------

If 1 RB811- 53441 RBT8-53H44 ilL-i EL 222'-3" RBTN-53H39 EL 219"-4 3/4" -----------

---

iii' R1BTN-53H38 EL 215"-l1 1/2" EL 212'-8 1/4" --------

-- "lii ROT8-53H37 93N1- 53H36 EL 209,-6*

EL 206"-3 3/4"

- - I- -

I" -

--- --- -- 'iii ~~"1~~

R81N-53H35 R8TN -53H34 Tendons EL 263-l 1/2" EL I "'-)1 1/4" ------------ --------

__- - i_~

--- ---- -- R811i-53H33 R1TN-53H32 EL 196'-9" ------------ --------

- --- --- ---- ----- -- 1~hI RSTN-53131 Removed EL 193'-6 3/4" EL 19'-4 1/2"

- - --- "I" - -- ---- ----- ------ R38N -53H30 EL 187'- 1 3/4" EL 183"-I0 3/4"

- - I- - ------------ ------- -

---

--- -- 'lii RSTN-53H29 RBT1N-53128 EL 18'-7 3/4" I ------

---

'.4-"---

---

"F' 881TN-53H27 RBTN-53H26 EL 177'-4 3/4" EL 174'-1 3/4" -

- - ---- ----- --- ---- RBT1-53H25

--- ---- ---- ---- --- R6TN-53M24 EL 17W-10 3/4" EL 167*-7 3/4" ----- ---- ---- ---- RBT-53H23 RBTN-53H22 EL 164'-4 3/4" EL 161-1 3/4"

'Fli R1TN-53H21 R81N-53H20 i-iL-i~-i EL 157'-10 3/4" -------- - -- """-

EL 154'-7 3/4"

"-I- R814N-5.3H19 RB'TN-53HI8 EL 151'-4 3/4" EL 148"-1 3/4" zig' 1-111 -~~ ~------~ %, - ,* ryz 81TN-53417 R8TN-53M16 EL 144'-10 3/4" -- -_ - - - - - - -_- - - - ." -"-3-- RSTN-53H15 EL 141'-7 3/4" EL 138"-4 3/4" --1-- ---- ---- --- ----- - -- 0 I00 0 RBYW-53H14 RB61-53H113 EL 135'-1 3/4" 39144-531412 EL 131"-)O 3/4" EL 128"-7 3/4" i1~i

-- I--

.14111 R8TN-53H12 R8114- 536*411

"--I---

--- **o__--__---------- -,.-,

Source Drawing:

EL 125'-4 3/4" EL 122 -1 3/4"

--F-- - - - - IL 02A

"-4-- RBTN-53HI8 88154-53148 0425-007 SH001 EL 118- -83/4" --H-+-- 2 R9TN-53H7

- SH 000 EL 115'-7 3/4" lr~1" Z P08

'r4rz RGINf-53H5 R8114- 53*64 EL 112'-4 3/4" P04--M 0_;:N RBTN-53H6

"- - - -a -

EL 109'-1 3/4" EL 105-10 3/4" --F-- RB1N-53H4 R8BTN-53H4 18

• Th7k fcc EL 102'-7 3/4" EL 6'-1 3/4"

---

0 0---

'-'F' RB31-531 39TW- 5364 A..1 L.. .LL A.- I ~ J~F. _____________________________________________________ I.., I IIllI I

" 02.14`1 A5A531....

Buttress (-PEP, Cutaway vkzýrý Buttress match=line A-A5.5.?_4- ca I Typical Wall Section at Construction-Opening (Plan View)

Source Drawing:

425-033 SHoo0-19

Walv IIection

~ALLNER fL Typical Wall Section at 8 x19 - -TO REkCTOR BLDG.

Construction Opening ta" FIELD..... CUT.. EXIST. REIN TO SUIT AT PENEETR. SL I C"

-i8. 1I-3@

Th~RY @PEVXETR Source Drawing: I-:

425-033 SHOOO REDNE 20