ML050450585

E-mail Dated 05/04/04 Status of the ANO-1 1R18 Rv Head/Alloy 600 Inspections

ML050450585
Person / Time
Site:	Arkansas Nuclear
Issue date:	05/04/2004
From:	Sharon Bennett Entergy Operations
To:	Alexion T, Clark J NRC/NRR/DLPM/LPD4
Alexion T W, NRR/DLPM, 415-1326
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ML050610499	List: ML050450581 ML050450584 ML050450585 ML050450588 ML050450592 ML050450593 ML050450595 ML050610487
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Download: ML050450585 (5)

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Thomas Alexion - Status of 1 R18 RV Head/Alloy 600 Inspections Page 1 I ThornasAlexion - Statusof 1R18 RV Head/Alloy6OO Inspections Page 1.1 From:

"BENNETT, STEVE A" <SBENNE2@entergy.com>

To:

Tom Alexion <twa@nrc.gov>, 'Jeff Clark (jac nrc.gov)" <jac nrc.gov>, "SWAIN, RONALD VANCE <RSWAIN1 @entergy.com>, "BICE, DAVID B" <DBICE@entergy.com>, "BURFORD, FRANCIS G" <FBURFOR@entergy.com>, "CAMPBELL, BILL - NUCLEAR" <WCAMPB3@entergy.com>,

"COMPTON, LESLIE" <LCOMPTO@entergy.com>, "DAIBER, BRYAN J" <BDAIBER@entergy.com>,

'DAVANT, GUY H" <GDAVANT@entergy.com>, "DEESE, RICHARD W" <rdees90entergy.com>,

'EATON, WILLIAM A" <WEATON@entergy.com>, "EDGELL, DOUGLAS Wm

<DEDGELL@entergy.com>, "EHREN, TERRY G" <TEHREN @entergy.com>, "EUBANKS, CLIFFORD"

<CEUBANK@entergy.com>, "FORBES, JEFFREY" <JFORBE1 @ entergy.com>, 'FORREST, FREDDIE"

<FFORRES@entergy.com>, "GOBELL, JAMIE N" <JGOBELL@ entergy.com>, "GORDON, ROBERT Am

<RGORDON@?entergy.com>, "HOUGHTALING, JOHN B <JHOUGHT@entergy.com>, "JAMES, DALE En <DJAMES@entergy.com>, "JAMES, WILLIAM" <WJAMES1 @entergy.com>, "KOWALEWSKI, JOSEPH A" <JKOWALE@entergy.com>, 'LEWIS, RAYMOND S <RLEWIS1 @entergy.com>, "MEANS, BRACY E" <BMEANS@entergy.com>, "MITCHELL, TIMOTHY G" <TMITCH1 @entergy.com>,

"PANTHER, KENNETH C" <KPANTHE@entergy.com>, "PARKS, GLENN A" <GPARKS@entergy.com>,

"PAYNE, GARY - WF3" <GPAYNElentergy.com>, "SIMS, WILLIAM D" <WSIMS~entergy.com>,

"SMITH, JAMES A" <JSMITH@entergy.com>

Date:

5/4/04 10:05AM

Subject:

Status of 1R18 RV Head/Alloy 600 Inspections Attached is the Status of the ANO-1 1 Ri 8 RV Head/Alloy 600 inspections for May 4, 2004.

I CAW1ND0WS\\TEMP\\GW)00001.TMP Page 1 I C:\\W INDOWS\\TEMP\\GW}00001.TMP Page 1 I Mail Envelope Properties (4097A2FA.719: 21: 22297)

Subject:

Status of IR18 RV Head/Alloy 600 Inspections Creation Date:

5/4/04 9:58AM From:

"BENNETT, STEVE A" <SBENNE2@entergy.com>

Created By:

SBENNE2@entergy.com Recipients nrc.gov owf4_po.OWFNDO TWA (Thomas Alexion) nrc.gov ARLPO.ARLDO JAC (Jeffrey Clark) entergy.com JSMITH (SMITH, JAMES A)

WSIMS (SIMS, WILLIAM D)

GPAYNE (PAYNE, GARY - WF3)

GPARKS (PARKS, GLENN A)

KPANTHE (PANTHER, KENNETH C)

TMITCH1 (MITCHELL, TIMOTHY G)

BMEANS (MEANS, BRACY E)

RLEWIS 1 (LEWIS, RAYMOND S)

JKOWALE (KOWALEWSKI, JOSEPH A)

WIAMES I (JAMES, WILLIAM)

DJAMES (JAMES, DALE E)

JHOUGHT (HOUGHTALING, JOHN B)

RGORDON (GORDON, ROBERT A)

JGOBELL (GOBELL, JAMIE N)

FFORRES (FORREST, FREDDIE)

JFORBE1 (FORBES, JEFFREY)

CEUBANK (EUBANKS, CLIFFORD)

TEHREN (EHREN, TERRY G)

DEDGELL (EDGELL, DOUGLAS W)

WEATON (EATON, WILLIAM A) rdees9O (DEESE, RICHARD W)

GDAVANT (DAVANT, GUY H)

BDAIBER (DAIBER, BRYAN J)

LCOMPTO (COMPTON, LESLIE)

WCAMPB3 (CAMPBELL, BILL - NUCLEAR)

FBURFOR (BURFORD, FRANCIS G)

DBICE (BICE, DAVID B)

I C:AW1ND0WS\\TEMP\\GW)00001.TMP Page 2 I C:\\WINDOWS\\TEMP\\GWIOOQO1.TMP Page 2 RSWAIN1 (SWAIN, RONALD VANCE)

Post Office owf4_po.OWFNDO ARL_PO.ARL_DO Files Size MESSAGE 90 Part.O01 997 1R18 RVH Inspection Results 5-4.doc Mime.822 78575 Route nrc.gov nrc.gov entergy.com Date & Time 05/04/04 09:58AM 54272 Options Expiration Date:

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None Standard No None No Standard

May 4, 2004 - 8:00 AM 1 R18 Alloy 600 Status Inspection Inspection Method Extent of Inspection 1R18 Status/ Findings BMV of RV BMV exam inside Service 100% of the RPV head surface (including 3600 CRDM nozzle BMV was performed and Review Head Structure around each head penetration). (OP 2311.009)

Team review of videos complete. Inspection I__

I__

I__

C o m p lete.

CRDM/

UT of 60 CRDM nozzles UT of the RPV nozzle from 2" above the highest UT scans of CRDM nozzles being finalized RADCAL (no known defects) point of the root of the J-weld to the blind zone.

60 of 60 nozzles inspected Nozzles 60 of 60 analyzed by Entergy (Note 1)

Boring and welding of nozzle 61 complete. Currently in 48 hour5.555556e-4 days <br />0.0133 hours <br />7.936508e-5 weeks <br />1.8264e-5 months <br /> hold period.

NRC call on nozzle 61 today at 1:00 CDT.

UT of six FTI repaired UT the weld and at least 1-inch above the weld in UT scans of FTI repaired CRDM nozzles complete CRDM nozzles (Nozzles the nozzle base material.

6 of 6 FTI repairs inspected 3, 6,15,17, 33, & 56) 6 of 6 analyzed by Entergy No indications identified.

UTWS of two W repaired UT of the RPV nozzle from 2" above the highest UT scans of W/ repaired CRDM nozzles complete.

CRDM nozzles (Nozzles point of the root of the J-weld to the blind zone 2 of 2 nozzle UTs inspected 54 & 68) and wetted surface exam of weld overlay.

2 of 2 nozzle UTs analyzed 2 of 2 PT exams performed and analyzed No indications identified.

UT of RADCAL UT of the RPV nozzle from 2" above the highest Nozzle 1 inspected and analyzed by Entergy (Note 1)

(Nozzle 1) point of the root of the J-weld to the blind zone.

No indications identified UT of nozzle Annulus Interrogate interference fit in all 69 nozzle annuli No leak path identified on any nozzles analyzed

[Leak Path Assessment]

above J-weld for leakage path including nozzle 61.

Inspect 100% of the circumference of each penetration as it enters the RPV lower head.

(OP 2311.009)

BMI nozzles being visually reinspected with enhanced place-keeping and procedure controls.

To be performed as early as May 5, 2004.

May 4, 2004 - 8:00 AM RCS Visually Inspect RCS for Visually inspect above the RPV head for potential A600 small bore nozzles (complete)

Walkdowns RCS leaks boric acid leaks from pressure-retaining 18 of 18 pressurizer/CFT nozzles inspected components. Inspect other A600 RCS small bore 14 o14 hot leg nozzles inspected locations (OP 2311.009).

13 of 13 Cold Leg nozzles inspected No indications identified Final boric acid inspection above the service structure to be performed as early as May 4, 2004.

Note 1: The freespan length below the weld has been confirmed to meet Entergy's Order Relaxation request of February 11, 2004 (CNRO-2004-0008).