ML20083D822

Inservice Insp Rept,Unit 2 Catawba 1990 Refueling Outage 3

ML20083D822
Person / Time
Site:	Catawba
Issue date:	09/16/1991
From:	DUKE POWER CO.
To:
Shared Package
ML20083D728	List: ML20083D726 ML20083D822
References
NUDOCS 9110010273
Download: ML20083D822 (6)

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[vl INSERVICE INSPECTION REPORT UNIT 2 CATAWBA 1990 REFUELING OUTAGE 3 Location: Highway 274, Newport South Carolina 29710 NATIONAL BOARD NO. 173 COMMERCIAL SERVICE DATE: AUGUST 19, 1986 Owner: Duke Power Company 422 S. Church St.

Charlotte, NC 28201 Revision 2 Prepared By: _

Nh1/2?c .

Date _ h- /[ ~ #'/

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Reviewed By:  ; B. m Date k- /d - 9 /

Approved By: k, l ,/ T 7. L t d Dato 9 - / b 'f /

, Copy No. 5 Assigned To NRC Document Control ControHed X Uncontrolled 9110010273 910926

[DR ADOCK 050004g4 F'DR EQA298

TABLE OF CONTENTS Section Title Revision I

1. Sunn.1ary of Inservice Inspection 0

2. Status of Required Inspections 1

3. Final inservice Inspection Plan for Outage 3 1

4. Results of Inspections Ferformed During Outap 3 1

5. Class 1 Inspection Results 0

. 6. Class 2 Inspection Results 0

7. Augmented inspection Results 0 1

8. Personnel. Equipment, and Material ertifications 0 l

9. Problem. Investigation Reports 0 l

10. Reference Documents 0

,11. Class 1 and 2 Repairs and Replacements 0

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'h '4y Requirej inspections 4 c. iletimi at ' of inspections required by the 1980 ASME Section XI

n ., '"1' 7g Am ...a through Wintur 1981, is summarized in this a-t h .r,4 requirements are listed by the ASME Section XI examination y

_ g,y as defined in Table IWB-2500-1 for Class i Inspections and in C-2500-1 for Class 2 Inspections. Augmented inspections are also 0- in .Jed.

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Class 1 Inspecti)ns jdQ ', N;I&

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Inspections Inspections Perc entage Deferral 4G17a Completed Allowed g ;'.ffy ,,: ~ -' ' Desc.10. ion _. Required Comnl.eted D

' ' . are Retaining

Welds 6 kelds 25% Yes

= We i in Reactor Vessmi p'rs t~ "

r. - Pressi.re Retaining 8 Welds 3 Welds 37.50% No Welds in Vessels 0.'her than Reactor 3 Vessels ,t?)

g B-D Full Penetration Welds 36 Inspections 12 inspections 33.33% Partial  ?(

of Nozzies in Vessels 5 B-E Pressure Retai. . Sb Welds 55 Welds 67% Credited No Partin' Penetration Welds in Vessels B-F Pressure Retaining 46 Welds 18 Welds 39.13% No Dissimilar Metal Welds B-G-1 Prossure Retaining 466 Items 171 Items 35.69% Yes Bolting Greater Than 2 Inch in Diameter B-G-2 Pressure Retaining *63 Connuct.lons 28 Connections 41.17% No Colting 2 Inches t.ad

i. ass in Diameter B-H Integral Attachments 9 Attachments 3 Attachments 33.33% No Foi \lessels

• lotal Connections include CRDMs that are disassembled.

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,m Class 1 Irispections (Continued)

Section XI Inspections Inspections Percentage Deferral Category Description Required , Completed Completed Allowed B-J Pressure Retaining 203 Walds .! elds 43.84% No Welds in Piping B-K-1 Integral Attachments for None N/A N/A N/A Piping, Pumps, & Valves B-L-1 Pressure Retaining Walds None N/A N/A N/A in Pump Casings B-L-2 Pump Casings Nor.e N/A N/A N/A B-M-1 Pressure Retaining l'31ds . Welds None 0% Yes in Valve Bodies B-M-2 Valve Body > 4 In. 7 Valves 4 Valves 57.14% Yes Nominal Pipe Size B-N-1 Interior of Reactor 3 Items 2 Items 66.66% No Vessel O Integrally Welded Core None

, \ ,,j-N-2 N/A N/A N/A Support Structures and Interior Attach rts to Reactor Vessels B-N-3 Removable Core 1 Iter None 0% Yas Support Stiactures

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B. Pressure Retaining 3 Housings 1 Housing 33.33% Yes Welds in C1ntrol Rod Housir.gs B-P All Pressure No Retaining Components System Leakage Test 160 Components 60 Components 37.50%

System Hydrostatic 20 Components O Components 0%

'est B-Q Steam Generator Tubing 100% of Technical Specifications met N/A F1.01 Class 1 Component 219 Supports 78 Supports 35.77% No Supports I

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Class 2 InspectionsSection XI Inspections Inspections Percentage Deferral Category Description _ Required _ Completed Completed Allowed C-A Pressure Retaining 9 Welds 4 Welds 44.44% No Welds In Pressure Vessels C-B Pressure Retaining 6 Welds 3 Welds 50% No Nozzle Welds in Vessels C-C Integral Attachments 50 Attachments 28 Attachments 56% No for Vessels, Piping, Pumps and Valves C-D Pressure Retaining None N/A N/A N/A Bolting Excunding 2 Inches in Diameter C-F Pressure Retaining 347 Welds 147 Welds 42.36% No Welds in Piping f-~1 -G Pressure Retaining 25 Welds 8 Welds 32% No

, ts) Wolds in Pumps and Valves C-H All Pressure Retaining No Components System or Component 68 Components 34 Components 50%

Functional Test System Hydrostatic 92 Components O Componants 0%

Test F1.02 Class 2 Component 492 Supports 191 Supports 38.82% No Supports t

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e' Augmented Inspections Description Percentage Complete Reactor Coolant Pump Flywheels 100% of Technical Specifications met S+eam Generator Tu'ces on 100% of requircments for Outages 1' 2' & 3 Preheater Section Main Steam Pipe Rupture Protection 100% of requirements for Outages 1, 2, & 3 Class 2 Piping Systems 100% of requirements for Outages 1, 2, & 3 Thermal Stress Piping 100% of requirements for Outages 2 & 3 l

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