ML110040332
| ML110040332 | |
| Person / Time | |
|---|---|
| Site: | Pilgrim |
| Issue date: | 12/22/2010 |
| From: | Bethay S Entergy Nuclear Operations |
| To: | Document Control Desk, Office of Nuclear Reactor Regulation |
| References | |
| TAC MC9669, 2.10.058 | |
| Download: ML110040332 (13) | |
Text
Entergy Nuclear Operations, Inc.
vEntergy Pilgrim Nuclear Power Station 600 Rocky Hill Road Plymouth, MA 02360 Stephen J. Bethay Director, Nuclear Safety Assurance December 22, 2010 U.S. Nuclear Regulatory Commission Attn: Document Control Desk Washington, DC 20555
SUBJECT:
Entergy Nuclear Operations, Inc.
Pilgrim Nuclear Power Station Docket 50-293 License No. DPR-35 Pilgrim Nuclear Power Station License Renewal Application 2010 Annual Update (TAC MC9669)
REFERENCE:
Entergy letter to U.S. NRC, License Renewal Application, dated January 25, 2006 LETTER NUMBER: 2.10.058
Dear Sir or Madam:
By the referenced letter, Entergy Nuclear Operations, Inc. (Entergy) submitted the License Renewal Application (LRA) for Pilgrim Nuclear Power Station (PNPS) in January of 2006.
Entergy is required by 10 CFR 54.21 (b) to report changes to the current licensing basis (CLB) that materially affect the content of the PNPS LRA, including the Safety Analysis Report (SAR) supplement. In accordance with this requirement, Entergy has completed this review of the CLB.
The changes to the CLB since the last update in 2009 are enclosed.
Entergy confirmed with the NRC License Renewal Project Manager for Pilgrim Station of the need to submit this update that encompassed recent changes. This letter provides the requested update.
This letter contains no commitments.
If you have any questions or require additional information, please contact Mr. Joseph R. Lynch, Licensing Manager, at (508) 830-8403.
FWCq
Entergy Nuclear Operations, Inc Letter Number 2.10.058 Pilgrim Nuclear Power Station Page 2 I declare under penalty of perjury that the foregoing is true and correct.
Executed on the 22 of December, 2010.
Sincerely, JRL/jI
Enclosures:
- 1. Summary of License Renewal Application (LRA) Changes (2 Pages)
- 2. PNPS License Renewal Changes (9 pages) cc:
Lisa M. Regner Mr. Matthew Brock, Esq.
Project Manager Commonwealth of Massachusetts Office of Nuclear Reactor Regulation Assistant Attorney General U.S. Nuclear Regulatory Commission Environmental Protection Division Washington, DC 20555-0001 One Ashburton Place Boston, MA 02108 Susan L. Uttal, Esq. Diane Curran, Esq.
Office of the General Counsel Harmon, Curran, and Eisenberg, L.L.P.
U.S. Nuclear Regulatory Commission 1726 M Street N.W., Suite 600 Mail Stop 0-15 D21 Washington, DC 20036 Washington, DC 20555-0001 Mr. Richard Guzman Mr. Robert Walker, Acting Director Office of Nuclear Reactor Regulation Massachusetts Department of Public Health U.S. Nuclear Regulatory Commission Radiation Control Program Washington, DC 20555-0001 Schrafft Center, Suite 1M2A 529 Main Street Charlestown, MA 02129 Sheila Slocum Hollis, Esq. Mr. John Giarrusso Jr.
Duane Morris L.L.P. Nuclear Preparedness Manager, 505 9 th Street N.W., Suite 1000 Mass. Emergency Management Agency Washington, DC 20004-2166 400 Worcester Road Framingham, MA 01702 Catherine Haney, Director Mr. Eric J. Leeds, Director Office of Nuclear Material and Safeguards Office of Nuclear Reactor Regulation U.S. Nuclear Regulatory Commission U.S. Nuclear Regulatory Commission Washington, DC 20555-00001 Washington, DC 20555-00001 Mr. William Dean, Administrator NRC Resident Inspector Region I Pilgrim Nuclear Power Station U.S. Nuclear Regulatory Commission 475 Allendale Road King of Prussia, PA 19406
Enclosure 1 Summary of License Renewal Application (LRA) Changes (2 pages)
Page 1 of 2
The results of this 2010 Annual Review have concluded that certain portions of the LRA require changes, the description of which is provided below. Actual LRA changes are shown in Enclosure 2 to this letter.
Engineering Description of Item LRA Change Required Changes EC added Monel bushing to Revise LRA Table 3.3.2-14-1 to circulating water piping to provide for Monel (nickel alloy) provide a mount for a piping and bronze thermowells.
thermowell along with EC-6450 changing to bronze thermowells. Neither Monel (nickel alloy) nor bronze are listed as materials in the LRA for piping or thermowell, respectively.
ECs added second isolation Revise LRA Table 3.3.2-2 to add valve in piping to pressure copper alloy piping.
indicators in Salt Service EC-20326, Water System. Copper alloy piping materials were added that were not previously evaluated.
ECs installed pumps with Revise LRA Table 2.3.3-14-32 to add filter housing Table and EC-8887, seals thatFlush require flush tank. Also to EC-17776 system. systems revise LRA 3.3.2-14-32 added tanks and filters to add stainless steel filter housing, Screen Wash System. tank, and pump casing.
ECs added SS valves to Core Revise LRA Table 3.2.2-2 to add Spray System. These valve body - stainless steel.
EC-13712, modifications introduced a EC-15519 new material environment combination. The LRA will need to add SS Valve Body.
EC replaced Control Room Revise LRA Tables 2.3.3-14-15 humidifier; modification and 3.3.2-14-15 to add filter EC-13968 introduced material housing - plastic, humidifier environment combinations housing - carbon steel, tubing -
that were not previously copper alloy <15% Zn, and valve evaluated, body - copper alloy >15% Zn.
Replaced flexible hoses on Revise LRA Tables 2.3.2-4 and HPCI turbine to gland seal 3.2.2-4 to add flexible hose -
condenser with stainless steel stainless steel.
EC-17914 flexible hoses, introducing a component type/material combination that had not been previously evaluated.
Page 2 of 2
PNPS License Renewal Application Changes Enclosure 2 PNPS License Renewal Changes (9 pages)
Page 1 of 9
Pilgrim NPS License Renewal Project LRPD-11 LRA Annual Update - 2010 Revision 0 Page 43 of 50 Attachment E, LRA Changes Attachment E LRA Changes The review performed for the annual update identified the following impacts to the LRA.
(Removals are shown with strikethroughs and additions are underlined)
- 1. LRA Table 3.3.2-14-1 Circulating Water System - is revised to add:
3.3.2-14-1: Circulating Water System Component Intended Material Environment Aging Effect Aging NUREG- Table I Notes Type Function Requiring Management 1801 Vol. Item Management Programs 2 Item Pi!n Pressure Nickel alloy Condensation Loss of material System walkdown F boundary (ext)
Piping Pressure Nickel alloy Raw water Loss of material Periodic VII.C1-13 3.3.1-78 E boundary (int) surveillance and (AP-53) preventative maintenance Thermowell Pressure Copper alloy Condensation Loss of material System walkdown G boundary >15% Zn (ext)
Thermowell Pressure Copper alloy Raw water Loss of material Periodic VIII.A-4 3.4.1- E boundary >15% Zn (int) surveillance and (SP-31) 32 preventative maintenance Thermowell Pressure Copper alloy Raw water Loss of material Selective Leaching VIII.A-6 3.4.1- C boundary >15% Zn (int) (SP-30) 35
Pilgrim NPS License Renewal Project LRPD-11 LRA Annual Update - 2010 Revision 0 Page 44 of 50 Attachment E, LRA Changes
- 2. LRA Table 3.3.2-2: Salt Service Water System Components Subject to Aging Management Review is revised as follows.
Table 3.3.2-2: Salt Service Water System Component Intended Material Environment Aging Effect Aging NUREG- Table 1 Notes Type Function Requiring Management 1801 Item Management Programs Vol. 2 Item ELM Pressure Copper alloy Condensation Loss of material System walkdown VII.F1-16 3.3.1-25 E boundary >15% Zn (ext) (A-46)
Pressure CoPper alloy Raw water (int) Loss of material Service water VII.C1-9 3.3.1-81 B boundarv >15% Zn ine (A-441 PLn Pressure Copper alloy Raw water (int) Loss of material Selective leaching VII.C1-10 3.3.1-84 A boundary >15% Zn (A-47)
Pilgrim NPS License Renewal Project LRPD-1 1 LRA Annual Update - 2010 Revision 0 Page 45 of 50 Attachment E, LRA Changes
- 3. LRA Table 2.3.3-14-32, Screen Wash System is revised to add:
Table 2.3.3-14-32 Screen Wash System Nonsafety-Related Components Affecting Safety-Related Systems Components Subject to Aging Management Review Component Type Intended Function 1 Bolting Pressure boundary Filter housing Pressure boundary Orifice Pressure boundary Piping Pressure boundary Pump casing Pressure boundary Strainer housing Pressure boundary Tank Pressure boundary Tubing Pressure boundary Valve body Pressure boundary
- 1. For component types included under 10 CFR 54.4(a)(2), the intended function of pressure boundary includes providing structural/seismic support for components that are included for nonsafety-related SSCs directly connected to safety-related SSCs.
Pilgrim NPS License Renewal Project LRPD-1 1 LRA Annual Update - 2010 Revision 0 Attachment E, LRA Changes Page 46 of 50 And LRA Table 3.3.2-14-32, Screen Wash System is revised to add:
Table 3.3.2-14-32: Screen Wash System Component Intended Material Environment Aging Effect Aging NUREG- Table 1 Notes Type Function Requiring Management 1801 Vol. Item Management Programs 2 Item Filter housinq Pressure Stainless Condensation Loss of material System walkdown VII.F1-1 3.3.1-27 E boundary steel (ext) (A-09)
Filter housinq Pressure Stainless Treated water Loss of material Periodic J.309 boundary steel (intl surveillance and preventative maintenance Pump casing Pressure Stainless Condensation Loss of material System walkdown VII.F-1 3.3.1-27 E boundary steel (ext) (A-09)
Pump casing Pressure Stainless Raw water Loss of material Periodic VII.C11-15 3.3.1-79 E boundary steel (inta surveillance and (A-54) preventative maintenance Tank Pressure Stainless Condensation Loss of material System walkdown VII.F-1 3.3.1-27 E boundary steel (ext) (A-09)
Tank Pressure Stainless Treated water Loss of material Periodic J,309 boundary steel (int) surveillance and preventative maintenance
Pilgrim NPS License Renewal Project LRPD-11 LRA Annual Update - 2010 Revision 0 Attachment E, LRA Changes Page 47 of 50
- 4. LRA Table 3.2.2-2, Core Spray System is revised to add:
Table 3.2.2-2: Core Spray System NUREG-Aging Effect Aging 1801 Component Intended Requiring Management Vol. 2 Table 1 Type Function Material Environment Management Programs Item Item Notes Valve body Pressure Stainless Air - indoor None None V.F-12 3.2.1-53 A boundary steel (ext) (EP-1 8)
Valve body Pressure Stainless Treated Loss of material Water chemistry V.D2-28 3.2.1-5 A boundary steel water (int) control - BWR (EP-32)
Pilgrim NPS License Renewal Project LRPD-11 LRA Annual Update - 2010 Revision 0 Attachment E, LRA Changes Page 48 of 50
- 5. LRA Tables 2.3.3-14-15 and 3.3.2-14-15 are revised to add:
Table 2.3.3-14-15 Heating Ventilation and Air Conditioning System Nonsafety-Related Components Affecting Safety-Related Systems Components Subject to Aging Management Review Component Type Intended Function' Bolting Pressure boundary Damper housing Pressure boundary Duct Pressure boundary Expansion joint Pressure boundary Filter housing Pressure boundary Heat exchanger (shell) Pressure boundary Humidifier housing Pressure boundary Piping Pressure boundary Pump casing Pressure boundary Strainer housing Pressure boundary Tank Pressure boundary Tubing Pressure boundary Valve body Pressure boundary
- 1. For component types included under 10 CFR 54.4(a)(2), the intended function of pressure boundary includes providing structural/seismic support for components that are included for nonsafety-related SSCs directly connected to safety-related SSCs.
Pilgrim NPS License Renewal Project LRPD-11 LRA Annual Update - 2010 Revision 0 Attachment E, LRA Changes Page 49 of 50 Table 3.3.2-14-15: Heating Ventilation and Air Conditioning Systems Component Aging Effect Type Intended Requiring Aging Management NUREG-1801 Table 1 Function Material Environment Management Programs Vol. 2 Item Item Notes Filter Pressure Plastic Air-indoor None None F housinq boundary (ext)
Filter Pressure Treated housing boundary Water (int)
Humidifier Pressure Carbon steel Air-indoor Loss of material System Walkdown V1152-2 3.3.1-56 A Housing bounda (ext) (A-10)
Humidifier Pressure Carbon steel Air-indoor Loss of material System Walkdown V1152-2 3.3.1-56 A Housing boundary A-1 0) -it Tubing Pressure Copper alloy Untreated Loss of material Periodic Surveillance V11.C1-9 3.3.1-81 E boundary <15% Zn water (int) and Preventive (A-44)
Maintenance Valve body Pressure Copper alloy Air-indoor None None V.F-3 3.2.1-53 D boundary >15% Zn (ext) (EP-10)
Valve body Pressure Copper alloy Treated Loss of material Selective Leaching VII.A4-9 3.3.1-84 C, 308 boundary >15% Zn water (int) (AP-32)
Valve body Pressure Copper alloy Treated Loss of material Water Chemistry J,309 boundary >15% Zn water (int) Control - Auxiliary I I_ Systems
Pilgrim NPS License Renewal Project LRPD-1 1 LRA Annual Update - 2010 Revision 0 Attachment E, LRA Changes Page 50 of 50
- 6. LRA Tables 2.3.2-4 and 3.2.2-4 are revised to add:
Table 2.3.2-4 High Pressure Coolant Injection System Components Subject to Aging Management Review (Continued)
Component Type Intended Function(s)
Flexible hose Pressure boundary Table 3.2.2-4: High Pressure Coolant Injection System NUREG-Component Intended Aging Effect Aging 1801 Type Function Material Environment Requiring Management Vol. 2 Table 1 Management Programs Item Item Notes Flexible hose Pressure Stainless Air - indoor None Non V.F-12 3.2.1-53 A boundary steel (ext) (EP-18)
Stainless Treated Water chemistry V.22-Pressure Flexible hose bonayselwater boundary steel
>
140°F (int)
Cracking cnrl-BR control - BWR 29 (E-37) 3.2.1-18 E Stainless Treated Water chemist V.D2-Pressure Flexible hoesteel. water > Loss of material trol2_.88 2cn 3.2.1-5 A boundary steel 140°F (int) control - BWR (EP-32)