ML080720470
| ML080720470 | |
| Person / Time | |
|---|---|
| Site: | Saint Lucie  |
| Issue date: | 03/19/2008 |
| From: | Mozafari B NRC/NRR/ADRO/DORL/LPLII-2 |
| To: | Stall J Florida Power & Light Co |
| Mozafari B, NRR/ADRO/DORL, 415-2020 | |
| References | |
| TAC MD6173, TAC MD6202 | |
| Download: ML080720470 (4) | |
Text
March 19, 2008 Mr. J. A. Stall Senior Vice president, Nuclear and Chief Nuclear Officer Florida Power and Light Company P.O. Box 1400 Juno Beach, Florida 33408-0420
SUBJECT:
REQUEST FOR ADDITIONAL INFORMATION - ST. LUCIE PLANT, UNITS 1 AND 2 - TECHNICAL SPECIFICATION AMENDMENT FOR ALTERNATIVE SOURCE TERM (TAC NOS. MD6173 AND MD6202)
Dear Mr. Stall:
By letter dated July 16, 2007, Florida Power & Light Company (the licensee) submitted a request to amend the Operating License DPR-67 and Technical Specifications for St. Lucie, Unit 1 for Alternative Source Term as allowed by Title 10 of the Code of Federal Regulations, Section 50.67. We have reviewed the submittal and have determined that we need additional information before we can complete our review. Enclosed is our request for additional information.
This request was discussed with Mr. Ken Frehafer of your staff on February 12, 2008, and the NRC staff confirmed that the questions applied to both units. It was agreed that a final response would be provided by April 22, 2008. If you have any questions, please feel free to contact me at 301-415-2020.
Sincerely,
/RA/
Brenda L. Mozafari, Senior Project Manager Plant Licensing Branch II-2 Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket Nos. 50-335 and 50-389
Enclosure:
Request for Additional Information cc: See next page
ENCLOSURE REQUEST FOR ADDITIONAL INFORMATION ST. LUCIE UNITS 1 AND 2 ALTERNATIVE SOURCE TERM AND CONFORMING AMENDMENT TAC NOS. MD6173 AND MD6202 Pursuant to Title 10 of the Code of Federal Regulations (10 CFR), Section 50.67, Florida Power
& Light Company (the licensee) is requesting a license amendment for St. Lucie Unit No. 1 to adopt alternative source term (AST) as allowed in 10 CFR 50.67. The licensee stated that analyses were performed for Loss-of-Coolant Accident, Fuel-handling Accident, Main Steam Line Break, Steam Generator Tube Rupture, Reactor Coolant Pump Shaft Seizure (Locked Rotor), Control Element Assembly Ejection, and Inadvertent Opening of a Main Steam Safety Valve, based on a bounding allowable control room unfiltered air in-leakage of 500 cfm.
Increased values for control room unfiltered air in-leakage were assumed. The following additional information is requested to clarify the following items.
- 1. In accordance with Regulatory Guide 1.183, evaluations may need to be performed regarding the ability of the damper to close against increased containment pressure or the ability of the ductwork downstream of the dampers to withstand increased stresses.
Confirm whether any evaluations were performed and documented to determine the adequacy of the damper to close against any increased containment pressure. Provide a summary of the structural evaluation of the damper.
- 2. Provide a summary of the structural evaluations for the ductwork (and duct supports) downstream of the dampers. Include information about the duct sizes, analysis methodology, design codes utilized, load combinations, stress levels and margins.
- 3. Provide a list of any mechanical equipment items and or systems requiring modification as a result of the implementation of the AST term at Saint Lucie Unit 1.
a) Indicate whether the equipment is new or existing.
b) Describe the location of the equipment and the seismic qualification method employed such as the plant licensing basis or an NRC-endorsed industry standard.
c) Provide the results of the seismic qualification of the equipment indicating whether any modification or re-design is necessary.
March 19, 2008 Mr. J. A. Stall Senior Vice president, Nuclear and Chief Nuclear Officer Florida Power and Light Company P.O. Box 1400 Juno Beach, Florida 33408-0420
SUBJECT:
REQUEST FOR ADDITIONAL INFORMATION - ST. LUCIE PLANT, UNITS 1 AND 2 - TECHNICAL SPECIFICATION AMENDMENT FOR ALTERNATIVE SOURCE TERM (TAC NOS. MD6173 AND MD6202)
Dear Mr. Stall:
By letter dated July 16, 2007, Florida Power & Light Company (the licensee) submitted a request to amend the Operating License DPR-67 and Technical Specifications for St. Lucie, Unit 1 for Alternative Source Term as allowed by Title 10 of the Code of Federal Regulations, Section 50.67. We have reviewed the submittal and have determined that we need additional information before we can complete our review. Enclosed is our request for additional information.
This request was discussed with Mr. Ken Frehafer of your staff on February 12, 2008, and the NRC staff confirmed that the questions applied to both units. It was agreed that a final response would be provided by April 22, 2008. If you have any questions, please feel free to contact me at 301-415-2020.
Sincerely,
/RA/
Brenda L. Mozafari, Senior Project Manager Plant Licensing Branch II-2 Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket Nos. 50-335 and 50-389
Enclosure:
Request for Additional Information cc: See next page DISTRIBUTION:
PUBLIC RidsOgcRp RidsNrrDorlDpr LPL2-2 R/F RidsAcrsAcnw&mMailCenter RidsNrrDeEmcb RidsNrrPMBMozafari RidsRgn2MailCenter KManoly RidsNrrLABClayton (Hard Copy)
RidsNrrDorlLpl2-2 BChakrapani ADAMS Accession Number: ML080720470 NRR-088 OFFICE LPL2-2/PM LPL2-2/LA ADES/BC LPL2-2/BC NAME BMozafari BClayton KManoly By memo dated TBoyce DATE 3/19/08 3/19/08 11/19/07 3/19/08 OFFICIAL RECORD COPY
Florida Power and Light Company ST. LUCIE PLANT cc:
ST. LUCIE PLANT Mr. Mano Nazar Senior Vice President and Nuclear Chief Operating Officer Florida Power & Light Company P.O. Box 14000 Juno Beach, FL 33408 Senior Resident Inspector St. Lucie Plant U.S. Nuclear Regulatory Commission P.O. Box 6090 Jensen Beach, Florida 34957 Craig Fugate, Director Division of Emergency Preparedness Department of Community Affairs 2740 Centerview Drive Tallahassee, Florida 32399-2100 M. S. Ross, Managing Attorney Florida Power & Light Company P.O. Box 14000 Juno Beach, FL 33408-0420 Marjan Mashhadi, Senior Attorney Florida Power & Light Company 801 Pennsylvania Avenue, NW.
Suite 220 Washington, DC 20004 Mr. Douglas Anderson County Administrator St. Lucie County 2300 Virginia Avenue Fort Pierce, Florida 34982 Mr. William A. Passetti, Chief Department of Health Bureau of Radiation Control 2020 Capital Circle, SE, Bin #C21 Tallahassee, Florida 32399-1741 Mr. Gordon L. Johnston Site Vice President St. Lucie Nuclear Plant 6351 South Ocean Drive Jensen Beach, Florida 34957-2000 Mr. Christopher R. Costanzo Plant General Manager St. Lucie Nuclear Plant 6351 South Ocean Drive Jensen Beach, Florida 34957 Mr. Terry Patterson Licensing Manager St. Lucie Nuclear Plant 6351 South Ocean Drive Jensen Beach, Florida 34957 Don E. Grissette Vice President, Nuclear Training and Performance Improvement Florida Power & Light Company P.O. Box 14000 Juno Beach, FL 33408-0420 Mr. Rajiv S. Kundalkar Vice President - Nuclear Technical Services Florida Power & Light Company P.O. Box 14000 Juno Beach, FL 33408-0420 Mr. J. Kammel Radiological Emergency Planning Administrator Department of Public Safety 6000 Southeast Tower Drive Stuart, Florida 34997 Mr. Bill Parks Operations Manager St. Lucie Nuclear Plant 6351 South Ocean Drive Jensen Beach, Florida 34957-2000 Mr. Seth B. Duston Training Manager St. Lucie Nuclear Plant 6351 South Ocean Drive Jensen Beach, Florida 34957-2000