ML083250450

Correction to Amendment No. 70 Regarding Control Room Envelope Habitability

ML083250450
Person / Time
Site:	Watts Bar
Issue date:	11/24/2008
From:	John Lamb Watts Bar Special Projects Branch
To:	Campbell W Tennessee Valley Authority
Lamb John G./NRR/DORL, 415-3100
References
TAC MD7474
Download: ML083250450 (4)

Text

UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555*0001 November 24, 2008 Mr. William R. Campbell, Jr.

Chief Nuclear Officer and Executive Vice President Tennessee Valley Authority 6A Lookout Place 1101 Market Street Chattanooga, TN 37402-2801

SUBJECT:

WATTS BAIR NUCLEAR PLANT, UNIT 1 - CORRECTION TO AMENDMENT NO. 70 REGARDING CONTROL ROOM ENVELOPE HABITABILITY (TAC NO. MD7474)

Dear Mr. Campbell:

The U.S. Nuclear Regulatory Commission (NRC) issued the Amendment No. 70 to Facility Operating License No. NPF-90 for Watts Bar Nuclear Plant, Unit 1, on October 8,2008 (Agencywide Document Access and Management System Accession No. ML082730231). This amendment was in response to your application dated October 26, 2007 (ML073380948).

Amendment No. 70 revised the Technical Specifications (TSs) to adopt TS Task Force (TSTF)

Change Traveler TSTF-448, Revision 3, "Control Room Envelope Habitability."

Subsequent to issuance, it was discovered that pages 4 and 4a of the License, which contain license conditions, were inadvertently omitted. The NRC staff sent a correction letter, dated October 28, 2008. SUbsequent to issuance of the correction letter, it was discovered that there was a typographical error on page 4a of the License. Enclosed is the corrected page for Amendment No. 70. Please replace the page. This corrects a typographical error and does not affect the technical content of Amendment No. 70 and its associated safety evaluation.

We regret any inconvenience this may have caused. If you have any questions, please contact me at (301) 415-3100.

r~~~#

o n G. Lamb, Senior Project Manager tts Bar Special' Projects Branch ision of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket No. 50-390

Enclosure:

License page 4a cc w/enclosure: Distribution via Listserv

CORRECTION TO AMENDMENT NO. 70 FACILITY OPERATING LICENSE NO. NPF-90 DOCKET NO. 50-390 Replace Page 4a of Operating License NPF-90 with the attached Page 4a.

The revised page is identified by the captioned amendment number and contains a marginal line indicating the area of change.

- 4a (8) Upon implementation of Amendment No. 70 adopting TSTF-448, Revision 3, the determination of control room envelope (CRE) unfiltered air inleakage as required by SR 3.7.10.4, in accordance with TS 5.7.2.20.c.(i), the assessment of CRE habitability as required by Specification 5.7.2.20.c.(ii), and the measurement of CRE pressure as required by Specification 5.7.2.20.d, shall be considered met following implementation:

(a) The first performance of SR 3.7.10.4, in accordance with Specification 5.7.2.20.c.(i), shall be within the specified Frequency of 6 years, plus the 18-month allowance of SR 3.0.2, as measured from April 5, 2004, the date of the most recent successful tracer gas test, as stated in the August 4, 2004, letter response to Generic Letter 2003-01 , or within the next 18 months if the time period since the most recent successful tracer gas test is greater than 6 years.

(b) The first performance of the periodic assessment of CRE habitability, Specification 5.7.2.20.c.(ii), shall be within 3 years, plus the 9-month allowance of SiR 3.0.2, as measured from April 5, 2004, the date of the most recent successful tracer gas test, as stated in the August 4, 2004 Iletter response to Generic Letter 2003-01 , or w'ithin the next 9 months if the time period since the most recent successful tracer gas test is greater than 3 years.

(c) The first performance of the periodic measurement of CRE pressure, Specification 5.7.2.20.d, shall be within 18 months, plus the 138 days allowed by SR 3.0.2, as measured from May 10,2007, the date of the most recent successful pressure measurement test, or within 138 days if not performed previously.

D. The following exemptions are authorized by law, will not present an undue risk to the public health and safety, and are consistent with the common defense and security. Therefore, these exemptions are granted pursuant to 10 CFR 50.12.

(1) Deleted Amendment No. 70

November 24, 2008 Mr. William R. Campbell, Jr.

Chief Nuclear Officer and Executive Vice President Tennessee Valley Authority 6A Lookout Place 1101 Market Street Chattanooga, TN 37402-2801

SUBJECT:

WATTS BAR NUCLEAR PLANT, UNIT 1 - CORRECTION TO AMENDMENT NO. 70 REGARDING CONTROL ROOM ENVELOPE HABITABILITY (TAC NO. MD7474)

Dear 1V1r. Campbell:

The U.S. Nuclear Regulatory Commission (NRC) issued the Amendment No. 70 to Facility Operating License No. NPF-90 for Watts Bar Nuclear Plant, Unit 1, on October 8, 2008 (Agencywide Document Access and Management System Accession No. ML082730231). This amendment was in response to your application dated October 26,2007 (ML073380948).

Amendment No. 70 revised the Technical Specifications (TSs) to adopt TS Task Force (TSTF)

Change Traveler TSTF-448, Revision 3, "Control Hoom Envelope Habitability."

Subsequent to issuance, it was discovered that pages 4 and 4a of the License, which contain license conditions, were inadvertently omitted. The NRC staff sent a correction letter, dated October 28, 2008. Subsequent to issuance of the correction letter, it was discovered that there was a typographical error on page 4a of the License. Enclosed is the corrected page for Amendment No. 70. Please replace the page. This corrects a typographical error and does not affect the technical content of Amendment No. 70 and its associated safety evaluation.

We regret any inconvenience this may have caused. If you have any questions, please contact me at (301) 415-3100.

Sincerely, lRAI John G. Lamb, Senior Project Manager Watts Bar Special Projects Branch Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket No. 50-390

Enclosure:

License page 4a cc w/enclosure: Distribution via Listserv DISTRIBUTION:

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