ML20082M714
| ML20082M714 | |
| Person / Time | |
|---|---|
| Site: | Sequoyah  |
| Issue date: | 08/27/1991 |
| From: | Joshua Wilson TENNESSEE VALLEY AUTHORITY |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| Shared Package | |
| ML20082M717 | List: |
| References | |
| NUDOCS 9109050343 | |
| Download: ML20082M714 (4) | |
Text
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August 27. 1991 I
TVA-SQN-TS-91-09 10 CFR 50.90 l
U.S. Nuclear Regulatory Conenission ATIN:
Do ewnen t Con t rol l'es k Was,hington. D.C.
205 %
Gentlemen:
in the Matter of
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Docket Nos.
50-3.,
Tennessee Valley Authority
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50-32%
SEQUOYAH NL' CLEAR PLANT (SQN) - TECllNICA!, SPECIFICATION (IS) CllANGE 91-04, I
REVISION OF CONTAINMENT RADIATION MONITGk REQUIRLMENTS In accordance with 10 CFR $0.90, we ar e enclosing, a requested amendment to 1.irenses DPR-77 and Dl'R-79 to change the TSs of SQN Units 1 and 2.
The proposed change deletes the containment ventilation isolation (CV1) actuation s'gnal from the upper and lower containment tadiation monitorn.
This change also provides, a TS 3.0.!t exclusion for the CVI inst rwnentation, revises the ac tion requirement for inoperable CV!
lust rwrientation to require closing thn containment purge supply and exhaust valves, revises the action requirement for inoperable radiation monitoring purge air instrumentation to clarity applicable l
specifications, and revibes applicable bases description.s to agree with SQN design.
l TVA intends to perform the SQN modifications to delete the CVI function from the Units 1 and 2 containment radiation monitors in January 1992.
The other proposed changes do not require any modifications and can be
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implemented as soon as the changes are approved.
Therefore. TVA requests approval of these changes by January 1992, with an implementation period of 30 days.
f The proposed TS change is identified in Enclosure 1.
The justilication for the proposed TS change is provided in Enclosure 2.
A proposed determination of no significant hazards cora.ide ra t ion pe r f ormed pursuant f
to 10 CFR 50.92 is provided in Enclosure 3.
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9109050343 910827 PDR ADOCK 05000327 l\\
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i U.S. Nuclear Regulatory Commission August 27, 1991 i
Please direct questions concerning this issue to Keith C. Weller at (615) 843-7527.
Very truly yours.
TENNESSEE VALLEY AUTHORITY J
$/ *C L. Wilson Sworn to and subscribed before me thin J f day of f]_u n t 1991-
. h w i k><tt).LN w b NotargPublic.
My Commission Expires N h i k Enclosures cc (Enclosures)t-American Nuclear Insurers NRC Resident inspector Attentions Librarian Sequoyah Nuclear Plant f
The Exchange, Suite 245 2600 Igou Ferry Road 270 Farmington Avenue Soddy Daisy. Tennessee 37379 Farmini; ton, Connecticut 06032
-Mr. D. E. LaBarge. Project Manager Mr. B. A. Wilson, Project Chief U.S. Nuclear Regulatory Commission U.S. Nuclear Regulatory Commist. ion-One White Flint, North Region 11 i
11555 Rockville Pike 101 Marietta Street, NW, Suite 2900 Rockville Maryland 20852 Atlanta, Georgia 30323 Mr. Michael H. Mobley. Director (w/o Enclosures)
Division of Radiological Health T.E.R.R.A. Building 150 9th Avenue. N Nashville, Tennessee 37203 t
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ENCI.05URE 1 PROPOSED TECilNICAL SPECIFICATION CllANGE SEQUOYAll NUCLEAR PIANT UNITS 1 AND 2 DOCKET NOS. 50-327 AND $0-328 (TVA-SQN-TS-91-09) l l
i LIST OF AFTECTED PAGES j
i Unit 1 3/4 3-16 3/4 3-17 3/4 3-22 3/4 3-26 3/4 3-32 l
3/4 3-35 3/4 3-36 3/4 3-40 4
i 3/4 3-41 3/4 3-42 B 3/4 9-3 i
Unit-2 3/4 3-17 3/4 3-22
.3/4 3-26 3/4 3-12 l
3/4 3-35 l
I 3/4 3-36
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3/4 3-41 L
3/4 3-42 3/4 3-43 B 3/4 9-3 i
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