ML20202E569

Proposed Tech Specs 1-1 Re One Time Reduction of Mode 6 Reactor Coolant Sys Boron Concentration

ML20202E569
Person / Time
Site:	Prairie Island
Issue date:	02/10/1998
From:	NORTHERN STATES POWER CO.
To:
Shared Package
ML20202E516	List: ML20202E511 ML20202E557 ML20202E569
References
NUDOCS 9802180180
Download: ML20202E569 (4)

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Exhibit B Prairie Island Nuclear Generating Plant License Amendment Request Dated February 10,1998 Proposed Changes Marked Up On Existing Technical Specification Pages Exhibit B consists of an existing Technical Specification page with the proposed changes highlighted on that page (shaded material to be added, strike-through material to be removed). The page affected by this License Amendment Request is listed below-Table TS.1-1 2

1

TABLE TS.1 1 Rr" 111 9/10/9^

TABLE TS.1-1 QEEEATIONAL MODES REACTOR

% RATED AVERAGE VESSEL llEAD REACTIVITY THERMAL COOLANT CLOSURE BOLTS

t. Q

[ LODE TITLE CONDITION POWER,_ TEMPERAT_URE FULLY TENSIONED 1 POWER OPERATION Critical > 2% NA -YES 2 '110T STANDBY ** Critical 5 2% NA YES 3 il0T SHUTDOWN ** Suberitical NA h 350*F YES 4 INTERMEDIATE Suberitical NA < 350'F YES SHUTDOWN ** a 200*F 5 COLD SHUTDOWN Suberitical NA < 200*F YES 6 REFUELING .NA* NA NA NO Boron concentration of the reactor coolant system and the refueling cavity sufficient to ensure that the more restrictive of the following conditions is met:

a. K.rc $ 0.95, or

-b. Boron concentration 2 2000 ppm?**.

• • Prairie Island specific MODE title, not consistent with Standard Technical Specificat. ion MODE titles. MODE numbers are consistent with Standard Technical Specification MODE numbers.

'***Thsle s3 to rTeii61sh tTays teidib 6 r o nTc oiice ht rat tonlishalElisq?1900? ppm 1fo r'1

, d

d199EAjMODE}.6j L operaeioniduring;thsiUnitij2kfor.ce' iputage;whicin; began}gniJanua t

4 l

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Exhibit C Prairie Island Nuclear Generating Plant

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License Amendment Request Dated February 10,1998 )

Revised Technical Specification Pages Exhibit C consists of a revised page for the Prrarie Island Technical Specifications with the proposed changes incorporated, The revised page is listed below:

Table TS.1-1 P

TAB',E TS .1 -1 ,

p s .

TABLE TS.1-1 OPERATIONAL MODES REACTOR

% RATED 0.VEAACE VESSEL HEAD REACTIVITY THERMAL COOLANT CLOSURE BOLTS HQDE TITLE CONDITION POWER TEMPERATURE EpLLY TENSIONED 1 POWER OPERATION Critical > 2% NA YES 2 HOT STANDBY ** Critical 5 2% NA YES 3 HOT SHUTDOWN ** Suberitical NA h 350'F YES 4 INTERMEDIATE Suberitical NA < 350*F YES SHUTDOWN ** h 200*F 5 COLD SHUTDOWN .Suberitical NA < 200'F YES 6 REFUELINC NA* NA NA NO

+

Boron concentration of the reactor coolant system and the refueling cavity sufficient to ensure that the more restrictive of the following conditions is met:

a. K e rr s 0.95, or

b. Boron concentration 2 2000 ppm ***.

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• • Prairie Isiand specific MODE title, not consistent with Standard Technical Specification MODE titles. MODE numbers are consistent with Standard Technical Specification MODE numbers.

• • • The reactor coolant system boron concentration shall be 2 1900 ppm for MODE 6 operation during the Unit 2 forced outage which began on January 24, 1998.

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