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)

Text

.

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

[ LODE TITLE CONDITION POWER,_ TEMPERAT_URE FULLY TENSIONED Q

t.

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

d199EAjMODE}.6j operaeioniduring;thsiUnitij2kfor.ce' iputage;whicin; began}gniJanua d

L t

4 l

n

Exhibit C Prairie Island Nuclear Generating Plant

)

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 rr s 0.95, or e

b. Boron concentration 2 2000 ppm ***.

l

• • 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.

I i

- _ _ _ _ _ _ _ _ _ _ _ _ _ _ _