ML20247D321

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Proposed Tech Specs Re Control Room Emergency Filtration Sys & Instrumentation & Allowing Continued Plant Operation for Unlimited Period of Time
ML20247D321
Person / Time
Site: Vogtle  Southern Nuclear icon.png
Issue date: 05/19/1989
From:
GEORGIA POWER CO.
To:
Shared Package
ML20247D319 List:
References
NUDOCS 8905250328
Download: ML20247D321 (5)
v • d • e


Text

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I ENCLOSURE 3 PLANT V0GTLE - UNITS 1, 2 NRC DOCKET 50-424, 50-425 OPERATING LICENSE NPF-68, NPF-81 REQUEST TO REVISE TECHNICAL SPECIFICATIONS INSTRUCTIONS FOR INCORPORATION The proposed amendment to the Technical Specification (Appendix A to Operating Licenses NPF-68 and NPF-81) would be incorporated as follows:

Remove Page Insert Page 3/4 3-27 3/4 3-27 3/4 3-27a 3/4 3-27a 3/4 7-14 3/4 7-14 3/4 7-14a 3/4 7-14a l

l E3-1 8905250328 890519 l'

PDR ADOCK 05000424 P

PDC

W-

.5 TABLE 3.3-2--(Continued)

-ACTION STATEMENTS (Continued)

ACTION 24 - With the number of OPERABLE channels one less than the Total Number of Channels, restore.t'ne inoperable channel to OPERABLE status within 48 hours5.555556e-4 days <br />0.0133 hours <br />7.936508e-5 weeks <br />1.8264e-5 months <br /> or declare'the associated valve inoperable and take the ACTION required by' Specification. 3.7.1.5.

ACTION With the number of OPERABLE channels one-less-than the Minimum

~

Channels OPERABLE requirement, be in at least HOT STANDBY within 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br />; however, one channel may be bypassed for up to 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> for surveillance testing per Specification 4.3.2.1 provided the other channel is OPERABLE.

ACTION 26 With-r4 number of OPERABLE channels one less than the Minimum Chan%.s SPERABLE requirement, restore at least one channel to 0PEVRE status-within 7 days or within the next 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> initiate.and maintain operation of the Control Room Emergency Filtration System in the Emergency mode"*.

.l' ACTION 27 - a) With one channel inoperable in a unit, restore the inoperable channel to OPERABLE status within 7 days OR within the next 6 hour:s initiate and maintain operation of one Control Room Emergency Filtration System (CREFS) in the unaffected unit in the emergency mode **.

l b) With one channel inoperable in each unit, restore each inoperable channel to OPERABLE status within 7 days OR within the next 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> initiate and maintain operation of one CREFS in each unit in the emergency mode **.

l c) With two channels inoperable in a unit, within I hour either 1) initiate and maintain operation of the two CREFS in the unaffected unit

  • OR 2) initiate and maintain operation of one CREFS in each unit in the emergency mode **.

l d) With three channels inoperable,-within I hour initiate and maintain operation of the two CREFS in the emergency mode in the unit with only one channel inoperable *,

e) With four channels inoperable, within 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> initiate and maintain operation of two CREFS in the emergency mode *.

l ACTION 28 - a) With one channel inoperable in a unit, restore the inoperable channel to OPERABLE status within 7 days, OR within the next 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> either 1) lock closed the affected and lock open the unaffected OSA intake dampers" OR 2) l Initiate and maintain operation of one CREFS in the emergency mode'*.

l

'The initiated CREFS shall be Train B unless Train B is inoperable.

  • The provisions of Specification 3.0.4 are not applicable to either unit.

l r

V0GTLE UNITS - 1 & 2 3/4 3-27

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______________________-________________--____-_-______-_-_-_-__-__-_____-__a

b

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TABLE 3.3-2 (Continued)

ACTION STATEMENTS (Continued) l b) With one channel inoperable in each unit, restote each inoperable channel to 0PERABLE' status within 7 days OR within the next 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> initiate and maintain operation of one CREFS in the emergency mode **.

l c) With two channels inoperable in a unit, withinl1 hour-either 1) lock' closed the affected and lock open the unaffected OSA intake dampers

  • OR 2) initiate and maintain l

operation of one-CREFS in each unit in the emergency mode **.

(

d)

With three channels inoperable, within 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> either 1) lock closed the OSA intake dampers of the unit with two inoperable channels and lock open the other OSA intake dampers and either restore the-remaining-affected channel to OPERABLE status within 7 days OR initiate and maintain operation of one CREFS in the emergency mode ** In the-l

.following.6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> OR 2). initiate and maintain operation of one CREFS in each unit in the emergency mode **.

l e) With four channels inoperable, within 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> initiate and maintain operation of one CREFS in each unit in the.

emergency mode **.

l "The initiated CREFS shall be Train B unless Train B is inoperable.

  • The provisions of Specification 3.0.4 are not applicable to either unit.

V0GTLE UNITS - 1 & 2 3/4 3-27a

7.

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PLANT SYSTEMS 3/4.7.6 CONTROL ROOM EMERGENCY FILTRATION SYSTEM (COMMON SYSTEM)

LIMITING CONDITION FOR OPERATION 3.7.6 Four independent Control Room Emergency Filtration Systems (CREFS) shall be OPERABLE.

APPLICABILITY: Elther Unit in MODES 1, 2, 3, and 4.

MODES S and 6 during movement of irradiated fuel or movement of loads over irradiated fuel.

ACTION:

With both units in MODES 1, 2, 3, or 4:

a.

With one Control Room Emergency Filtration System inoperable, restore the inoperable system to OPERABLE status within 7 days OR initiate and maintain operation of one train of the CREFS in the unaffected unit in the emergency mode ** OR within I hour lock l

closed the affected and lock open the unaffected unit's OSA intake dampers and place the affected unit in bt least HOT STANDBY within the next 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> and in COLD SHUTDOWN within the following 30 hours3.472222e-4 days <br />0.00833 hours <br />4.960317e-5 weeks <br />1.1415e-5 months <br /> **.

l b.

With one Control Room Emergency Filtration System inoperable in each unit, restore each inoperable system to OPERABLE status within 7 days OR initiate and maintain operation of both remaining CREFS in the emergency mode *.

l c.

With two Control Room Emergency Filtration Systems inoperable in a unit, initiate and maintain operation of both trains of CREFS in the unaffected unit in the emergency mode

  • OR within I hour lock closed l

the affected and lock open the unaffected unit's OSA intake dampers and place the affected unit in at least HOT STANDBY within the next 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> and in COLD SHUTDOWN within the following 30 hours3.472222e-4 days <br />0.00833 hours <br />4.960317e-5 weeks <br />1.1415e-5 months <br /> **.

l With only one unit in MODES 1, 2, 3, or 4:

a.

With one Control Room Emergency Filtration System inoperable in an operating unit, restore the inoperable system to OPERABLE status within 7 days OR initiate and maintain operation of one train of the CREFS in the shutdown unit in the emergency mode **.

l b.

With one Control Room Emergency Filtration System inoperable in a shutdown unit, restore the inoperable system to OPERABLE status within 7 days OR either 1) lock closed the affected and lock open i

the unaffected unit's OSA intake dampers

  • OR 2) initiate and maintain l

operation of one train of CREFS in the operating unit in the emergency mode **.

I c.

With one Control Room Emergency Filtration System inoperable in each unit, restore each inoperable system to OPERABLE status within 7 days OR lock closed the shutdown unit's OSA intake dampers and lock open the operating unit's OSA intake dampers and initiate and maintain operation of the remaining CREFS train in the shutdown unit i

in the emergency mode

  • l

' The initiated CREFS shall be Train B unless Train B is inoperable.

  • The provisions of Specification 3.0.4 are not applicable to either unit.
    • The provisions of Specification 3.0.4 are not applicable to the unaffected unit.

V0GTLE UNITS - 1 & 2 3/4 7-14

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PLANT SYSTEMS LIMITING CONDITION FOR OPERATION (Continued) l l

l d.

With two Control Room Emergency Filtration Systems inoperable in an l

operating unit, initiate and maintain operation of both CREFS trains

{

in the shutdown unit in the emergency mode *,

I e.

With two Control Room Emergency Filtration Systems inoperable in a shutdown unit, either 1) lock closed the affected and lock open the unaffected unit's OSA intake dampers

  • OR 2) initiate and maintain l

operation of both trains of the CREFS in the operating unit in the emergency mode

  • l Hith both units in MODES 5 or 6 during movement of irradiated fuel or movement of loads over irradiated fuel in either unit.

a.

Hith one Control Room Emergency Filtration System inoperable, restore the inoperable system to OPERABLE status within 7 days OR either 1) lock closed the affected and lock open the unaffected unit's OSA intake dampers

  • OR 2) initiate and maintain operation of l

one train of the CREFS in the unaffected unit in the emergency mode"

(

b.

With one Control Room Emergency Filtration System inoperable in each unit, restore the inoperable system to OPERABLE status within 7 days OR initiate and maintain operation of one train of CREFS in the emergency mode *.

l c.

With two Control Room Emergency Filtration Systems inoperable in a unit, either 1) lock closed the affected and lock open the unaffected unit's OSA intake dampers *, OR 2) initiate and maintain l

operation of one train of the CREFS in the unaffected unit in the "nergency mode

  • l d.

With three Control Room Emergency Filtration systems inoperable, either 1) lock closed the OSA intake dampers of the unit with two inoperable systems and lock open the OSA intake dampers of the unit with one inoperable system and restore the one inoperable system to OPERABLE status within 7 days OR initiate and maintain operation of the remaining train of CREFS in the emergency mode", OR 2) initiate l

and maintain operation of the remaining train of CREFS in the emergency mode" l

e.

With four Control Room Emergency Filtration Systems inoperable or with the OPERABLE CREFS required to be in the emergency mode by ACTION a, b, c, or d above not capable of being powered by an OPERABLE emergency power source, suspend all operations involving movement or irradiated fuel or movement of loads over irradiated fuel.

SURVEILLANCE REQUIREMENTS 4.7.6 Each Control Room Emergency Filtration System shall be demonstrated OPERABLE:

a.

At least once per 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> by verifying that the control room air temperature is less than or equal to 85'F.

'The initiated CREFS Shall be Train B unless Train B is inoperable.

'The provisions of Specification 3.0.4 are not applicable to either unit.

    • The provisions of Specification 3.0.4 are not applicable to either unit for entry into MODE 6 or 5.

V0GTLE UNITS - 1 & 2 3/4 7-14a

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