ML17329A003

Proposed Tech Specs 4.6.1.1 & 4.6.1.2 Re Requirements for Containment Airlocks

ML17329A003
Person / Time
Site:	Cook
Issue date:	04/16/1991
From:	INDIANA MICHIGAN POWER CO. (FORMERLY INDIANA & MICHIG
To:
Shared Package
ML17329A002	List: ML17329A001 ML17329A003
References
NUDOCS 9104220193
Download: ML17329A003 (18)

Text

Attachment 2 to AEP:NRC:1145 Existing Technical Specifications Pages Marked to Reflect Proposed Changes 9i04220i93 9i04ir~

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1

<<E?ORTAB LE EVENT iENT shal 1 l e >rv co.c'"'crs sceci=.ed i..

10 CER C 3 CoqP A~vq st~ a~~c'r: g ray 1 ~ 8 CC v A i~'"N i EORMS.v 1.8. 1 All penetrat'cns 'recu'red to be clcsed du in'ccident condit'ons a e eithe

a. Capable cf be'nc closed bv ar. CPEBABLE cortainment auto-mat'c 'so'aticr. va've system, or Closed by manual valves, blird fiances, or deactivated autcmat valves sec r d in thei c'csed positior.s, ex ep as prcviced 'n ~

a"'e 3.6-'" Scecif'cati'r.

3.6. 3. 1.

el gu vm hatches are c'osed and sea'ed.

sr~ cernplem~ ~ ~~~ +~+~ "" ( {

1.8. 3 ach a' ~

cc( ="ec'ficat'on 3.6.1.3, and The cental ert ~ea(ace ra"es a e w'".'r'". tne 1'm'"s of Spec L ca't, 3 6 ~ ~ ~

1.9: CHA .':E: C:L:BRAT CN shal'e ",he ad~ s".ment, as .-.ecessarv, cf channe'u"put sucn that it respcnds with the necessary range and accuracv to kncwn values cf the pa arne"er wh'ch "he channel mon'ers.

.he CHANNE:- CA:"BBATTCN shall ercompass the ent'e channe'ncludinc the senscr anc ala~ and/or trip functions, and shall nc'e "?:e CHAN'.:E

-"NC=:-CNAL TEST. The CHANNE'AL:BPAT:CN ma, be =erfcr...ed by any series cf sequential, overlappin

>h other inc'options and/cr status derived free inde"erdert

'nstrumen" charnels measurin". tne same parameter.

D. C. COOK - t;NIT 1 Amendment No. 87

3/4.6 CONTAINMFNT SYSTEMS 3/4 6 I PRIMARY CONTAINM NT CONTAINMENT INTEGRITY LIMITING CONOITION FOR OPERATION 3.6.1.1 Primary CONTAINMENT INTEGRITY shall be maintained.

APPLICABILITY: MOOES I, 2, 3 and 4.

ACTEON:

Mithout primary CONTAINM NT INTEGRITY, restore CONTAINMENT'NTEGRITY within one hour or b in at least HOT STANOBY 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 COLO SHUTOONN within the following 30 hours3.472222e-4 days <br />0.00833 hours <br />4.960317e-5 weeks <br />1.1415e-5 months <br />.

SURVEILLANCE REOUIREHENTS 4.6.1.1 Primary CONTAINMENT INTEGRITY shall be demonstrated:

a. At least once per 31 days by verifyinq that:

AII penetrations*not capable of being closed by OPERABLE containment automatic isolation valves and required to be closed during accident conditions are closed by valves, blind flanges, or deactivated automatic valves secured in their positions, except as provided in Table 3.6-1 of Specification 3.6.3.1, and

2. All equipment hatches are closed and sealed,

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By iFyi g h h t i t i 1 k i OISWBH pecification 3.6.1.3.

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~Except valves, blind flandres, and deactivated automatic valves which are located 'nside the containment and are locked, sealed or othezA.se secured in the closed position. These penetrations shall be verified closed dur-ing each COLD 8:":LTD04N except that suc'h verification need not be performed more often than once per 92 days.

0. C. COOK-UNIT I 3/4 6-1 Amendment No. 95

IB CONTAINMENT SYSTEMS SURVEILLANCE RE UIREMENTS Continued

b. If any periodic Type A test fails to meet .75 L, the test schedule for subsequent Type A tests shall be r$ viewed and approved by the Coamission. If two consecutive Type A tests fail to meet .75 L , a Type A test shall be performed at leas, every 18 months until two consecutive Type A tests meet .75 L , at which time the above test, schedule may be resumed.

a'.

The accuracy of each Type A test shall be verified by a supple-mental test which:

1. Confirms the accuracy of the Type A test by verifying that the difference between supplemental and Type A test data is within 0.25 L ,

2. Has a duration sufficient to establish accurately the change in leakage between the Type A test and the supplemental test.

3. Requires the quantity of gas injected into the contain-ment or bled from the containment during the supplemental test to be equivalent to at least 25 percent-of the total measured leakage rate at P , l2.0 psig.

d. Type 8 and C tests shall be conducted at P , 12.0 psig, at intervals no greater than 24 months except for tests involving air locks.

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f. All test leakage rates shall be calculated using observed data converted to absolute values. Error analyses shall be perform-ed to select a balanced integrated leakage measurement system.

0. C. COOK-UNIT l 3/4 6-3

CONTAIHNEHT SYSTEMS COHTAINMEilT AIR LOCKS LIMITING CONOITION FOR OPERATION 3.6.1.3 Each containment air lock shall be OPERABLE with:

'a 4 Both doors closed except when the air lock is being used for normal transit entry and exit through the containment, then at least one air lock door shall be closed, and

b. An overall air lock leakage rate of < 0.05 La at Pa>

12 psig.

APPLICABILITY: MOOES 1, 2, 3 and 4.

ACTION:

With an air lock inoperable, restore the air lock to OPERABLE status within 24 hours or be in at least HOT STAHOBY within the next 6 hours and in COLO SHUTDOWN within the following 30 hours3.472222e-4 days <br />0.00833 hours <br />4.960317e-5 weeks <br />1.1415e-5 months <br />.

SURVEILLANCE RE UIRBIEHTS 4.6.1.3 Each containment air lock shall be demonstrated OPERABLE:

a. B vi u 1 i s etio af. each nin o ver' at

". e'ea s n een dama G.g "After each opening, exc pt when the air lock is being used

=or multiple entries, when it shall be done at leas once per 3 days, by perForming an air leakage test without a simulated pressure,orc on the door by pressurizing the gap between the seals to 12 psig and verifying a seal leakage of no greater than 0.= L .

empt-on to poendix "J" of 10 CFR =0.

O. C. COOK-UNIT 1 3/4 6-4

CONTAINMENT SYSTEMS SURVEILLANCE REQUIREMENTS (Continued)

At least once per 6 months, perform an air leakage test without a simulated pressure force on the door oer 4.6.1.3.b.,

then perform an air leakage tes, with a simulated oressure force on the door, by pressurizing the cao between the seals to 12 psig and verifying a seal leakage of no greater than 0.0005 L .

C.g At least once oer 6 months by conducting an overall air lock leakage test at P {12 psig) and by verifying that the overall air lock leakage fate is within its limit.

At least once per 6 months by veriyying that onIy one door in each air lock can be opened at a time.

0. C. COOK-UNIT 1 3/4 6-6

DEFINZTZONS REPORTABLE EV NT 1.7 A REPORTABLE EVENT shall be any of those conditions specified in 10 CFR 50.73 INTEGRITY

'ONTAINS'KNT 1.8 CONTAINMENT INTEGRITY shall exist when:

1.8.1 All penetrations recuired to be closed during accident conditions are either:

a Capable of being closed by an OPERABLE containment auto-matic isolat'on valve system, or

b. Closed by manual valves, blind flanges, or deactivated automatic valves secured in their closed positions, excep" as provided in Table 3.6-1 of Specification 3.6.3.1 ~

1.8. 2 All equipment hatches are closed and sealed.

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1.8.3 Each air lock is Specification 3.6.1.3, 1.8.4 The containment leakace rates are within'he limits of Specification 3.6.1.2, and 1.8.5 The sealing mechanism associated with each penetrat'on (e.g., welds, bellows or 0- ings) is OPERABLE.

CHANNEL CALIBRATION 1.9 A CHANNEL CALIBRAT=ON shall be the adjustment, as necessary, of the channel output such that it responds with the necessary range and accuracy to known values of the parameter which the channel monitors.

The CHANNEL CALIBRATION shall encompass "he entire channel including the sensor and alarm and/or trip functions, and shall include the CHANNEL FUNCTIONAL TEST. The CHANNEL CALIBRATION may be performed by any series of secuential, overlapping or total channel steps such that the entire channel is calibrated.

CHAUNEL CHECK 1.10 A CHANNEL CHECK shall be the qualitative assessment of channel behavior during operation by observation. This determination shall inc'ude, where possible, ccmparison of the channel indication and/or status with other indications and/or status derived from independent instrument channels measuring the same parameter.

D. C. COOK - UNIT 2 1-2 Amendment No.73

3 4 6 CONTAINMENT SYSTEMS PRIMARY CONTAINMENT CONTAINMENT INTEGRITY LIMITING CONDITION FOR OPERATION 3.6.1.1 Primary CONTAINMENT INTEGRITY shall be maintained.

APPLICABILITY: MODES 1, 2, 3 and 4.

ACTION:

Without primary CONTAINMENT INTEGRITY, restore CONTAINMENT INTEGRITY within one hour or be 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 COLO SHUTDOWN within the following 30 hours3.472222e-4 days <br />0.00833 hours <br />4.960317e-5 weeks <br />1.1415e-5 months <br />.

SURYEILLANCE RE UIREMENTS 4.6.1.1 Primary CONTAINMENT INTEGRITY shall be demonstrated:

a. At least once per 31 days by verifying that:

l. All penetrations" not capable of being closed by OPERABLE containment automatic isolation valves and required to be closed during accident conditions are closed by valves.

blind flanges, or deactivated automatic valves secured in their positions, except as provided in Table 3.6-1 of Specification 3.6.3.1, and All equipment hatches are closed and sealed.

kAE

'. 2.

8l Speci tfli gtt i. *I fication 3.6.1.3.

I. I tg in Oo la.<Q.P. @3'.Q oi va ves, blind flanges, and deactivated automatic valves which remedy'Excep are located inside the containment and are locked, sealed or otherwise secured in the closed position. These penetrations shall be verified closed during each COLO SHUTDOWN except that such verification need not be performed mor e of.en than once per 92 days.

D. C. COOK - UNIT 2 3/4 6-1

CONTAINMENT SYSTEMS SURVEILLANCE REQUIREMENTS Continued)

b. If any periodic Type A test fails to meet .75 L, the test schedule for subsequent Type A tests shall be r$ viewed and approved by the Commission. If two consecutive Type A tests fail to meet .75 L , a Type A test shall be performed at least every 18 months until two consecutive Type A tests meet .75 L , at which time the above test schedule may be resumed.

c. The accuracy of each Type A test shall be verified by a supple-mental test which:

Confirms the accuracy of the Type A test by verifying that the difference between supplemental and Type A test, data is within 0.25 L ,

2. Has a duration sufficient to establish accurately the change in leakage rate between the Type A test and the supplemental test.

3. Requires the quantity of gas injected into the contain-ment or bled from the containment during the supplementa1 test to be equivalent to at least 25 percent of the total measured leakage at P , 12.

d. Type 8 and C tests shall be conducted with gas at P , 12.0 psig, at intervals no greater than 24 months except for tests 4~

involving air locks.

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. f. All test leakage rates shall be calculated using observed data converted to absolute values. Error analyses shall be per-formed 'to select a balanced integrated leakage measurement system.

g. The provisions of Specification 4.0.2 are not applicable.

0. C. COOK - UNIT 2 3/4 6-3

Attachment 3 to AEP:NRC:1145 Proposed Revised Technical Specifications Pages

DEFINITIONS REPORTABLE EVENT 1.7 REPORTABLE EVENT shall be any of those conditions specified in 10 CFR 50.73.

CONTAINMENT INTEGRITY 1.8 CONTAINMENT INTEGRITY shall exist when:

1.8.1 All penetrations required to be closed during accident conditions are either:

a. Capable of being closed by an OPERABLE containment auto-matic isolation valve system, or

b. Closed by manual valves, blind flanges, or deactivated automatic valves secured in their closed positions, except as provided in Table 3.6-1 of Specification 3.6.3.1.

1.8.2 All equipment hatches are closed and sealed.

1.8.3 Each air lock is in compliance with the requirements of Specification 3.6.1.3, and 1.8.4 The containment leakage rates are within the limits of Specification 3.6.1.2.

CHANNEL CALIBRATION 1.9 A CHANNEL CALIBRATION shall be the adjustment, as necessary, of the channel output such that it responds with the necessary range and accuracy to known values of the parameter which the channel monitors. The CHANNEL CALIBRATION shall encompass the entire channel including the sensor and alarm and/or trip functions, and shall include the CHANNEL FUNCTIONAL TEST.

The CHANNEL CALIBRATION may be performed by any series of sequential, overlapping or total channel steps such that the entire channel is calibrated.

CHANNEL CHECK 1.10 A CHANNEL CHECK shall be the qualitative assessment of channel behavior during operation by observation. This determination shall include, where possible, comparison of the channel indication and/or status with other indications and/or status derived from independent instrument channels measuring the same parameter.

COOK NUCLEAR PLANT UNIT 1 1-2 AMENDMENT NO.

CONTAINMENT SYSTEMS SURVEILLANCE RE UIREMENTS

b. If any periodic Type A test fails to meet .75 L , the test a

schedule for subsequent Type A tests shall be reviewed and approved by the Commission. If two consecutive Type A tests fail to meet .75 , Type L a A test shall be performed at least every 18 months until Cwo consecutive Type A tests meet .75 L, at which the above test schedule may be resumed. a'ime c~ The accuracy of each Type A test shall be verified by a supplemental test which:

1. Confirms the accuracy of the Type A test by verifying that the difference between supplemental and Type A test data is within 0.25 L ,

a'.

Has a duration sufficient to establish accurately the change in leakage between the Type A test and the supplemental test.

3. Requires the quantity of gas injected into the containment or bled from the containment during the supplemental test to be equivalent to at least 25 percent of the total measured leakage rate at P , 12.0 psig.

a'.

Type B and C tests shall be conducted at P , 12.0 psig, at no greater than 24 months except for tests involving a'ntervals air locks.

e. Each containment air lock shall be verified to be in compliance with the requirements of Specification 3.6.1.3.

All test leakage rates shall be calculated using observed data converted to absolute values. Error analyses shall be performed to select a balanced integrated leakage measurement system.

COOK NUCLEAR PLANT UNIT 1 3/4 6-3

CONTAINMENT SYSTEMS CONTAINMENT AIR LOCKS LIMITING CONDITION FOR OPERATION 3.6.1.3 Each containment air lock shall be OPERABLE with:

a. Both doors closed except when the air lock is being used for normal transit entry and exit through the containment, then at least one air lock door shall be closed, and

b. An overall air lock leakage rate of less than or equal to 0.05 L a

at P , 12 psig.

MODES a'PPLICABILITY:

1, 2, 3 and 4.

ACTION'ith an air lock inoperable, restore the air lock to OPERABLE status within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> or be 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 />.

SURVEILLANCE RE UIREMENTS 4.6.1.3 Each containment air lock shall be demonstrated OPERABLE:

a +After each opening, except when the air lock is being used for multiple entries, when it shall be done at least once per 3 days,

~

by performing an air leakage test without a simulated pressure force on the door by pressurizing the gap between the seals to 12 psig and verifying a seal leakage of no greater than 0.5 L .

to Appendix "J" of a'Exemption 10 CFR 50.

COOK NUCLEAR PLANT - UNIT 1 3/4 6-4

CONTAINMENT SYSTEMS SURVEILLANCE RE UIREMENTS Continued

b. At least once per 6 months, perform an air leakage test without a, simulated pressure force on the door per 4.F 1.3.b., then perform.

an air leakage test with a simulated pressure force on the door, by pressurizing the gap between the seals to 12 psig and verifying a seal leakage of no greater than 0.0005 L .

a'.

At least once per 6 months by conducting an overall air lock leakage test at P (12 psig) and by verifying that the overall air lock leakage rate is within its limit.

d. At least once per 6 months by verifying that only one door in each air lock can be opened at a time.

COOK NUCLEAR PLANT - UNIT 1 3/4 6-5

DEFINITIONS REPORTABLE EVENT 1.7 A REPORTABLE EVENT shall be any of those conditions specified in 10 CFR 50.73.

CONTAINMENT INTEGRITY 1.8 CONTAINMENT INTEGRITY shall exist when:

1.8.1 All penetrations required to be closed during accident conditions are either:

a. Capable of being closed by an OPERABLE containment automatic isolation valve system, or

b. Closed by manual valves, blind flanges, or deactivated automatic valves secured in their closed positions, except as provided in Table 3.6-1 of Specification 3.6.3.1.

1.8.2 All equipment hatches are closed and sealed, 1.8.3 Each air lock is in compliance with the requirements of Specification 3.6.1.3, 1.8.4 The containment leakage rates are within the limits of Specification 3.6.1.2, and 1.8.5 The sealing mechanism associated with each penetration (e.g., welds, bellows or 0-rings) is OPERABLE.

CHANNEL CALIBRATION 1.9 A CHANNEL CALIBRATION shall be the adjustment, as necessary, of the channel output such that it responds with the necessary range and accuracy to known values of the parameter which the channel monitors.

The CHANNEL CALIBRATION shall encompass the entire channel including the sensor and alarm and/or trip functions, and shall include the CHANNEL FUNCTIONAL TEST. The CHANNEL CALZBRATZON may be performed by any series of sequential, overlapping or total channel steps such that the entire channel is calibrated.

CHANNEL CHECK 1.10 A CHANNEL CHECK shall be the qualitative assessment of channel behavior during operation by observation. This determination shall include, where possible, comparison of the channel indication and/or status with other indications and/or status derived from independent instrument channels measuring the same parameter.,

COOK NUCLEAR PLANT UNIT 2 1-2 AMENDMENT NO.

3 4.6 CONTAINMENT SYSTEMS 3 4.6.1 PRIMARY CONTAINMENT CONTAINMENT INTEGRITY LIMITING CONDITION FOR OPERATION 3.6.1.1 Primary CONTAINMENT ZNTEGRITY shall be maintained.

APPLICABILITY: MODES 1, 2, 3 and 4.

ACTION:

Without primary CONTAZNMENT INTEGRITY, restore CONTAINMENT INTEGRITY within one hour or be 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 />.

SURVEILLANCE REQUIREMENTS 4.6.1.1 Primary CONTAINMENT INTEGRITY shall be demonstrated:

At least once per 31 days by verifying that:

1. All penetrations* not capable of being closed by OPERABLE containment automatic isolation valves and required to be closed during accident conditions are closed by valves, blind flanges, or deactivated automatic valves secured in their positions, except as provided in Table 3.6-1 of Specification 3.6.3.1, and

2. All equipment hatches are closed and sealed,

b. By verifying that each containment air lock is in compliance with the requirements of Specification 3.6.1.3.

• Except valves, blind flanges, and deactivated automatic valves which are located inside the containment and are locked, sealed or otherwise secured in the closed position. These penetrations shall be verified closed during each COLD SHUTDOWN except that such verification need not be performed more often than once per 92 days.

COOK NUCLEAR PLANT UNIT 2 3/4 6-1 AMENDMENT NO+

CONTAINMENT SYSTEMS SURVEILLANCE REQUIREMENTS Continued

b. If any periodic Type A test, fails to meet .75 La , the test schedule for subsequent Type A tests shall be reviewed and approved by the Commission.

a If two consecutive Type A tests fail to meet .75 L , a Type A test shall be performed at least every 18 months until two consecutive Type A tests meet .75 L , at which time the above test schedule may be resumed.

a'.

The accuracy of each Type A test shall be verified by a supple-mental test which:

i

1. Confirms the accuracy of the Type A test by verifying that the difference between supplemental and Type A test data is within 0.25 L a'.

Has a duration sufficient to establish accurately the change in leakage between the Type A test and the supplemental test.

3. Requires the quantity of gas in)ected into the contain-ment or bled from the containment during the supplemental test to be equivalent to at least 25 percent, of the total measured leakage rate at P , 12.0 psig.

a

d. Type B and C tests shall be conducted at P , 12.0 psig, at no greater than 24 months except for tests involving a'ntervals air locks.

e. Each containment air lock shall be verified to be in compliance with the requirements of Specification 3.6.1.3.

f. All test leakage rates shall be calculated using observed data converted to absolute values. Error analyses shall be performed to select a balanced integrated leakage measurement system.

g. The provisions of Specification 4.0.2 are not applicable.

COOK NUCLEAR PLANT - UNIT 2 3/4 6-3 AMENDMENT NO.