ML20136G411

Proposed Tech Spec Changes,Correcting Value of P(A) as Given in Snupps FSAR Section 6.2.1.4.3.3

ML20136G411
Person / Time
Site:	Callaway
Issue date:	11/15/1985
From:	UNION ELECTRIC CO.
To:
Shared Package
ML20136G404	List: ML20136G399 ML20136G411
References
NUDOCS 8511220342
Download: ML20136G411 (6)

Text

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ULNRC-12.08 PROPOSED TECHNICAL SPECIFICATION CHANGES BS11220342 851115 DR ADOCK 0500 3

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j 3/4.6 CONTAINMENT SYSTEMS 3/4.6.1 PRIMARY CONTAINMENT CONIAINMENT INTEGRITY LIMITING CONDITION FOR OPERATION

3. 6.1.1 Primarf CONTAINMENT INTEGRITY shall be saintained.

APPLICABILITY: MODES 1, 2, 3, and 4 ACTION:

Without primar/ CCNTAINNENT INTEGRITY, restore CCNTAINMENT INTE*3RITf within-

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1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> or be in at least HOT STANDSY 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 ~

SHUT 00%N within. the following 30 hours3.472222e-4 days <br />0.00833 hours <br />4.960317e-5 weeks <br />1.1415e-5 months <br />.

SURVEILLANCE REOUIREMENTS f-

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4.5.I.I.

Frimarv CONTAINMENT. INTE3RITI snali be demonstrated:.

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At Teast once per 3I days Oy veriff ag-that aTT penetrations" not f

cacacie of being crosed ':y GPERAELE contain=ent automatic -isciaticn valves and requirec Oc be cTosed' during actfdent. canditions are

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cTosed by valves, bTind flanges,. or deactivatad autcmatic valves secured in their positions, excent as proviced in Tacle 2.5-L of Specification.T.6.3, s

By verif ing cat aaca c::ntain=ent ifr iccx is in ec=c!fanca with ne b.

f requirementa of Specificaf.ica 3.5. '. 2; and Aftar eacn c!csing of aaca penet ation sucject is Type 3 testing, c.

excact te containment air locxs, if scened failcwing i Type A 2r 3 tast, by leak rata tasting.ne seaI with gas at a pressura act Tes's

. nan s $psig, and verif ing :nat wnen :ne :easurad Teakage cata

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for indse seais is idced Oe leakage -atas detarained pursuant to Scecification 1.5.1.2d. fcr ali otter Type 3 anc C penet: ations, ce

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ccmcined leakage cata is less nan 0.50 L,.

.Excsot valves, clind flanges, 2nc :eactivatad succmatic valves *nica tra locatad insice me containment and tre locxed, sealed ar-attervise secur-c in :ne c!csec ;csition.

These genetrations snali ce verified closed curing esca C3LO 3HUTC0%N excact Oat sucn verificaticq need act te ;erfor ac core of tan man 2nca :ec 32 days.

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p-REVisl0N I' 7 g)N1AINMENTSYSTEMs CONTAINMENT LEAKAGE 7

LIMITING CONDITION FOR OPERATION Containment leakage rates shaiT be limited to:

3.6.1.2 An overall integrated leakage rate of less than or equal to L,, 0.20%' N'/

i by wei~ght of the. containment air per 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> at P,,@psig.

a.

A combined Teakage rate of less than 0.60 L,, for all penetrations b.

and valves subfect to Type 3 and C tests, when pressurized to P & **iT-y, a

APPL [CABILITY_t MODES ~1,2,_I and 4 -

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With eith i-the :neasured overaIT fatagratad containment Teakage rata exceedins 0.75 L, or the :neasured coacfned Teakage rata for aTT penetrations a d

subfect to Types-3' and.C testsJaxceeding 0.60 t,. restare.the overaTT f ateg leakage rate to Tess than G;75 Eg and'the concined Teakage rata for alt pene 2 Tess thart O'.50 L, prior to fac easing trations sublect to-T'ype T and C' tast t:

the Reactor Coat' ant. System tamcerature. above 200*F.

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.k SURVEILLANCE REOUIREMENT5' The containment Teakage ratas shall se demonstratad at the foTTcwinq

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test schedule and shaIT ce detarmined in conformance with :ne CFR ? art 50 using.Me metaccs and ;2revisicas of ANSI

4. 5.1. 2 fied in N45. 2-1972:.

g,7 ntagrated Cantainment L:rakage lata)

Three Type A tasts (Overait acnth incarvais during shurc::wn at 1 snall be c::ncuctad at 10 : '

ics perled.

a.

2ressure not less than ?,,.t

@psig, during each 10 year serv The third :ast of eacn sat shaII be c nductad during the shutdown far the 10 year ;21 ant inservice inscac.fon; a

If sny ;:ecicdic Type 4 test fails ts teet 0.75 L,, the tast senecule b.

for sucsequent Type 4 tasts shall be reviewed and accr=ve 3

Cammission.

Type A test shal f te ;:erformee at least every 13 months untii 0.o c::nsecutive Type A :ests meet 0.75 L,, at wnien time ne acove tast 1

schedule may be esumed:

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CONT INMfM1 SYSTEMS I

RVI il_t ANCF,R, EQtitR1MFKT5 (Continued)

The accuracy of each Type A test shall be verified by a supplemental c.

test which:

Confirms the accuracy of the test by verify.ing that the supple-1) mental test result, L,, minus the sum of the Type A and the superimposed leak. L, is equal to or less than 0.25 L,,

Has a duration sufficient to establish accurately the change in 2) leakage rata between the Type A test and the supplemental test, and Requires that the rate at wnica gas is infec*,ad into the contain-3) ment or bled frcm the containment during the supplementai test is between 0.75 L and 1.25 L*

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Type S and C t ts shall be conducted witn gas at a pressure nor.

X less than F,,

psig, at. incarvals, no greatar than 24 months except for-tests involving:

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Alr-locks, and Purge supply and exnaust isolation valves with resilient :natarfal:

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sears.

Air locks shall se tasted and demonstratad CPERABLE ty 'the requirements e.

of Specification a. 6.1. 3

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isolation salves with resfTient satarfar seals -

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Purge sucply and exnau.

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shaII Oe testad and demonstrated GPERA8LE ty ne requir-ments at" Scecifications 4 s.1.7. 2 and 4. s.1. 7.1,. as acpticacie; anc accifcacie.

The ;revisiens of Icecification 1.0.2 tre not g.

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REVISIOy' 1 -

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' CONI AINMENI ',YSit MS CONTAINMENT AIR LOCKS LIMITING CONDITION FOR OPERATION k

Each containment air lock shall be OPERABLE with:

3.6.1.3 Both doors closed except when the air Tock is being used for nonnal transit entry and exits through the containment, then at least one -

a.

air lock door shall be closed, and air Tock leakage rata of Tess than or equar ts 0.0E L, b.

An over x

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APPLICABILITY: MODES 1, 2,. 3, and 4 ACTION:

With one containment afr Tack daar fnoperabTe:

a.

Maintain at least the OPERABLE air Tock door cTosed and either

' restore the-inoperabTe air Tock door ts GPERABLE status within.

1.

24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> or Tock.the OPERAELE air Tock. door crosed,.

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Operation :nay then. continue untiT. performanes of the next required overait air Tack Teakage test provided that the OPERABLE 2.

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air-Tock door is verffied' to be rocked cTosed at. Teast onca ;:er

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31 days,.

Otherwise, be in at least HOT STAND 8Y within the next i hours 3.

and in CDLD SHUTDC%N within the following 30 hours3.472222e-4 days <br />0.00833 hours <br />4.960317e-5 weeks <br />1.1415e-5 months <br />,. and The provisions of Specification 3.0.a tre not acclicacie.

4.

is tne result of in With the containment air lack inoceracle, excant inoperable air locx door, saintain ac Teas: one air lock door closed:

b.

restore the inoceraale air Iack to GPERABLE status within 21 hours2.430556e-4 days <br />0.00583 hours <br />3.472222e-5 weeks <br />7.9905e-6 months <br /> or be in at Teast HOT STANOBY within the next 5 nours Inc in CLO SHUTCC%N within ene following 30 nours.

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CONTAINMENT SYSTEMS f

SURVEILLANCE REQUIREMENTS 4.6'.1.3 Each containment air lock shall be demonstrated OPERABLE:

Within 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br /> following each. closing, except when the air lock is a.

being used for multiple entries, then at least once per 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br />, by verifying that the seal leakage is less than 0.005 L, as datarmined by precision flow seasurements when measured for at least 30 seconds with the volume bat,veen the-seals at a constant pressure of greater than or equal to 10 psfg;.

By conducting ~ overall au. lock Teakage tests at not Tess than P,,

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$psig, and verifying the overall air Tock Teakage rata is within X

its Timit:

1)

At least crice per 6 aanths,# and 2)

Prior to estanifshing CONTAINMENT INTEGRITf when maintenanca has been performed on the air lock that couTd affect the air

.Tock sealing capability."

At Teast enca per :s scnths by-verifying that onTy one dear in each c.

air Tack can be opened at a time.

8 t he ;2rev is ions 2 f iceci ficacion 1.0. 2 2n ciac acciicaci.e.

'This recru encs in esemot:cn is accencia.'. 2373g73cn ::,3.2.(3)(fi), ;f

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REVISloy 3

1 CONTAINMENT SYSTEMS

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SURW.ILLANCE REQUIREMENTS Each 36-inch containment shutdown purge supply and exhaust isolation shall be verified blank flanged and clos,ed at least once per 31 days.

4.6.1.7.1 valve (s)" M r.IEach 36-inch containment shutdown purge supply and ex its associated blank flange shall be leak tested at least once per

4. 6.1. 7. :

i d and following each reinstallation of the blank flange when pressur ze K

valve an<

and flanges, including stem leakage, is added to the lea 24 mont to P,

for all other Type S and C valv$5 determined pursuant to Specification 4.6.1.2d.

penetrations, the c::moined leakage rate is less than 0.60' L,.

The cumulative time that all 18-inch containment mini-purge supply ll~ be and exhaust isolation valves have been open curing a calendar year sha 4.6.1.7.3 determined-at least once per 7 days.

At least once per 3 months each 18-inch containment mini-purgel seals shall be supply and exhaust isolation valve with resilient :natariademon 4.6.1.7.a h

0.05 L, when pressucited to P '

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t These vaives fianges.nica tre Iccatad insice concainment.hiant, flanges insalled pr

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shall be eeri fied to :e closec '.i ta.ne :-

into NUE a following taca COLD SHUTCC'nN.

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