ML20101K013
| ML20101K013 | |
| Person / Time | |
|---|---|
| Site: | Byron, Braidwood  |
| Issue date: | 03/28/1996 |
| From: | COMMONWEALTH EDISON CO. |
| To: | |
| Shared Package | |
| ML20101K005 | List: |
| References | |
| NUDOCS 9604020218 | |
| Download: ML20101K013 (5) | |
Text
,
CON'TAINM5NTSYSTEMS CONTAINMENT LEAKAGE LIMITING CONDITION FOR OPERATION Containment leakage rates shall be limited to:
3.6.1.2 An overall integrated leakage rate of[/85 NV(/) tyref,ud f O h I ka a.
Less-than-ormual te L, OJ05Lby weight-of the-containment-
)
1 13 air-per 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> at P,-*44.4-psig,-or -
l 2)-Less-than-or-equal-to-L, - 0.075 by-weight-of-the-containment -
air per 24 hsurs fcr Unit +(Or075-by-weight-of-the-containment-air per 24 heer: fer Unit-3) :t P,, 22J-psig.-
A combined leakage rate of less than 0.60 L for all penetrations b.
and valves subject to Type B and C tests, w$en pressurized to P,.
)
APPLICABILITY: MODES 1, 2, 3, and 4.
ACTION:
With either the measured overall integrated containment leakage rate exceeding or the measured combined leakage rate for 0.75 L, or 0.75 L,, = :pplicabler all penetrations and valves subject to Types B and C tests exceeding 0.60 L,
th=
restore the overall integrated leakage rate to less than 0.75 L er-4es:
t-75 L, es-applicable, and the combinati leakage rate for all pe,netrations subjecl to Type B and C tests to less than 0.60 L, prior to increasing the Reactor Coolant System temperature above 200*F.
SURVEILLANCE REOUIREMENTS The containment leakage rates shall be demonstrated at-the-following-4.6.1.2 te s t-s chedul e-and -shall-be-determi ned-i n -con formance-wi th-the-cri teri a -s peci-fied-in-Appendix-J-of-10-CFR-Part-50-using-the-methods-and provisions of-ANSI R45-4-1972: or a vier ano Wh Rec,utakey etc& /1(<3, Sepkmbw/MGam lict m2. B)
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Type A (Overall Integrated Containment Leakage Rate) testing shall be conducted in accordance with the requirements spe 'fied-in-A endix-J-a.
afah (do I./43 to-101FR-50;-as-modi fi ed-by1pprov ed-exempt i ons gMidh
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'MRON - UNITS 1 & 2 3/4 6-2 '
ARENOMENT NO. '62
Insert A a.
By conducting airlock seal leakage tests in accordance with Regulatory Guide 1.163, September 1995, and 10 CFR 50, Appendix J, Option B, by 1
insert B l
in accordance with Regulatory Guide 1.163, September 1995, and 10 CFR 50, Appendix J, Option B.
Insert C d.
By verifying that the airlock seal leakage tests is less than 0.01 La (4.63 SCFH) as determined by precision f'ow measurements when measured for at least 30 seconds with the volume between the seals at a constant pressure of greater than or equal to 10 psig in accordance with Regulatory Guide 1.163, September 1995, and 10 CFR 50, Appendix J, Option B.;
1 k:nla:byrbwd lar:appj:sup2. doc:6
D 4
0 ATTACHMENT B-2 4
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9 I
1
SQBTAINMENT SYSTEMS CONTAINMENT LEAKAGE LIMITING CONDITION FOR OPERATION 3.6.1.2 Containment leakage rates shall be limited to:
ef
- k d b -
/
An overall integated leakage rate of[less -hah or a.
, Gr10%-by-weight-of-the-containment-1-)
Les s -th an -or-equ al-to-L'44. 4-ps i g,-or-air p;r 24-hours-at-Pp 2}-Less-than-or-equal-to-L, 047% by wight cf the-containment-air-per-24-hours-fer Ur.it-+-(OA7% by weight-of-the-containment l
air-per-24-hours-for-Unit-2}-at P,, 22.2 psig.
A combined leakage rate of less than 0.60 L for all penetrations b.
and valves subject to Type B and C tests, when pressurized to P,.
APPLICABILITY: MODES 1, 2, 3, and 4.
ACTION:
With either the measured overall integrated containment leakage rate exceeding 0.75 L,-or-Or75-L,, as-applicable, or the measured combined leakage rate for all penetrations and valves subject to Types B and C tests exceeding 0.60 L,
restore the overall integrated leakage rate to less than 0.75 L, er-less-than-as applicable, and the combined leakage rate for all penetrations 045-tk, to Type B and C tests to less than 0.60 L, prior to increasing the subjec Reactor Coolant System temperature above 200*F.
l l
SURVEILLANCE RE0VIREMENTS The containment leakage rates shall be demonstrated at-the-following 4.6.1.2 test-schedule-and-shal-1-be-determined-in-conformance-with-the-criteria -speci-fled-in AppeaMx J sf 10-0FR-Part-50-using-the-methods-and provisions-of-ANSI 2 E N4h4-197?d-m ouentanc e, w tM Nef ta try 6wh 143j Sephmber W/6 od wW
/
j O ptic,, 8, Appry J Type A (Overall Integrated Containment Leakage Rate) testing shall be i
conducted in accordance with the rc:;;:frements-specified-in-Appendix-J-a.
t o-10-C FR-50 ras - mod i fi ed -by-approved-ex tions;- Rebalt+o 6d I R3!
50, Appe nT ogTI 6
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BRAIDWOOD - UNITS 1 & 2 3/4 6-2 AMENDMENT NO. '5(
insert A By conducting airlock seal leakage tests in accordance with Regulatory Guide a.
1.163, September 1995, and 10 CFR 50, Appendix J, Option B, by insert B in accordance with Regulatory Guide 1.163, September 1995, and 10 CFR 50, Appendix J, Option B.
Insert C d.
By verifying that the airlock seal leakage tests is less than 0.01 La (4.63 SCFH) as determined by precision flow measurements when measured for at least 30 seconds with the volume between tha seals at a constant pressure of greater than or equal to 10 psig in accordance with Regulatory Guide 1.163, September 1995, and 10 CFR 50, Appendix J, Option B.;
k:nla:byrbwd.lar:appj:sup2. doc:6 l