ML20072S246

Proposed Tech Specs 4.4.1.1.4,referencing 10CFR50,App J & Allowing Approved Exemptions to ILRT Frequency Requirements

ML20072S246
Person / Time
Site:	Arkansas Nuclear
Issue date:	08/30/1994
From:	ENTERGY OPERATIONS, INC.
To:
Shared Package
ML20072S243	List: 1CAN089405, Application for Amend to License DPR-51,requesting Exemption from 10CFR50,App J & Changes to TS Re Type a Frequency. Exemption & Change Would Provide for one-time Interval Extension for Type a Test from 36 Months to 54 Months ML20072S246
References
NUDOCS 9409130489
Download: ML20072S246 (4)

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f PROPOSED TECHNICAL SPECIFICATION CHANGES b

9409130499 940830 PDR ADOCK 05000313

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Where (La) Design Basis Accidant Leakage Rata l at Pressure Pa l (Lt) Maximum Allowable Test Leakage Rate at Reduced Test Pressure Pt Under Test Condition f (Lao) Maximum allowable operational leakage rate at pressure Pa (Lto) Maximum allowable leakage rate at pressure Pt Initial Measured Leakage Rate at Pressure -

(Lam)

Pa (L tm) Initial Measured Leakage Rate at Pressure ,

Pt (Pa) Peak Test Pressure of 59 psig (Pt) Reduced Test Pressure of 30 psig 4.4.1.1.3 Conduct of Tests

a. Leakage rate tests should not be started until essential ,

temperature equilibrium has been attained. Containment  :

test conditions should stabilize for a period of about four hours prior to the start of a leakage rate test.

b. The leakage rate test period shall extend to 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> of-retained internal pressure. If it can be demonstrated to the satisfaction of those responsible for the accepta*.ce of the containment structure that the leakage rate-can be accurately determined during a shorter test period, the agreed upon shorter period may be used,

c. Test accuracy shall be verified by supplementary means, r such as measuring the quantity of air required to return to the starting point or by imposing a known leak rate to demonstrate the validity of measurements. i

d. Closure of' reactor building isolation valves for the purpose of the test shall be accomplished by the means provided for normal operation of the valves without '

preliminary exercise or adjustment.

4.4.1.1.4 Frequency of Test Testing frequencies shall be in accordance with 10CFR50, Appendix J, except as modified by approved exemptions.

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1 Amendment No. 444,441- 80 i

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MARKUP OF CURRENT ANO-1 TECHNICAL SPECIFICATIONS (FOR INFORMATION ONLY)

Where (La) Design Basis Accident Leakage Rate at Pressure Pa (Lt) Maximum Allowable Test Leakage Rate at Reduced Test Pressure Pt Under Test Condition (Lao) Maximum allowable operational leakage rate at pressure Pa (Lto) Maximum allowable leakage rate at pressure Pt (Lam) Initial Measured Leakage Rate at Pressure Pa (L tm) Initial Measured Leakage Rate at Pressure Pt (Pa) Peak Test Pressure of 59 psig (Pt) Reduced Test Pressure of 30 psig 4.4.1.1.3 Conduct of Tests

a. Leakage rate tests should not be started until essential temperature equilibrium has been attained. Containment test conditions should stabilize for a period of about fear hours prior to the start of a leakage rate test.

b. The leakage rate test period shall extend to 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> of retained internal pressure. If it can be demonstrated to the satisfaction of those responsible for the acceptance of the containment structure that the leakage rate can be i accurately determined during a shorter test period, the agreed upon shorter period may be used.

c. Test accuracy shall be verified by supplementary means, such as measuring the quantity of air required to return to the starting point or by imposing a known leak rate to demonstrate the validity of measurements,

d. Closure of reactor building isolation valves for the purpose of the test shall be accomplished by the means provided for normal operation of the valves without preliminary exercise or adjustment.

4.4.1.1.4 Frequency of Test Af-t-ee-the-+ nit 4:1 pre pe rati onal lenhag: :t test, : ::t of th::: i adeg cated-lea 4e--eete te::: she11 be per for;ned at appee*4*ately equal interval: during ::ch 10 yeee-service p wied, wi+h the thi-ed t e: t of ::ch :et ::inciding with the end of : eh-40 y :: cervie: perica. The :::t may ::incid:

l wi-tA-the-pl a n t in ::vice in:pection chutdcun perioderTesting frecuencies shall be in accordance with 10CFR50, Appendix J, exci~E as modi 11edly approved exemptions.

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l-Amendment No. W,W 80