NG-04-0689, Application for Technical Specification Improvement to Revise the Required Action within TS 3.1.8 Scram Discharge Volume (SDV) Vent and Drain Valves, Using the Consolidated Line Item Improvement Process

Application for Technical Specification Improvement to Revise the Required Action within TS 3.1.8 Scram Discharge Volume (SDV) Vent and Drain Valves, Using the Consolidated Line Item Improvement Process

ML043140302
Person / Time
Site:	Duane Arnold
Issue date:	10/29/2004
From:	Peifer M Nuclear Management Co
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
NG-04-0689
Download: ML043140302 (8)

Text

NMC)

Committed to Nuclear Excellence Duane Arnold Energy Center Operated by Nuclear Management Company, LLC October 29, 2004 NG-04-0689 10 CFR 50.90 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, DC 20555-0001 Duane Arnold Energy Center Docket 50-331

_License-No.DPR Application for Technical Specification Improvement to Revise the Required Action Within TS 3.1.8 "Scram Discharge Volume (SDV) Vent and Drain Valves." Using the Consolidated Line Item Improvement Process Pursuant to 10 CFR 50.90, Nuclear Management Company, LLC (NMC), hereby requests an amendment to the Technical Specifications (TS) for the Duane Arnold Energy Center (DAEC).

The proposed amendment would revise the required action within TS 3.1.8 "Scram Discharge Volume (SDV) Vent and Drain Valves" for the condition of having one or m6re SDV vent'6r drain' lines with onre-Valveinoperable'.-The change' are consistent with NRC approved Industry/Technical Specification Task Force (TSTF) Standard Technical Specification Change Traveler, TSTF-404, "Scram Discharge Volume Vent and Drain Lines." The availability of this technical specification improvement was noticed in the Federal Register on April 15, 2003 as part of the consolidated line item improvement process (CLIIP).

Enclosure I provides a description and assessment of the proposed change and cohfirmatiodnof applicability.'- Enclosure II provides the existing TS-pages-marked-up~to show the proposed change. Enclosurelll provides revised, clean TS pages.

Changes to the TS Bases will be provided in a future update in accordance with the Bases Control Program.

NMC requests approval of the proposed license amendment by March 2005, with the amendment being implemented ..within 90 days.

This' letter rakes':nonew commitr'en changes tony existang 'ommitmdtts:'

3277 DAEC Road

• Palo, Iowa 52324-9785 Telephone: 319.851.7611

, IJ Document Control Desk Page 2 In accordance with 10 CFR 50.91, a copy of this application; with enclosures, is being provided to DAEC's designated State Official.

If you should have any questions regarding this submittal, please contact Robert Murrell (319-851-7900).

I declare under penalty of perjury that the foregoing is true and correct.

Executed on October 29, 2004.

ark A. ifer Site Vice President, Duane Arnold Energy Center Nuclear Management Company, LLC Enclosures (3) cc: Regional Administrator, Region Ill, USNRC Project Manager - NRR, DAEC NRC Resident Inspector, DAEC State of Iowa - D. McGhee

ENCLOSURE I DESCRIPTION AND ASSESSMENT

1.0 DESCRIPTION

The proposed amendment revises the required action within Technical Specification (TS) 3.1.8 "Scram Discharge Volume (SDV) Vent and Drain Valves" for the condition of having one or more SDV vent or drain lines with one valve inoperable.

The changes are consistent with NRC-approved Industry/Technical Specification Task Force (TSTF) Standard Technical Specification (STS) Change-TravelerrTSTF-404r-- -

"Scram Discharge Volume Vent and Drain Lines," that has been approved generically for the BWR STS, NUREG-1433, Revision 2. The availability of this Technical Specification improvement was announced in the Federal Register on April 15, 2003, as part of the consolidated line item improvement process (CLIIP).

2.0 ASSESSMENT 2.1 Applicability of Published Safety Evaluation NMC has reviewed the safety evaluation (SE) published on April 15, 2003 (68 FR 18294) as part of the CLIIP. This verification included a review of the NRC staffs evaluation and the supporting information provided to support TSTF-404. NMC has concluded that the justifications presented in the TSTF proposal and the SE prepared by the NRC staff are applicable to DAEC and justify this amendment for the incorporation of the changes to DAEC TS.

2.2 Optional Changes and Variations NMC is not proposing any variations or deviations from the TS changes described in TSTF-404-orthe NRC -staffs-model safety evaluation'published'on April-15,-2004.--'

3.0 REGULATORY ANALYSIS

3.1 No Significant Hazards Determination NMC has reviewed the proposed no significant hazards consideration determination published in the Federal Register on April 15,2003 (68 FR 18294) as part of the CLIIP.

NMC has concluded that the proposed determination presented in the Federal Register notice is applicable to DAEC and the determination is hereby incorporated by reference to satisfy the requirements of 10 CFR 50.91 (a).

3.2 Verification and Commitments No new commitments are made in this request.

Page 1 of 2

4.0 ENVIRONMENTAL EVALUATION NMC has reviewed the environmental evaluation included in the model SE published on April 15, 2003 (68 FR 18294) as part of the CLIIP. NMC has concluded that the NRC staff's findings presented in that evaluation are applicable to DAEC and the evaluation is hereby incorporated by reference for this application.

Page 2 of 2

ENCLOSURE 11 Proposed TpchniceI S6Eification Changes (Markups)

Duane Arnold Energy Center

.r SDV Vent and Drain Valves 3.1.8 3.1 REACTIVITY CONTROL SYSTEMS 3.1.8 Scram Discharge Volume (SDV) Vent and Drain Valves LCO 3.1.8 Each SDV vent and drain valve shall be OPERABLE.

APPLICABILITY: MODES 1 and 2.

ACTIONS

---

NOTE-------------------------------------

Separate Condition entry is allowed for each SDV vent and drain line.

CONDITION REQUIRED ACTION COMPLETION TIME A. One or more SDV vent A.1 es 7 days or drain lines with one valve inoperable.

B. One or more SDV vent B.1 or drain lines with . An isolated line may

\ both valves be unisolated under inoperable, administrative control to allow draining and venting

' of the SDV.

- - Isollate the 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> associated line.

C. Required Action and C.1 Be in MODE 3. 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> associated Completion Time not met.

DAEC 3.1-25 6fle rj£t2Res

ENCLOSURE Ill Proposed Technical Specification Pages Duane Arnold Energy Center

SDV Vent and Drain Valves 3.1.8 3.1 REACTIVITY CONTROL SYSTEMS 3.1.8 Scram Discharge Volume (SDV) Vent and Drain Valves LCO 3.1.8 Each SDV vent and drain valve shall be OPERABLE.

APPLICABILITY: MODES 1 and 2.

ACTIONS

---

NOTES-----------------------------------

1. Separate Condition entry is allowed for each SDV vent and drain line.

2. An isolated line may be unisolated under administrative control to allow draining and venting of the SDV.

CONDITION REQUIRED ACTION COMPLETION TIME A. One or more SDV vent A.1 Isolate the 7 days or drain lines with associated line.

one valve inoperable.

B. One or more SDV vent B.1 Isolate the 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br />

_ - -or drain lines with _ _ associated line.

both valves inoperable.

C. Required Action and C.1 Be in MODE 3. 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> associated Completion Time not met.

DAEC 3.1-25