ML20272A001
| ML20272A001 | |
| Person / Time | |
|---|---|
| Site: | Sequoyah  |
| Issue date: | 09/28/2020 |
| From: | Rasmussen M Tennessee Valley Authority |
| To: | Document Control Desk, Office of Nuclear Material Safety and Safeguards, Office of Nuclear Reactor Regulation |
| References | |
| Download: ML20272A001 (3) | |
Text
Tennessee Valley Authority, Sequoyah Nuclear Plant, P.O. Box 2000, Soddy Daisy, Tennessee 37384 September 28, 2020 10 CFR 50.54(q) 10 CFR 72.44(f)
ATTN: Document Control Desk U.S. Nuclear Regulatory Commission Washington, D.C. 20555-0001 Sequoyah Nuclear Plant, Units 1 and 2 Renewed Facility Operating License Nos. DPR-77 and DPR-79 NRC Docket Nos. 50-327, 50-328, and 72-034
Subject:
Emergency Plan Implementing Procedure Revisions In accordance with the requirements of 10 CFR 50.54(q) and 10 CFR 72.44(f), the Tennessee Valley Authority is submitting a description of changes to the Sequoyah Nuclear Plant (SQN)
Radiological Emergency Plan. The affected documents are the SQN Emergency Plan Implementing Procedures (EPIPs) listed below.
EPIP Revision Title Effective Date(s) 10 32 Medical Emergency Response September 14, 2020 13 22 Dose Assessment September 14, 2020 The above referenced revisions were evaluated in accordance with 10 CFR 50.54(q)(3) and 10 CFR 72.44(f) and determined that the changes do not reduce the effectiveness of the Emergency Plan. Details of the revisions are included in the enclosure.
There are no regulatory commitments contained in this letter. Should you have any questions concerning this submittal, please contact Mr. Paul Gain, Site Emergency Preparedness Manager, at (423) 843-7088.
Respectfully, Matthew Rasmussen Site Vice President Sequoyah Nuclear Plant me
U.S. Nuclear Regulatory Commission Page 2 September 28, 2020
Enclosure:
SQN Units 1 & 2 Description of Revision/Change cc:
NRC Regional Administrator - Region II NRC Senior Resident Inspector - Sequoyah Nuclear Plant NRC Director - Division of Fuel Management, NMSS
ENCLOSURE: SQN UNITS 1 & 2 DESCRIPTION OF REVISION/CHANGE EPIP-10, Revision 32 x
Updated language to match current Radiation Protection responsibilities during a medical emergency on page 9, Section 3.9.
EPIP-13, Revision 22 x
Performed editorial, grammatical, and formatting changes throughout the procedure.
x Updated all cross references and affected steps to the new Appendix scheme.
x Removed all references to SQN Attachments in CECC EPIP-8.
x Inserted page breaks in Appendix D before the start of each section.
x Reformatted all signature/time lines.
x Added Appendix B Dose Assessment Using Automatic Meteorological Information and Dose Assessment System (MIDAS).
x Added Appendix C Dose Assessment Using Manual Meteorological Information and Dose Assessment System (MIDAS).
x Deleted Appendices to Dose Assessment Using Spreadsheet and Integrated Computer System (ICS) Dose Assessment.
x Replaced all references to Dose Assessment Using Spreadsheet and Integrated Computer System (ICS) Dose Assessment with MIDAS references.
x Updated all Appendices.
x Page 7, added References to MIDAS Users Manual and TIRPS177.
x Page 8, replaced should with shall. Replaced on this data with upon the Dose Assessment results. Removed Contact or. Replaced aid in with perform a.
Removed bullet for preference for completing a Dose Assessment. Rewrote Note 3.
Added two notes for the utilization of ICS and PEDS.
x Page 9, reformatted Section 3.3 Step [1] through [4] to the updated Dose assessment process and appendix scheme. Removed the NOTE. Removed reference to Appendix C in Step [4].
x Page 11, removed definition ICS Dose Assessment. Removed Another example:
SHOW FRED. Added MIDAS to ICS Display definition. Replaced computerized spreadsheet with software program. Added definition MIDAS.
x Page 12, removed definitions DOSE and REPMENU. Replaced and with an.
For the METDATA definition, removed references to Appendix B and C and added reference to Appendix D. Added MIDAS Display definition.
x Page 14, revised Step A1 to align with CECC EPIP-8 Attachment 3 Step 4. Removed references to LOCA, WGDT, Containment Bypass, Other and Explain. Added a Note to Step A1.
x Page 15, removed the previous Step A4 and reformatted the following steps numerically. When answering No in Step A4, removed the reference to Step C4.
Removed references to App B and C in Step A5. Removed Steps [1] and [2] that followed the table. Added a new step, Proceed to Appendix B. Spelled out unknown. Spelled out Initial. Moved Date to the next Column with Time.
x Page 22, Step D1 replaced SHOW FRED with MIDAS Display.
x Page 23, Step D2 replaced SHOW FRED with MIDAS Display. Removed (page 41) from steps 3 and 4.
x Page 25, Step D6, replaced unfunctional with inoperable.
x Page 37, added Note 3,The conversion factors in Steps D5 and D6 are Design Output of Engineering Calculation SQN TIRPS177.
x Page 39, removed Step 10.