ML17179A005

2017-06-DRAFT Outline Comments

ML17179A005
Person / Time
Site:	Comanche Peak
Issue date:	06/19/2017
From:	Vincent Gaddy Operations Branch IV
To:	Vistra Energy
References
50-445/OL-17, 50-446/OL-17
Download: ML17179A005 (2)

Text

DRAFT OUTLINE COMMENTS Facility: CPSES First Exam Date: 6/12/17 Written Exam Outline March 16, 2017 Comment Resolution Replacing K/A 005/K1.08 with K1.01. The Chief Examiner agreed to allow the While true that RHR is not cooled by replacement, but did inform the facility to not 1 service water but CCW; CCW is cooled be so quick to discard K/As if the link by service water, so the K/A should not between systems is not direct.

have been immediately discarded.

For the final outline submittal, do not Removed parenthesis included the question numbers in 2

parenthesis, only the final question number.

Administrative JPM Outline March 16, 2017 Comment Resolution Is it possible to make an RO level Admin Comanche Peak has been unable to make JPM in Emergency Procedures / Plan? an Emergency Procedures Plan JPM at the 1

One has not been performed in at least RO level.

the previous 8 exams.

Please add the total number of type Added the number of type codes 2 codes used in the ES-301-1 forms for both RO and SRO Control Room / In-Plant System JPM Outline March 16, 2017 Comment Resolution Please add the total number of type Added the number of type codes.

1 codes used in the ES-301-2 forms for both RO and SRO The ES-301-2 form shows the criteria Corrected the form.

2 for the (EN) code to be - / - / 1. The form should be 1 / 1 / 1.

JPM S-5 may not be an (EN) code, Discussed with chief examiner, and unless the JPM actually has determined that it does meet the intent of 3 containment spray components being being an EN JPM.

operated. Please verify in the JPM that the intent of (EN) is met. OBDI 202 - IOLE Process Rev 2

Simulator Scenario Outline Comments (Date)

Comment Resolution Scenario 1: During an ATWS, are Removed Critical Task to Emergency Borate operators required to drive rods AND emergency borate? If so, then there are 1 two critical tasks. If not, there is only one. The scenario 1 summary for Events 6, 7, and 8 only describe critical task 1.

Scenario 1: There are several back-to- Re-arranged Scenario events 2 & 3.

back events that are from the same Discussed with Chief Examiner leaving scenarios (events 3&4 from same events 4 & 5 the same. Failed Cold Leg scenario in 2015, events 5&6 from same Instrument low vice high. Removed MSIV scenario in 2015, and events 7&8 from fails to close, added MFIV fails to close.

same scenario in 2016). Would like to 2

see the following changes: Swap the order of events 2&3. Swap the order of events 4&5. Can you make the cold leg instrument fail low instead of high? For event 8, make the MFIV fail to close instead of the MSIV.

Scenario #3: This looks to be the No comment required newest or most modified and not my 3

initial choice to be the spare, but will make decision during validation. OBDI 202 - IOLE Process Rev 2