ML21137A219
| ML21137A219 | |
| Person / Time | |
|---|---|
| Site: | Davis Besse  |
| Issue date: | 02/18/2021 |
| From: | Gregory Roach NRC/RGN-III/DRS/OLB |
| To: | FirstEnergy Nuclear Operating Co |
| Roach G | |
| Shared Package | |
| ML20136A251 | List: |
| References | |
| L-20-236 | |
| Download: ML21137A219 (1) | |
Text
NUREG-1021, Revision 11 Rev 1 ES-301 Control Room/In-Plant Systems Outline Form ES-301-2 Facility: Davis Besse Nuclear Power Station Date of Examination: 2/1/2021 to 2/5/2021 Exam Level: RO SRO(I) SRO(U)
Operating Test No.: DB1LOT21 Control Room Systems@ (8 for RO); (7 for SRO-I); (2 or 3 for SRO-U)
System / JPM Title Type Code*
Safety Function S1 006 / Establish long term boron dilution (006 A4.07)
A, D, E, EN, L
2 S2 061 / Initiate and Isolate SFRCS and perform actions for an AFW Pump Trip (061 A2.04)
A, N, E, L 4S S3 012 / Place all four RPS Channels in Shutdown Bypass (012 A4.03)
D, L 7
In-Plant Systems@ (3 for RO); (3 for SRO-I); (3 or 2 for SRO-U)
System / JPM Title Type Code*
Safety Function P1 064 / Energizing SBODG Auxiliaries (064 A2.12)
A, E, D 6
P2 068 / Complete Primary RO Actions outside CTRM for Serious CTRM Fire (068 AA1.21)
D, R 8
All RO and SRO control room (and in-plant) systems must be different and serve different safety functions; all 5 SRO-U systems must serve different safety functions; in-plant systems and functions may overlap those tested in the control room.
- Type Codes Criteria for RO / SRO-I / SRO-U (A)lternate Path (C)ontrol room (D)irect from bank (E)mergency or abnormal in-plant (EN)gineered safety feature (L)ow-power / Shutdown (N)ew or (M)odified from bank including 1(A)
(P)revious 2 exams (R)CA (S)imulator 4-6 / 4-6 / 2-3 9 / 8 / 4 1 / 1 / 1 1 / 1 / > 1 (control room system) 1 / 1 / 1 2 / 2 / 1 3/ 3 / 2 (randomly selected) 1 / 1 / 1