Q100 — Fire Pumps Inoperable / Hope Creek Cross-Tie
T3 G2.4.25 (3.7)
Redacted Due to Security-Related Information
Given:
- A truck accident has rendered BOTH Salem Fire Pumps INOPERABLE
- The crew is implementing S2.OP-AB.FP-0001, Fire Protection System Malfunction
In accordance with S2.OP-AB.FP-0001, which of the following completes both statements?
1. What action will the CRS direct?
2. If the action cannot be established within 24 hours, then the unit must be in ____ within the next 6 hours?
Given:
- A truck accident has rendered BOTH Salem Fire Pumps INOPERABLE
- The crew is implementing S2.OP-AB.FP-0001, Fire Protection System Malfunction
In accordance with S2.OP-AB.FP-0001, which of the following completes both statements?
1. What action will the CRS direct?
2. If the action cannot be established within 24 hours, then the unit must be in ____ within the next 6 hours?
A. (1) Open the backup supply cross-tie valves from Hope Creek. (2) HOT STANDBY
B. (1) Open the backup supply cross-tie valves from Hope Creek. (2) HOT SHUTDOWN
C. (1) Redacted Due to Security-Related Information (2) Redacted Due to Security-Related Information
D. (1) Redacted Due to Security-Related Information (2) HOT STANDBY
▶ Show Answer & Explanation
✓ A. Correct. Per S2.OP-AB.FIRE-0002, step 3.4 if at least one fire pump and one fire pump water supply is NOT available, then step 3.5 will direct opening the backup fire suppression water supply cross-tie valves from Hope Creek. If this cannot be established within 24 hours (step 3.6) then a unit shutdown is required and Hot Standby within the next 6 hours, Hot Shutdown within the following 6 hours, and Cold Shutdown within the subsequent 24 hours.
✗ B. Part 1 is correct. Part 2 is incorrect. Plausible because Hot Shutdown is a required MODE, but in the next 6 hours after reaching Hot Standby in 6 hours.
✗ C. Part 1 is incorrect. Plausible but not directed by procedure. Part 2 is incorrect. Plausible because Hot Shutdown is a required MODE, but in the next 6 hours after reaching Hot Standby in 6 hours.
✗ D. Part 1 is incorrect. Plausible but not directed by procedure. Part 2 is correct.
Ref: S2.OP-AB.FIRE-0002 (R2) | LO: NOS05ABFP01-06, Objective 2. Describe, in general terms, the actions taken in S2.OP-AB.FP-0001 and the bases for the actions. | Source: Bank - Salem | Cognitive: Fundamental/Memory
Connections
- Related procedures: AB.FP-0001
- Related exam: 2023 NRC Written Exam