Set 4

Question 1

• 0PGP03-ZO-0022 Post-Trip Review*
• • *

What are the different categories of a reactor trip?

Answer 1

• Category 1:*
• *Cause of Trip Identified**

Safety-Related Equipment functioned properly

• Category 2:*
• *Cause of Trip Identified**

Safety-Related Equipment did NOT Function properly

Cause of Malfunction identified

• Category 3:*
• *Cause of Trip unknown**

Safety-Related Equipment did NOT Function properly

Cause of Malfunction NOT identified

Question 2

• 0PGP03-ZO-0009 Temporary Leak Repair*
• • *

When would a leak repair require a T-MOD?

Answer 2

P&ID Change

Procedure Change

CROE Required

Training Required

Question 3

• 0PGP03-ZO-0022 Post-Trip Review*
• • *

Who authorizes unit restart after a Category I, II, or III reactor trip?

Answer 3

Plant Manager

For a Category III Rx trip, he must review the post trip review report.

Note:
The STA prepares the report and the Plant Operations Review Committee (PORC) reviews the report.

Question 4

• 0PGP03-ZO-0003 Temporary Modifications*
• • *

Who is responsible for ensuring applicable procedural changes and/or training required is complete prior to acceptance of the T-Mod?

Answer 4

SRO

Question 5

• 0PGP03-ZO-0003 Temporary Modifications*
• • *

What are some things that require a T-MOD?

Answer 5

Installation of electrical jumpers that are not controlled by a procedure

Temporary leak repair that requires a P&ID change

Connecting Temp power to permanent equipment to allow the equipment to perform its normal function

Temporary rigging, lifting, or handling attachments or supports.

Temporary enclosures, partitions, bracing, or other civil type structures

Installation of temporary sight glass to monitor level in CCW surge tank.