What dose would classify a task as having significant radiation exposure?
≥ 10 mrem
What requires double valve isolation?
SFP Discharge Piping
Systems containing radioactive fluids
Systems containing chemically hazardous fluids
What is the proper sequence for removing a motor driven pump from service?
Electrically isolate motor
Close pump discharge
Close pump recirc.
Close pump suction
If during an emergency, the Issuing Authority wishes to release an ECO, and both the Acceptor and his immediate supervisor can not be notified. Who can release the ECO?
Security will stop each acceptor next time they enter site to tell them what happened.
Who can be a technical reviewer?
SRO w/ NRC License
SRO w/ Certification for STP
Qualified Individual designated by OPS management
What is a severity Level 1, Level 2, and Level 3 event?
To classify for these events, the error discovered potentially or could potentially expose a worker to hazardous energy.
If a backseated MOV must change positions in order to perform its intended safety function, the Unit Supervisor is required to do what?
Declare MOV inoperable until operation verified
Make appropriate log entries
Is the use of human danger tags authorized?
No
Who can waive the IV on an ECO restoration?
IV waived for significant radiation exposure, personnel safety reduction, or for emergency conditions.
Note:
IV on locked components cannot be waived
Whose permission is required to use a check valve, relief valve, or a fail open valve as a tagout boundary?
Unit Operations Manager
Maintenance Division Manager / General Maintenance Supervisor
Also need their approval if:
What kind of verification is used for installing / removing grounding devices?
Dual Verification
Cannot be waived.
Note:
Opening disconnects and removing/installing fuses also require dual verification.
Who has authority to resolve clearance book interface jurisdictional conflicts?
Unit 1 Shift Manager