Extensive Damage Mitigation.

Question 1

When would you implement the EDM procedures?

Answer 1

When events either make CR Non-functional or incapacitated the CR staff.
In-term command until ERO becomes functional.

Question 2

Who is initially in charge?

Answer 2

The most senior operator. Could be SRO, RO, AEO.

SEC

Question 3

What are the dose exposure limitations?

Answer 3

• 5 REM Whole body for damage assessment.
• 10 REM Whole body per incident for the protection of valuable equipment.
• 25 REM Whole body per lifetime for life saving activities.
• Site Emergency Coordinator permission has to be obtained prior to exceeding one of these limits.

Question 4

What is 10 CFR 50.54X?

Answer 4

It states that a licensee may take reasonable action that departs from a license condition or a tech.spec. In an emergency when action is immediately needed to protect the public.

Question 5

What are the three categories of equipment status for damage assessment?

Answer 5

Available - No apparent damage.

Damaged - Minor problems that can be corrected without special parts/tools.

Destroyed - Major problems.

Question 6

Where would you set up command and control?

Answer 6

North basement classroom or fire protection trailer.

Question 7

What assumptions does the EDM’s make?

Answer 7

• The initiating event occurs without warning.
• The initiating event occurs at a time of minimum staffing.
• loss of access to the control room complex.
• Loss of all equipment, supplies, and personnel normally in the control room complex.
• Loss of all AC and DC power required for operation of the plant.
• The work control center SRO and the Tour AEO’s remain available.