RSO Radioactive Waste Management 2

Question 1

Liquid scintillation waste containing H-3 or C-14 may be disposed of by sanitary sewer only if:

Accepted Answer

The activity per liter and total monthly/annual discharge limits in the NRC license are not exceeded

Answer

The total activity in the vial is below 1 µCi

Answer

The waste is filtered through activated charcoal first

Answer

The sewer leads directly to a water treatment plant

Question 2

A radioactive waste manifest (shipping paper) for LLRW transport must include all of the following EXCEPT:

Accepted Answer

Worker's personal dosimetry history

Answer

Generator's name and NRC license number

Answer

Radionuclides and their activities

Answer

Waste classification and physical form

Question 3

Generators of LLRW must keep records of radioactive waste shipments for a minimum of:

Accepted Answer

3 years

Answer

1 year

Answer

5 years

Answer

10 years

Question 4

Which of the following is the correct hierarchy for radioactive waste management, from most to least preferred?

Accepted Answer

Minimize generation → Reuse/recycle → Treat → Dispose

Answer

Dispose → Reduce → Reuse → Recycle

Answer

Treat → Store → Dispose → Release

Answer

Characterize → Package → Ship → Dispose

Question 5

Greater-than-Class-C (GTCC) LLRW differs from Class C in that it:

Accepted Answer

Cannot be disposed of in near-surface facilities and requires deep geological disposal

Answer

Requires no packaging

Answer

Is only generated by medical facilities

Answer

Has a half-life of less than 5 years

Question 6

An RSO must ensure that radioactive waste packages transported off-site meet the DOT requirements for:

Accepted Answer

Packaging, labeling, marking, placarding, and proper shipping papers

Answer

NRC Form 3 posting and radiation survey records only

Answer

EPA hazardous waste manifests only

Answer

State police escort if activity exceeds 1 Curie