NMTCB radiation safety UPDATED
Actual Questions and CORRECT Answers
'White 1 package - CORRECT ANSWER✔✔- Surface <0.5 mr/hr.
1 meter = bkg
Yellow II - CORRECT ANSWER✔✔- Surface < 50 mr/hr
1 meter = 1 mr/hr
Yellow III - CORRECT ANSWER✔✔- Surface < 200
1 meter = 10 mr/hr
Type A package - CORRECT ANSWER✔✔- Adequate for normal transport.
1,2,3
Type B - CORRECT ANSWER✔✔- Used for large quantities of radioactive material
Caution radioactive materials - CORRECT ANSWER✔✔- Where radiation is used or stored.
Usually entrance of labs.
Caution Radiation Area - CORRECT ANSWER✔✔- More than 5 rem (.05 mSv) in 1 hr at
30 cm from source
Caution High Radiation Area - CORRECT ANSWER✔✔- More than 100 rem (1 mSv) in 1
hr at 30 cm from source
Usually where Radiation therapy is performed.
Grave Danger Very High Radiation Area. - CORRECT ANSWER✔✔- 500 Rad in 1 hr
, Unrestricted Area - CORRECT ANSWER✔✔- Person could not be exposed to in excess to 2
mr/hr
Restricted area - CORRECT ANSWER✔✔- Controlled access area for the protection of
individuals from exposure to radiation.
Posting exemptions - CORRECT ANSWER✔✔- Licensee is not required to post a room
containing RAM for 8 hrs or less. Materials must be constantly attended.
Surveys of individual doses, bioassay' and release of radioactive effluents - CORRECT
ANSWER✔✔- Licensee shal maintain these records until termination of the license.
Hazmat - CORRECT ANSWER✔✔- Any substance or material that is capable of posing an
unreasonable risk to health, safety and property when transported in commerce.
Hazmat training - CORRECT ANSWER✔✔- Within 90 days of employment and every 3
years.
Transportation index (TI) - CORRECT ANSWER✔✔- Maximum radiation level in Millirem
hr at 1 meter. Must be rounded up the next tenth.
UN2908 - CORRECT ANSWER✔✔- Empty class 7.
UN 2910 - CORRECT ANSWER✔✔- Limited quantity of radioactive material
Less than 0.5 mr/ hr
UN2915 - CORRECT ANSWER✔✔- Used for: white 1, yellow,2 and yellow 3
Yellow III requirement - CORRECT ANSWER✔✔- Driver must have hazmat cdl license
and vehicle must be placarded
Wipe test - CORRECT ANSWER✔✔- Legal limit = 6,600dpm/300cm^2 or 22dpm/1cm^2
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller MGRADES. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $8.49. You're not tied to anything after your purchase.
