EPA LEAD RISK ASSESSOR EXAM AND STUDY
GUIDE 2024-2025 ACTUAL EXAM 120 STUDY
QUESTIONS WITH CORRECT DETAILED
ANSWERS
Terms in this set (125)
2 ways to describe the 1: Loading
amount of lead in dust: 2. mass concentration
1.0 mg/cm2
5000ppm is the same as.. 0.5% by weight
5000 ug/g
- does not contain aloe
Acceptable Dust Wipe
- yields between 80% - 120% recovery rates
criteria: 3
- blank wipes are less than 5 ug/wipe
Advantages:
-lower cost per sample
advantages and
-increased surface area per wipe
disadvantages of
composite wipe sampling:
Disadvantages:
2 each
-lead dust in a specific location info is lost
-labs must adopt special prep procedures
At what lead blood level At or above 45ug/dL
does a child require
chelation therapy?
at what time in the after sampling the final dwelling of the day but before
inspection do you collect decontamination
blank samples?
, Blank wipe samples 50 ug/wipe
should be recollected if
they exceed...?
can lead be absorbed no
through the skin?
can lead cross the yes
placenta to an unborn
baby?
A certified Risk Assessor Notify the client in writing
may conduct a Risk
assessment on a property
which is to be abated by
the firm for which they
work, if they...
A child may be treated for chelation therapy
lead poisoning by using...
Common hobbies/tasks 1. Making lead sinkers for fishing
that may lead to 2. Casting your own bullets in the backyard
introducing lead into the 3. Recycling old car batteries
home?
- different dwellings
composite samples should
- different components
be collected separately
- different locations
for:
- from carpet and hard surfaces
The contractor must notify only the contractors client (whoever hired the
who the results of abatement crew)
clearance testing and - it's up to the client to notify tenants
work performed?
1. Start at corner with wipe fully opened
Describe the dust wipe
2. First pass: side-to-side in s pattern, fold in half
sampling method in steps:
3. Second pass: Top-to-bottom s pattern, fold
4
4. ASTM Third pass: Wipe around perimeter
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 TheAlphanurse. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $14.99. You're not tied to anything after your purchase.
