Lead Risk Assessor Certification Exam Prep Guide with Verified Answers
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Module
EPA Lead Risk Assessor Cert
Institution
EPA Lead Risk Assessor Cert
Lead Risk Assessor Certification Exam Prep Guide with Verified Answers
Why are dust samples taken? - ANS to identify lead paint hazards; to see if the contractor cleaned up properly after renovation; to identify a dust hazard from lead that may not be paint
After a final clearance wipe down,...
Lead Risk Assessor Certification Exam
Prep Guide with Verified Answers
Why are dust samples taken? - ANS to identify lead paint hazards; to see if the contractor
cleaned up properly after renovation; to identify a dust hazard from lead that may not be paint
After a final clearance wipe down, a clearance test can begin _________ after the clean-up. -
ANS one hour
T/F No one should operate the XRF analyzer until they have received radiation safety training -
ANS True
What does a performance characteristic sheet for an XRF instrument determine? - ANS XRF
specified range; results that are positive, negative, and inconclusive; calibration check tolerances
A testing combination is a - ANS unique combination of room equivalents, building component
types, or substrates
An abbreviated test can be performed when - ANS the owner agrees; all components tested are
the same in each room equivalent; the component tested is positive for lead based paint in the
first five rooms tested.
T/F An XRF calibration check should be performed before an inspection begins; after the
inspection is completed, or at least every 24 hours, whichever occurs first. - ANS False
Dust wipe media must meet what criteria? - ANS ASTM E 1792 laboratory criteria
A soil sample from around the drip line of a house resulted in 530 ppm. As a risk assessor you
must explain to the owner what should be done with the soil. - ANS soil where children have
contact must be abated; interim controls can be used to eliminate the present hazard.
,What is the procedure for clean up of lead dust after abatement or renovation? - ANS HEPA
vacuum, wet clean, HEPA vacuum again
What should a risk assessor do prior to conducting a risk assessment on a house? - ANS gather
information on the property
T/F The inspector also tests soil and dust for lead contamination as part of a clearance test - ANS
True
What is Title X - ANS Residential Lead Hazard Reduction Act of the Community Development
and Housing Act of 1992
HUD estimates how many homes contain lead-based paint? - ANS 64 million
lead-based paint - ANS paint, varnish, shellac, or other coating on surfaces that contain 1.0
mg/cm2 or more of lead, or 0.5% or more lead by weight
lead-based paint hazard - ANS any condition that causes exposure to lead contaminated dust,
lead contaminated soil, or lead contaminated paint that is deteriorated or present on accessible
surfaces, friction surfaces, or impact surfaces.
lead-based paint inspection - ANS a surface by surface investigation to determine the presence
of lead based paint.
deteriorated paint - ANS any interior or exterior paint that is peeling, chipping, chalking, or
cracking, or is located on an interior or exterior surface or fixture that is damaged or deteriorated
accessible surface - ANS surface that protrudes from the surrounding area to the extent that a
child can chew the surface and is within three feet of the floor or ground
friction surface - ANS an interior or exterior surface that is subject to abrasion or friction
(certain window, floor, and stair surfaces)
, impact surface - ANS an interior or exterior surface that is subject to damage from repeated
impacts (parts of door frames)
PHAs and IHAs must abate - ANS lead based paint in pre-1978 family developments equal to or
greater than 1.0 mg/cm2 using XRF, or 0.5% (5000 ppm) using lab methods
Deciliter - ANS measure of volume. It is equal to a little less than half a cup.
Main cause of lead contamination in drinking water - ANS corrosion of lead containing
plumbing
Blood lead level - ANS is the best initial measurement for evaluating lead exposure in the body
1st step in treating lead poisoning - ANS remove the person from further exposure
Romans used lead for constructing? - ANS Aqueducts
Greeks wrote about Roman miners who suffered from - ANS lead poisoning
Symptoms of lead poisoning? - ANS Flu like symptoms to cognitive impairement
De minimis levels "safe work practices" must be used during stabilization or abatement only
when the area of paint being disturbed is greater than: - ANS 20 square feet on exterior surface, 2
square ft on interior surface, 10% of a building component with a small surface area.
Disclosure Requirements - ANS required for pre 1978 housing. Provide buyer/seller with EPA
approved pamphlet. Disclose presence of known LBP or LBP hazards. Provide copy of any
reports. Include warning statement, and give 10 days to purchaser to conduct risk assessment or
inspection.
, What makes Lead Based Paint a Hazard? - ANS paint is deteriorated, lead paint is on friction or
impact surface, lead paint is on child-accessible surface that shows evidence of teeth marks.
Safe Drinking Water Act defines lead free plumbing as - ANS solders and flux may not contain
more than 0.2% lead and pipes, pipe fittings, and well pumps may not contain more than 8.0%
lead.
ALARA - ANS As Low As Reasonably Achievable
Exposure to radiation is affected by 3 important factors - ANS time, distance, shielding
XRF Performance Characteristics Sheet (PCS) - ANS provides information necessary to conduct
an inspection of lead-based paint using specific XRF instruments.
Advantages of XRF testing are - ANS speed, cost-efficiency, non-destructiveness
Laboratory analysis of paint-chip samples must be completed by a laboratory recognized by? -
ANS National Lead Laboratory Accreditation Program (NLLAP)
The need for XRF substrate correction depends on: - ANS specific instrument used; substrate;
initial reading levels; PCS
XRF calibration checks must be conducted: - ANS at the beginning, every 4 hours, and at the
end of an inspection.
Tort law - ANS civil "wrong" or breach of a standard of behavior or failure to use reasonable
care for which a court orders a monetary remedy called "damages".
Contract law - ANS relates to situations in which a person breaks or "breaches" a legally
enforceable written or oral agreement or contract.
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