Exam Questions And Correct Answers (Verified Answers)
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What happens if a composite sample fails? - ANSWER-all the
rooms with that
component must be re-
cleaned
When should single surface wipe samples be used? - ANSWER-
when informion
is needed to determine leaded dust levels in a specific
location; in other areas
where leaded dust levels are expected to be high to
determine if targeted
cleaning efforts are
needed.
When should composite wipe samples be used? - ANSWER-
controlling cost is essential; no reason to suspect that dust
levels from same surfaces in different rooms will vary greatly;
costs of multiple-room cleanup will not greatly exceed cost of
single room cleanup
,Determine numbers of post-abatement clearance samples to
be collected?
ANSWER-depends upon the number of rooms treated, the
type of sampling
conducted, and whether work was done on
interior or exterior
-
When does the EPA not require dust wipe sampling? -
ANSWER-following
abatement exclusively on exterior of
a dwelling
What are EPA requirements for clearance sampling multifamily
housing of 20 units or more - ANSWER-require that a sufficient
number of residential dwellings are selected for dust sampling
to provide a 95 percent level of confidence that no more than
5% or 50 of the residential dwellings in the randomly sampled
population exceed the appropriate clearance levels
Final dust wipe sample results must be reported in - ANSWER-
ug/ft2
,For abatement involving exterior of the building a visual
inspection for dust, debris, and debris including; - ANSWER-all
horizontal surfaces in the outdoor living space, and at the
dripline or next to the foundation below any exterior surface
abated.
If postabatement soil samples are collected then - ANSWER-
preabatement soil
samples should also be
collected
How many soil samples should be collected for one
composite sample? -
ANSWER-three to
ten
how deep do you go when sampling soil? - ANSWER-top half-
inch
How does the inspector choose soil sampling locations -
ANSWER-sampling locations are based on the hazard control
strategy used and their professional judgement
Who does not recommend use of lead spot test kits? - ANSWER-
both EPA and
, HUD
Who should confirm inconclusive results? - ANSWER-
laboratory unless the
client wishes to assume they are all
positive
Multifamily Housing: Component Type Report classified into
component types -
ANSWER-1.
Positive
2.
negative
3.
inconclusive
Where should statement of federal disclosure requirements
be located in the
report - ANSWER-summary page of
the report
What must the report include for each paint component
tested? - ANSWER-
locations and
results