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IICRC - AMRT EXAM QUESTIONS AND ANSWERS
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IICRC - AMRT EXAM QUESTIONS AND ANSWERS
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IICRC - AMRT EXAM QUESTIONS AND ANSWERSS500 (Water) // S520 (Mold) // NY City Guidelines - Answers -In general, which
remediation guidelines/standards should a remediator be familiar with?
S520 Standard for Professional Mold Remediation - Answers -The industry standard of
care document for mold remediation contractors is...?
Condition 1 // Normal or uncontaminated building or items // Indoor environment that
may have settled spores, fungal fragments whose identity; location and quantity are
reflective of a normal fungal ecology for a similar indoor environment // no treatment
necessary - Answers -What does "normal fungal ecology" mean?
Indoor environment which is primarily contaminated with settled spores that were
dispersed directly or indirectly from a condition 3 area // Spores landed on indoor
surfaces or are suspended in the air but are not actively growing // HEPA vacuuming or
damp wiping - Answers -Describe a Condition 2
Indoor environment contaminated with the presence of actual mold growth and
associated spores // Actual growth includes growth that is active or dormant, visible or
hidden - Answers -Describe a Condition 3
Yes - Answers -Do you find settled spores in indoor environments with no complaints?
CONDITION 2 (SETTLED SPORES HAVE AN UNUSUAL DISTRIBUTION) - Answers -
What are "settled spores" according to the S520?
Should - Answers -The Trigger language term that defines the "standard of care" in the
S500 and S520 is...?
Shall - Answers -The Trigger language term that defines mandatory or regulatory
requirements (S500 & S520) is?
recommended - Answers -The trigger language term that defines advised or suggested
(S500 & S520) is...?
Complexities - Answers -How are situations referred to in the S500 and S520 that make
a project more difficult or detailed, but the project can still be performed?
Water source - Answers -What factors are necessary for mold growth to occur?
Keep building dry and when wet, dry immediately and expediently - Answers -What is
the best way to prevent mold growth in a building?
Wet building materials - Answers -What can create odors in wet buildings?
, When air is supplied to a space than taken out - Answers -Define positive pressure in a
space?
When air is taken out of the space - Answers -Define negative pressure in a space?
Enclosure in a work area that is contained with poly - Answers -What is a local
containment?
Effectiveness of our hepa filters - Answers -What can laser particle counters be used
for?
High to low - Answers -Airflow always move from a ____ to a ___ pressure?
TRUE - Answers -Particles that are smaller than 5 microns can be inhaled deeply into
the lungs. True or False
Organism is water loving - Answers -What does the term hydrophilic mean?
Organism avoids water - Answers -What'd does hydrophobic mean?
Cat 1 - clean - low infection risk / Cat 2 - gray - medium infection risk / Cat 3 - black -
large infection risk - Answers -Name the Categories of Water according to the S500
All 3 categories - Answers -With which Category of Water can microbial growth occur?
Toilet Bowl = 2 // Surface Water from Raising Rivers = 3 // Hydrostatic seepage = 2 //
Aquarium =2 // Water beyond the trap=3 // Broken toilet tank=1 // Sea Water=3 //
Dishwasher and laundry & washing machine=2// Water in toilet bowl=1 - Answers -What
categories of water (S500) do these sources fall under? Toilet Bowl? Surface Water
from Raising Rivers? Hydrostatic seepage? Aquarium? Water beyond the trap? Broken
toilet tank? Sea Water? Dishwasher and laundry/washing machine? Water in toilet
bowl?
Above 17% - Answers -What % of moisture content (meter reading) is necessary for
mold growth to occur on wood?
Above 20% - Answers -Wood rot can occur at which percent of moisture content?
the amount of free water available on the boundary layer of a substrate (surface) for
microbial amplication - Answers -What is the definition of water activity (aw)?
Equilibrium Relative Humidity (ERH) - Answers -What moisture measurement is
comparable to water activity (aw)?
identification / correction of moisture problem // isolation of work area and HVAC
registers // air flow management (negative air) // demolition and removal of porous
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