Mold Remediation Contractor TX State Exam Questions with Correct Answers.
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Mold Remediation Contractor
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Mold Remediation Contractor
Mold Remediation Contractor TX State Exam Questions with Correct Answers.Mold Remediation Contractor TX State Exam Questions with Correct Answers.Mold Remediation Contractor TX State Exam Questions with Correct Answers.
Mold Remediation Contractor TX State Exam Questions
with Correct Answers.
Can mold be found anywhere? - ANS yes, they can grow on virtually any organic
substance (food)
What is needed for mold to grow? - ANS moisture and oxygen must be present
What is the key to mold control? - ANS Moisture control
According to the EPA, what is the ideal RH? - ANS 30 - 50% (below 60%)
If water is detected how quickly should it be cleaned and dried to prevent mold growth?
- ANS within 48 hours
What are the EPA regulations for mold? - ANS There are no EPA regulations for mold
What is PPE? - ANS personal protection equipment
What is the minimum PPE recommended? - ANS N-95 respirator, gloves and eye
protection.
What should a remediation plan include? - ANS 1. Steps to fix the water/moisture
problem
2. The use of PPE
3. The steps to contain and remove moldy building materials to avoid spreading
What is the remediation manager's highest priority? - ANS The protection of the
occupants and remediates health and safety.
Remediation involves what 3 steps according to the EPA book? - ANS 1. Fix the
water/humidity problem
2. Continue to communicate with building occupants
3. Completely clean up mold and dry water -damaged areas
What are possible locations for hidden mold according to the EPA book? - ANS pipe
chases, utility tunnels, walls behind furniture, condensate drain pans inside air handler,
porous thermal/acoustic liners in duct, and roof materials above ceiling tiles
What three water (clean) damaged materials are recommended to discard and replace?
- ANS 1. Ceiling tiles
2. Cellulose insulation
3. Fiberglass insulation
, What should you do if the building occupants are reporting serious health concerns? -
ANS Advise them to consult a health professional
According to the EPA, what are the 4 clean-up methods? - ANS 1. Wet Vacuum
2. Damp-wipe
3. HEPA Vacuum
4. Discard
What 2 clean-up methods are the same for concrete or cinder block regardless of the
square footage? - ANS 1 and 3 - Wet van or HEPA vac
Which clean up method can be used on every piece of material or furnishing affected? -
ANS 3 - HEPA vacuum
For non-porous, hard surfaces such as plastics and metals, regardless of amount,
which cleaning methods are recommended. - ANS 1,2 and 3
Wet vacuum, damp wipe or HEPA vacuum
According to the EPA, why is it recommended to clean up mold? - ANS It gradually
destroys the things it grows on.
How should materials that cannot be salvaged be disposed of? - ANS Double bagged
using 6 mil poly. Bags must be sealed before disposal to minimize mold dispersion.
Large items with heavy mold should be covered with poly sheeting and sealed with duct
tape.
Is there special disposal instructions once bagged? - ANS No, mold can be disposed of
like regular garbage.
What size surface area is limited containment? - ANS 10 to 100 sq feet
What size surface area is full containment used? - ANS More than 100sf
What is a PAPR and when is it recommended? - ANS Power air purifying respirator
used in full containment situations. It uses a blower to force air through the HEPA filter
that is supplied to a mask that covers the entire face.
The containment must be maintained by what type of pressure? - ANS Negative
Double layers of 6 mil poly should be used in what type of containment? - ANS Full -
surface area greater than 100 square feet
What type of containment is recommended in the EPA guidance for 10 to 100sf? - ANS
Minimum
1. one layer of fire retardant 6mil poly
2. hvac return/supply blocked
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