Mold Remediation Contractor TX State exam
Can mold be found anywhere? - Answer: yes, they can grow on virtually any organic substance
(food)
What is needed for mold to to grow? - Answer: moisture and oxygen must be present
What is the key to mold control? - Answer: Moisture control
According to the EPA, what is the ideal RH? - Answer: 30 - 50% (below 60%)
If water is detected how quickly should it be cleaned and dried to prevent mold growth? -
Answer: within 48 hours
What are the EPA regulations for mold? - Answer: There are no EPA regulations for mold
What is PPE? - Answer: personal protection equipment
What is the minimum PPE recommended? - Answer: N-95 respirator, gloves and eye protection.
What should a remediation plan include? - Answer: 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? - Answer: The protection of the occupants
and remediators health and safety.
Remediation involves what 3 steps according to the EPA book? - Answer: 1. Fix the
water/humidity problem
,Mold Remediation Contractor TX State exam
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? - Answer: pipe chases,
utility tunnels, walls behind furniture, condensate drain pans inside air handler, porous
thermal/acoustic liners in duct, roof materials above ceiling tiles
What three water (clean) damaged materials are recommended to discard and replace? -
Answer: 1. ceiling tiles
2. cellulose insulation
3. fiberglass insulation
What should you do if the building occupants are reporting serious health concerns? - Answer:
Advise them to consult a health professional
According to the EPA, what are the 4 clean-up methods? - Answer: 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? - Answer: 1 and 3 - Wet vac or HEPA vac
Which clean up method can be used on every piece of material or furnishing affected? -
Answer: 3 - HEPA vacuum
For non-porous, hard surfaces such as plastics and metals, regardless of amount, which cleaning
methods are recommended. - Answer: 1,2 and 3
, Mold Remediation Contractor TX State exam
Wet vacuum, damp wipe or HEPA vacuum
According to the EPA, why is it recommended to clean up mold? - Answer: It gradually destroys
the things it grows on.
How should materials that cannot be salvaged be disposed of? - Answer: 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? - Answer: No, mold can be disposed of like
regular garbage.
What size surface area is limited containment? - Answer: 10 to 100 sq feet
What size surface area is full containment used? - Answer: More than 100sf
What is a PAPR and when is it recommended? - Answer: 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? - Answer: Negative
Double layers of 6 mil poly should be used in what type of containment? - Answer: Full - surface
area greater than 100 square feet
What type of containment is recommended in the EPA guidance for 10 to 100sf? - Answer:
Minimum
1. one layer of fire retardant 6mil poly
Can mold be found anywhere? - Answer: yes, they can grow on virtually any organic substance
(food)
What is needed for mold to to grow? - Answer: moisture and oxygen must be present
What is the key to mold control? - Answer: Moisture control
According to the EPA, what is the ideal RH? - Answer: 30 - 50% (below 60%)
If water is detected how quickly should it be cleaned and dried to prevent mold growth? -
Answer: within 48 hours
What are the EPA regulations for mold? - Answer: There are no EPA regulations for mold
What is PPE? - Answer: personal protection equipment
What is the minimum PPE recommended? - Answer: N-95 respirator, gloves and eye protection.
What should a remediation plan include? - Answer: 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? - Answer: The protection of the occupants
and remediators health and safety.
Remediation involves what 3 steps according to the EPA book? - Answer: 1. Fix the
water/humidity problem
,Mold Remediation Contractor TX State exam
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? - Answer: pipe chases,
utility tunnels, walls behind furniture, condensate drain pans inside air handler, porous
thermal/acoustic liners in duct, roof materials above ceiling tiles
What three water (clean) damaged materials are recommended to discard and replace? -
Answer: 1. ceiling tiles
2. cellulose insulation
3. fiberglass insulation
What should you do if the building occupants are reporting serious health concerns? - Answer:
Advise them to consult a health professional
According to the EPA, what are the 4 clean-up methods? - Answer: 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? - Answer: 1 and 3 - Wet vac or HEPA vac
Which clean up method can be used on every piece of material or furnishing affected? -
Answer: 3 - HEPA vacuum
For non-porous, hard surfaces such as plastics and metals, regardless of amount, which cleaning
methods are recommended. - Answer: 1,2 and 3
, Mold Remediation Contractor TX State exam
Wet vacuum, damp wipe or HEPA vacuum
According to the EPA, why is it recommended to clean up mold? - Answer: It gradually destroys
the things it grows on.
How should materials that cannot be salvaged be disposed of? - Answer: 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? - Answer: No, mold can be disposed of like
regular garbage.
What size surface area is limited containment? - Answer: 10 to 100 sq feet
What size surface area is full containment used? - Answer: More than 100sf
What is a PAPR and when is it recommended? - Answer: 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? - Answer: Negative
Double layers of 6 mil poly should be used in what type of containment? - Answer: Full - surface
area greater than 100 square feet
What type of containment is recommended in the EPA guidance for 10 to 100sf? - Answer:
Minimum
1. one layer of fire retardant 6mil poly
