RIA IICRC S520 Mold Remediation 2

Question 1

According to IICRC S520, what is the primary purpose of establishing a containment area during mold remediation?

Accepted Answer

To prevent cross-contamination of clean areas

Answer

Containment prevents mold spores and contaminated dust from spreading to unaffected areas during remediation.

Question 2

Under IICRC S520, which condition type typically warrants 'Limited Containment' using 6-mil polyethylene sheeting?

Accepted Answer

Condition 2 or 3 areas between 10 and 100 sq ft

Answer

Limited Containment is appropriate for Condition 2 or 3 areas between 10 and 100 square feet.

Question 3

Which respirator is the MINIMUM level of protection recommended by IICRC S520 when working in Condition 3 environments?

Accepted Answer

Half-face air-purifying respirator with P100 filters

Answer

A half-face air-purifying respirator with P100 particulate filters is the minimum for Condition 3 remediation work.

Question 4

What does IICRC S520 define as 'Condition 1' in a building environment?

Accepted Answer

Normal fungal ecology with no visible mold or malodor

Answer

Condition 1 is a normal fungal ecology where no visible mold growth or malodor is present.

Question 5

According to IICRC S520, post-remediation verification (PRV) should confirm that the remediated area has achieved what status?

Accepted Answer

Condition 1 or better

Answer

PRV must confirm the area has been returned to Condition 1 — normal fungal ecology.

(RIA) Restoration Industry Association Certified Practice Test