IICRC WRT Test: Questions & Answers
A first priority on every water loss is to conduct a - ANSWER:Hazard and risk assessment
All technicians required to wear respiratory protection must be: - ANSWER:Trained, Fitted for mask and
evaluated medically.
Two hazardous materials commonly found in older structures are - ANSWER:Lead and Asbestos
Water damage restoration work never begins without a signed - ANSWER:work authorization
To minimize damage to building materials and contents, restorers should perform
_______________________________________ as part of the preliminary inspection. - ANSWER:Loss
mitigation services
When pre-existing damage is discovered, technicians should ___________________ and
____________________ to all materially interested parties. - ANSWER:document and communicate
Technicians should always use a _______________________ and a _______________________ to
disengage carpet from the tackless strip. - ANSWER:knee kicked and carpet awl
The primary reasons for carpet delimitations are: - ANSWER:Damage due to water
Folding of wet carpet during pad removal
Over aggressive extraction
Dragging heavy items
Alot of foot traffic
Improper install
Pet urine
Secondary damage is most prevalent in ___________________ materials. - ANSWER:Hygroscopic
Above __________% RH supports microbial growth and secondary damage can occur in hygroscopic
materials. - ANSWER:60%
Category _____ water originated from a sanitary source and does not pose substantial risk to humans. -
ANSWER:1
Category ____ water contains significant contamination and has the potential to cause discomfort or
sickness if contacted or consumed by humans - ANSWER:2
In a Category 3 water intrusion with elevated risk situations, restorers should consider using an
______________________________________ to assist in a remediation assessment. - ANSWER:Indoor
environmental Professional (IEP)
, When working contaminated environments technicians should erect ________________________, done
appropriate __________, and install ______________________. - ANSWER:Containment, PPE, Air
filtration device (AFD)
When working in a CAT 3 water loss the PPE should consist of: - ANSWER:All of it:
full face respiratory mask
protective suit
waterproof gloves
water proof boots
If at any time during the remediation of a cat 3 loss, any materially interested party disagrees with how
the remediation processes will be performed, restorers should ____________ immediately until the
conflict is resolved. - ANSWER:STOP
Which property of a material more relates to water vapor passing through or out of it? -
ANSWER:Permeance
In order to effectively dry wood subfloor beneath vinyl floor, restorers should remove the
____________________ - ANSWER:vinyl floor
When cellulosic insulation gets wet it should be __________ - ANSWER:removed
Gypsum board that is saturated and sagging should safely ___________ and _________. -
ANSWER:Drained and removed
When inspecting a water damaged structure, techs should inspect all ___________________ areas -
ANSWER:potentially affected
Class ___ water losses contain the least amount of water absorption and evaporation load where wet,
porous materials represent less than 5% of the combined floor, wall and ceiling surface area in the space
- ANSWER:1
Class ____ water losses contain a significant amount of water absorption and evaporation load where
wet, porous materials represent 5%-40% of the combined, floor, wall and ceiling surface area in the
space - ANSWER:2
The greatest amount of water absorption and evaporation load where wet, porous materials represent
more than 40% of the combined wall, floor, and ceiling surface areas and where low evaporation
materials or assemblies have absorbed minimal moisture is a Class___________ - ANSWER:3
Water intrusion that involves a significant amount of water absorption bound within low evaporation
materials and may require longer drying times is a class ____ - ANSWER:4
moisture detection equipment should be used to measure and document ___________________ and
_______________________________. - ANSWER:Moisture content and relative humidity readings.
A _____________ can be used to determine the extent of water migration in carpet and pad -
ANSWER:moisture sensor
A first priority on every water loss is to conduct a - ANSWER:Hazard and risk assessment
All technicians required to wear respiratory protection must be: - ANSWER:Trained, Fitted for mask and
evaluated medically.
Two hazardous materials commonly found in older structures are - ANSWER:Lead and Asbestos
Water damage restoration work never begins without a signed - ANSWER:work authorization
To minimize damage to building materials and contents, restorers should perform
_______________________________________ as part of the preliminary inspection. - ANSWER:Loss
mitigation services
When pre-existing damage is discovered, technicians should ___________________ and
____________________ to all materially interested parties. - ANSWER:document and communicate
Technicians should always use a _______________________ and a _______________________ to
disengage carpet from the tackless strip. - ANSWER:knee kicked and carpet awl
The primary reasons for carpet delimitations are: - ANSWER:Damage due to water
Folding of wet carpet during pad removal
Over aggressive extraction
Dragging heavy items
Alot of foot traffic
Improper install
Pet urine
Secondary damage is most prevalent in ___________________ materials. - ANSWER:Hygroscopic
Above __________% RH supports microbial growth and secondary damage can occur in hygroscopic
materials. - ANSWER:60%
Category _____ water originated from a sanitary source and does not pose substantial risk to humans. -
ANSWER:1
Category ____ water contains significant contamination and has the potential to cause discomfort or
sickness if contacted or consumed by humans - ANSWER:2
In a Category 3 water intrusion with elevated risk situations, restorers should consider using an
______________________________________ to assist in a remediation assessment. - ANSWER:Indoor
environmental Professional (IEP)
, When working contaminated environments technicians should erect ________________________, done
appropriate __________, and install ______________________. - ANSWER:Containment, PPE, Air
filtration device (AFD)
When working in a CAT 3 water loss the PPE should consist of: - ANSWER:All of it:
full face respiratory mask
protective suit
waterproof gloves
water proof boots
If at any time during the remediation of a cat 3 loss, any materially interested party disagrees with how
the remediation processes will be performed, restorers should ____________ immediately until the
conflict is resolved. - ANSWER:STOP
Which property of a material more relates to water vapor passing through or out of it? -
ANSWER:Permeance
In order to effectively dry wood subfloor beneath vinyl floor, restorers should remove the
____________________ - ANSWER:vinyl floor
When cellulosic insulation gets wet it should be __________ - ANSWER:removed
Gypsum board that is saturated and sagging should safely ___________ and _________. -
ANSWER:Drained and removed
When inspecting a water damaged structure, techs should inspect all ___________________ areas -
ANSWER:potentially affected
Class ___ water losses contain the least amount of water absorption and evaporation load where wet,
porous materials represent less than 5% of the combined floor, wall and ceiling surface area in the space
- ANSWER:1
Class ____ water losses contain a significant amount of water absorption and evaporation load where
wet, porous materials represent 5%-40% of the combined, floor, wall and ceiling surface area in the
space - ANSWER:2
The greatest amount of water absorption and evaporation load where wet, porous materials represent
more than 40% of the combined wall, floor, and ceiling surface areas and where low evaporation
materials or assemblies have absorbed minimal moisture is a Class___________ - ANSWER:3
Water intrusion that involves a significant amount of water absorption bound within low evaporation
materials and may require longer drying times is a class ____ - ANSWER:4
moisture detection equipment should be used to measure and document ___________________ and
_______________________________. - ANSWER:Moisture content and relative humidity readings.
A _____________ can be used to determine the extent of water migration in carpet and pad -
ANSWER:moisture sensor
