IICRC Commercial Drying Specialist
(CDS) | Questions and answers with
100% correct solutions | A+ Grade
Rooms around which you are likely to find sound attenuated wall construction are ✔✔Conference
rooms
Executive offices
Auditoriums
Between apartment or condos
Areas you are likely to find multiple layers of drywall are ✔✔School hallways
Hospital hallways
Elevator shafts
Mechanical rooms
Why is it important to identify HVAC zones ✔✔To prevent potential for cross contamination and to
help maintain the drying environment
Some HVAC systems use the area above a drop ceiling as the return air plenum ✔✔True
Loose fill insulation (perlite, vermiculite) can sometimes be present in ✔✔Concrete masonry unit
(CMU) activities
,Fire rated drywall has special additives to achieve the rating and is labeled as type ______ ✔✔X
A requirement after penetrating fire rated walls ✔✔Is to properly repair them to maintain their
fire rating
Fire rated walls will often be found where? ✔✔Elevator shafts, stairwells, mechanic rooms, mechanical
chases, between tenants, between conditioned and unconditioned spaces
What is a hazard? ✔✔Anything that has the potential to cause illness or injury to employees
or occupants
What is a risk? ✔✔As assessment of the likelihood and severity of an action recurring
Important OSHA clause is ✔✔OSHA General Duty Clause
Many states require an asbestos clearance prior to removing drywall materials ✔✔True
If asbestos is found, it shall be abated by ✔✔Qualified, licensed abatement contractor
Of the hierarchy of control which should be the last control option? ✔✔PPE
An emergency action plan (EAP) is required ✔✔On all jobs
, What are items usually included in the EAP? ✔✔Evacuation plan, meeting place, accounting for
personnel, instructions to first responders
What should a site safety survey contain at a minimum ? ✔✔It should identify potential hazards
and how they will be mitigated
Fall arrest systems include: ✔✔Body harness
Anchor point
lifeline (lanyard)
When connecting 3 phase equipment to building or generator power, the tech must do so ✔✔Only
if qualified
Grounding or portable diesel generator are typically not needed ✔✔False
Electrical extension cords should be sized according to the ✔✔Load
Length
Location
A confined space is defined as ✔✔Limited entry/exit
Large enough for a person to enter
Not for continuous occupancy
(CDS) | Questions and answers with
100% correct solutions | A+ Grade
Rooms around which you are likely to find sound attenuated wall construction are ✔✔Conference
rooms
Executive offices
Auditoriums
Between apartment or condos
Areas you are likely to find multiple layers of drywall are ✔✔School hallways
Hospital hallways
Elevator shafts
Mechanical rooms
Why is it important to identify HVAC zones ✔✔To prevent potential for cross contamination and to
help maintain the drying environment
Some HVAC systems use the area above a drop ceiling as the return air plenum ✔✔True
Loose fill insulation (perlite, vermiculite) can sometimes be present in ✔✔Concrete masonry unit
(CMU) activities
,Fire rated drywall has special additives to achieve the rating and is labeled as type ______ ✔✔X
A requirement after penetrating fire rated walls ✔✔Is to properly repair them to maintain their
fire rating
Fire rated walls will often be found where? ✔✔Elevator shafts, stairwells, mechanic rooms, mechanical
chases, between tenants, between conditioned and unconditioned spaces
What is a hazard? ✔✔Anything that has the potential to cause illness or injury to employees
or occupants
What is a risk? ✔✔As assessment of the likelihood and severity of an action recurring
Important OSHA clause is ✔✔OSHA General Duty Clause
Many states require an asbestos clearance prior to removing drywall materials ✔✔True
If asbestos is found, it shall be abated by ✔✔Qualified, licensed abatement contractor
Of the hierarchy of control which should be the last control option? ✔✔PPE
An emergency action plan (EAP) is required ✔✔On all jobs
, What are items usually included in the EAP? ✔✔Evacuation plan, meeting place, accounting for
personnel, instructions to first responders
What should a site safety survey contain at a minimum ? ✔✔It should identify potential hazards
and how they will be mitigated
Fall arrest systems include: ✔✔Body harness
Anchor point
lifeline (lanyard)
When connecting 3 phase equipment to building or generator power, the tech must do so ✔✔Only
if qualified
Grounding or portable diesel generator are typically not needed ✔✔False
Electrical extension cords should be sized according to the ✔✔Load
Length
Location
A confined space is defined as ✔✔Limited entry/exit
Large enough for a person to enter
Not for continuous occupancy
