IICRC- WRT-ASD Exam Questions And Answers
Shall - Answer The practice or procedure is mandatory due to natural law or regulatory requirement, including occupational public health and other relevant laws, rules or regulations and is therefore a component of the accepted "standard of care" to be followed.
Should - Answer The practice or procedure is a component of the accepted "standard of care" to be followed, while not mandatory by regulatory requirements.
Recommend - Answer The practice or procedure is advised or suggested, but it is not a component of the accepted "standard of care" to be followed.
May - Answer Signifies permission expressed by the document, it means that a referenced practice or procedure is permissible within the limits of this document, but is not a component of the accepted "standard of care" to be followed.
Can - Answer Signifies an ability or possibility open to user of the document, and it means that a reference to practice or procedure is possible or capable of application, but is not a component of the accepted "standard of care" to be followed.
What is our first concern? - Answer Health and safety of workers and occupants.
Why does rapid response matter? - Answer It limits damage and reduces drying time.
What is mitigation in water damage restoration? - Answer Mitigation is limiting the overall cost and scope of the repairs necessary to return the building to service.
Safety issue: Water through electrical system or appliances - Answer Turn off power to that area and contact a qualified person to repair.
Safety Issue: Slip and fall hazard - Answer Extract standing water, put out signage, inform occupants of the hazard.
Safety Issue: Sagging drywall ceilings that are saturated: - Answer Immediately drain the water out of the ceiling, remove the ceiling materials and dispose of them properly.
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Safety Issue: Mold growth discovered: - Answer Put on appropriate PPE, inform occupants, shut off HVAC in that area, contain the mold, remediate if possible.
Principles of Drying: - Answer 1. Remove the excess.
- Dehumidification
- Evaporation
- Temperature control
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Extractors: - Answer Portable, flood pumper or truck mounted units are used to extract water.
Extraction Tools - Answer Light wand is perfect to extract from carpet without padding.Subsurface tools extract water from carpet and pad in place.
Sump Pumps - Answer For standing water, pumps are much more effective than vacs.
Air Movers - Answer Used to increase the rate of evaporation and reduce drying time.
LGR Dehumidifiers - Answer Low Grain Refrigerants (LGR) are the workhorse of the restoration industry. They work best in temperatures from 70-90 degrees F and remove large amounts of water pumped through a hose into a drain.
Desiccant Dehumidifiers - Answer Removes water using silica gel and exhausts humid air to the outside. Has the ability to produce the driest air.
Air Filtration Devices - Answer These filter the air to create negative pressure containment or to reduce contamination aerosolized during drying depending on how they are set up. (Scrubbers)
Heating Equipment - Answer Electric or fuel burning. Direct application to materials or heat the air. Choose the heater that fits the task.
Air Injection System - Answer These are a must for drying hardwood floors and are a great tool for drying moisture trapped in wall assemblies.
Wood Floor Drying Mats - Answer These are combined with the air injection systems for hardwood floor drying.
Moisture Meters and Hygrometer - Answer These are for determining the moisture content of materials and analyzing the drying environment.
IR Camera - Answer These show surface temperatures and since surfaces cool when water is evaporating from them, cool spots can indicate where to look for moisture.
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