10. Upon initiating the restorative drying effort, restorers should install ____ air mover(s) in each affected room. In addition, add one air mover: a. For every ________ F 2 of affected wet floor in each room (to address floors and lower wall surfaces up to approximately 2 feet). b. For every ________ F 2 of affected wet ceiling and wall areas above approximately 2 feet c. For each wall inset & offset greater than ___ inches 11. When using desiccant dehumidification in a Class 3 water loss in an area that is 35’ long, 67’ wide with 10’ ceilings, using the simplified calculation, how much CFM is required? 12. When using desiccant dehumidification in a Class 3 water loss in an area that is 35’ long, 67’ wide with 10’ ceilings, using the detailed calculation, how much CFM is required? The build-out is average with standard construction. There is a HVAC system available and the building tightness is moderate. The outside GPP is 75. 13. When using LGR refrigerant dehumidification in a Class 3 water loss in an area that is 35’ long, 67’ wide with 10’ ceilings, using the simplified calculation, how many pints are required? 14. When using LGR refrigerant dehumidification in a Class 3 water loss in an area that is 35’ long, 67’ wide with 10’ ceilings, using the detailed calculation, what is the adjusted pints per day? The build-out is average with Standard Construction. There is a HVAC system available. The building is moderately tight and the weather impact is unfavorable with 70 GPP. 15. When using LGR’s on a Class 2 Water Loss in a building that has a affected area that is 50‘ long, 35’ wide, with 8 ft. ceilings, using the detailed method, what are the adjusted pints per day? The building construction is standard with a working HVAC system. The build out is average and the weather impact is moderate with 50 GPP. 16. When using desiccant dehumidification in a Class 4 water loss in an area that is 35’ long, 67’ wide with 10’ ceilings, using the simplified calculation, what is the required CFM? 17. A water damage in a newer commercial building caused by a ruptured sprinkle line that is attached to the public water supply is what category of water damage?
Test Your Knowledge on How to Scope and Complete a Water Loss
1. Which Category/Categories of water damage warrant the use of antimicrobials (biocides)? 2. After all safety concerns are addressed and the customer agrees to have an antimicrobial (biocide) applied, what is the first step in applying an antimicrobial (biocide) on a water loss? 3. On a Category 1 water damage, when should cleaning occur? 4. On a Category 2 water damage, when should cleaning occur? 5. What is the best indicator that Category 1 water has deteriorated to Category 2 water? 6. Water damage in a basement caused by a sump pump failure would be considered what Category of Water Damage? 7. Water intrusions where wet, porous materials represent more than 40 percent of the combined floor, wall, and ceiling surface area in the space would be what Class? 8. Returning materials to acceptable moisture content levels can be accomplished by setting a drying goal that returns materials to a close approximation of their dry standard. In the case of solid hardwood products, the drying goal should be within _____ percentage points of its normal moisture content or dry standard. For all materials, it is recommended the drying goal be within ___ percent of the dry standard. 9. What do the following abbreviations stand for? a. CMU –
b. IEP – c. MIP – d. NAM – e ACM - f. CIH – g. AFD – h. ANSI – i. SDS – j. PACM –
1. Category 2 and Category 3 2. Clean prior to application 3. At any time during the drying process 4. Prior to drying efforts 5. Odors 6. Category 2 7. Class 3 8. 4 percentage points and 10 percent 9a. Cement Masonry Unit 9b. Indoor Environmental Professional 9c. Materially Interested Party 9d. Negative Air Machine 9e. Asbestos Containing Material 9f. Certified Industrial Hygienist 9g. Air Filtration Device 9h. American National Standards Institute 9i. Safety Data Sheets 9j. Perceived Asbestos Containing Material 10. 1 10a. 50-70 10b. 100-150 10c. 18 11. 1173 12. 1095 13. 586 14. 938 15. 330 16. 1,172 17. Category 1 ANSWERS:
STORMSURGE TM | E1:2017 11
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