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Wisconsin Lead Abatement Exam with 100% Verified Answers
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Wisconsin Lead Abatement Exam with 100%Verified Answers
What is the difference between an interim control and abatement? - ✅✅Interim controls are
intended to make dwellings lead-safe by temporarily controlling lead-based paint hazards.
What are examples of interior interim controls? - ✅✅- Painting
- Paint stabilization
- Specialized cleaning
- Smoothing surfaces
- Correcting friction points
What are examples of exterior interim controls? - ✅✅- Mulch
- Prickly bushes
- Planting sod
- Covering with rocks
Define "replacement". - ✅✅The removal of doors, windows, trim, and other building items
that contain lead-based paint hazards and their replacement with new lead-free components.
What is the most desirable abatement method? - ✅✅Replacement
Define "removal". - ✅✅The separation of the paint from the substrate using heat guns,
chemicals, or certain contained abrasive measures, either on-site of off-site.
Where will you most often see removal used as an abatement technique? - ✅✅In limited areas
and for surfaces where historical preservation applies.
,Define "enclosure". - ✅✅The installation of a rigid, durable barrier that is mechanically
attached to building components, with all edges and seams sealed with caulk or other sealant.
Define "encapsulation". - ✅✅Coatings or rigid materials that rely on adhesion to a lead based
painted surface and are not mechanically fastened to the substrate.
T/F: Painting and encapsulation ARE the same. - ✅✅False
What are two ways lead-contaminated soil is abated? - ✅✅- Removing and replacing the
contaminated soil with clean soil
- Permanently covering the contaminated soil with asphalt or concrete
How deep must lead-contaminated soil be removed during abatement? - ✅✅At least 6" deep.
What are examples of interim controls for lead-contaminated soil? - ✅✅Covering with several
inches of clean soil or mulch, or planting sod or grass.
What are the nine prohibited work methods listed in DHS 163.14? - ✅✅- Uncontained abrasive
blasting or uncontained sand blasting
- Machine sanding, grinding, or planing without a properly operating HEPA-filtered exhaust
control
- Manual dry scraping, sanding, or planing of more than two square feet of paint
- Using chemical paint strippers containing methylene chloride
- Uncontained high-pressure water blasting, or uncontained hydroblasting
- Open-flame torching, charring, or burning of paint
- Operating a heat gun on paint at or above 1100 F
- Using an improperly operating HEPA vacuum when cleaning
- Dry sweeping when cleaning
, How does 29 CFR 1926.62 define a "competent person"? - ✅✅A person capable of identifying
existing and predictable lead hazards in the surroundings or working conditions, who has
authorization to take prompt corrective measures to eliminate them, and who makes frequent
and regular inspections of jobsites, materials, and equipment as part of a program to ensure
that workers are not exposed to excessive levels of airborne lead.
What are the steps to lead abatement? - ✅✅- Arrange for risk assessment/paint inspection
- Develop a hazard control plan
- Obtain waste permits
- Select needed materials
- Develop specifications
- Schedule other construction work
- Select a contractor
- Conduct preconstruction conference
- Notify residents
- Correct housing conditions that may impede work
- Post warning signs
- Consider a pilot project
- Consider collecting soil samples as an option
- Execute construction work
- Store waste
- Cleanup
- Arrange for clearance
- Repeat cleaning if clearance fails
- Pay contractors
- Conduct periodic monitoring
How much poly must be used on interior abatement projects? - ✅✅Two layers of 6 mil poly in
a minimum of 6 ft. of all directions of the work area.
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