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LEAD ABATEMENT SUPERVISOR FINAL TEST EXAM
NEWEST VERSION 2025 WITH COMPLETE
SOLUTION 100% VERIFIED ANSWERS
Identify the materials used for enclosure - CORRECT ANSWER >>> Drywall vinyl
siding Plywood Paneling Caulk and sealant
Hazards that exist in residential environments - CORRECT ANSWER >>> Lead dust
Lead contaminated soil Peeling, chipping paint Folk remedies
Describe how children are typically exposed to lead - CORRECT ANSWER >>> Hand to
mouth activities Worker take home dust
Identify the common routes of worker lead exposure - CORRECT ANSWER >>> Inhalation
Ingestion
Describe the basic health effects of lead to workers - CORRECT ANSWER
>>> Stomachache
Nausea Headache Memory loss High Blood pressure Kidney damage
Describe the OSHA ( and other requirements) for lead abatement worker training - CORRECT
ANSWER >>> Info on respirators and their use, types, proper fit
Medical exams for everyone working with lead Describing what your employer is doing to reduce your exposure to lead Describe the RCRA regulations and regulated information regarding waste disposal for lead
abatement projects - CORRECT ANSWER >>> Commercial/ industrial projects- tested,
labeled, hauled correctly Residential property- household hazardous waste exemption
Identify the lead RCRA definitions of hazardous waste and testing procedures - CORRECT
ANSWER >>> TCLP test- toxic characteristic leaching procedure
Detects how much lead would leach out of the waste. 5mg/l= hazardous waste Lead meets the toxicity part of being a hazardous waste
Every 2 months for the first 6 months If above 40ug/dl then back to every 2 months At 50ug/dl- medical removal (if 2 consecutive tests)
Recognize the correct wording of lead wording signs - CORRECT ANSWER >>> DANGER:
Lead work area May Damage Fertility or the Unborn Child, Cause Damage to the Central Nervous System, Do Not Eat, Drink, or Smoke in this Area
Describe the OSHA construction standards (other than lead regs) - CORRECT ANSWER
>>> - Fall protection
- Eye protection
- Hazard Communication
- Anything having to do with worker protection and construction (including asbestos)
Describe the general requirements specified by the OSHA construction standards - CORRECT
ANSWER >>> - Train your people
- Monitor the air they're breathing (PEL is 50ug/m3, AL is 30ug/m3)
- Take steps to reduce exposure to lead
- Do blood monitoring Keep adequate records
Describe the exposure monitoring and written compliance plan requirements specified by the
OSHA lead in construction standards - CORRECT ANSWER >>> - Depending on what Class
work it is, assume a certain exposure of lead
- Adjust respirator after finding out what exposure is
- Document what type of work is being done
- Exposure below AL (30ug/m3) is considered negative assessment. not repeated until job conditions change
- If exposure is above PEL (50ug/m3) monitor every 3 months
- between 30-50ug/m3, monitor every 6 months
- written compliance plan
Exposure assessment schedule when assessment reports levels below AL (30ug/m3) -
CORRECT ANSWER >>> Not repeated until job conditions change
Exposure assessment schedule if exposure is above PEL (50ug/m3) - CORRECT ANSWER
>>> Every 3 months
Exposure assessment schedule if exposure is between AL (30ug/m3) and PEL (50ug/m3) -
CORRECT ANSWER >>> Every 6 months
OSHA hazard communication standards (HAZCOM) relevent to Lead Abatement work -
CORRECT ANSWER >>> - Train workers about hazards they're working with and how to
respond appropriately
- label containers
- Distribute MSDS
Why is it important to ensure that worker certification cards and certificates are current? -
CORRECT ANSWER >>> - So they don't have to take the full course again
- So that the supervisor doesn't get fined for having people with expired cards on site
Wisconsin DHS 163 certification requirements for lead worker - CORRECT ANSWER
>>> Lead safe renovator class
Lead abatement work class Submit application and fee to DHS
WI DHS 163 certification requirements for supervisor - CORRECT ANSWER >>> - 1 day lead
safe renovator class
- One day lead abatement work class and related experience
- 2 yrs construction experience or 1 yr as lead worker
- 2 day lead abatement supervisor class
- Submit application and fee to WI DHS
- Pass state exam
WI DHS 163 definition of abatement - CORRECT ANSWER >>> Activity designed to
permanently eliminate lead based paint hazards
WI DHS 163 definition of lead based paint - CORRECT ANSWER >>> - 0.5% lead by weight
Notification requirements for lead abatement or lead hazard reduction activities - CORRECT
ANSWER >>> - Not less than 2 days before project starts
- Notify if there is a change in date within one working day of the original start date
- Emergency notification by phone, but DHS has to receive notice in writing within 24 hrs.
Which WI regulation covers lead training and certification - CORRECT ANSWER >>> DHS
DHS 163 definition of interim control activity - CORRECT ANSWER >>> - A measure
designed to temporarily reduce human exposure to a lead-based paint hazard Examples: painting, covering with gravel or sod
State agency that regulates solid waste storage, transportation and disposal - CORRECT
ANSWER >>> DNR
Who are certified by DHS to perform clearance - CORRECT ANSWER >>> - Lead inspector
- Lead Risk Assessor
- Lead hazard investigator
- Lead sampling technician- only on non-abatement projects
Which certified personnel must be present at the abatement site at all times? - CORRECT
ANSWER >>> Lead supervisor
Who owns the certification? - CORRECT ANSWER >>> The employee
OSHA protection factor for full face respirator - CORRECT ANSWER >>> 50
OSHA protection factor for full face powered air purifying respirator - CORRECT ANSWER
OSHA protection factor for full face supplied air respirator - CORRECT ANSWER >>> 1000
OSHA protection factor for self contained breathing apparatus - CORRECT ANSWER
List some personal protective equipment needed for workers during the project, besides
respirators - CORRECT ANSWER >>> Suits
Boots Safety Glasses Gloves
Qualitative respirator fit testing - CORRECT ANSWER >>> check the quality of the fit by
using irritant smoke, saccharin, Bitrex and having wearer say whether or not they can detect
Quantitative respirator fit test - CORRECT ANSWER >>> using a probe inside the respirator
to measure the protection factor
Describe the conditions that may affect worker respiratory fit tests - CORRECT ANSWER
>>> - Whether they are affected by the smoke
- Whether they are lying about whether they can detect the banana oil - Facial hair
- Dental work
- Weight gain or loss
Common sources of lead in residential environments - CORRECT ANSWER >>> - Windows
- Bare Soil
- Floors
- Doors Examples of lead based paint hazards and common sources of lead in residential environments
- CORRECT ANSWER >>> - Surfaces that are chewed or mouthed
- Peeling or chipping paint
- Soil hazards
- Friction or impact surfaces
Describe the need and techniques to perform daily cleanup in abatement areas - CORRECT
ANSWER >>> Need: to keep a safe work site for employees and OSHA requirement
Techniques: Haul waste out of job site and pull up top later of plastic
Examples of techniques and equipment used to abate interior dust - CORRECT ANSWER
>>> - HEPA vac
Limitation of abating dust from severely contaminated carpets - CORRECT ANSWER >>> -
Lead can go through carpets and come back up
- You can HEPA vac (1 min for every 10 sq ft)
- You can use a steam cleaner on carpet
Identify the tools, materials, methods used for encapsulation - CORRECT ANSWER >>> -
Paintbrush
- Encapsulant
- Deglosser to prepare surface
- Tape to conduct tape test
- Mil gauge to measure thickness
Describe when abated surfaces should be painted or otherwise sealed - CORRECT
ANSWER >>> After final cleanup but before clearance
- Machine sanding/grinding without HEPA
- Abrasive blasting
- Certain paint stripping
- Removing a painted component
Why are torch guns or heat guns above 1100F prohibited? - CORRECT ANSWER >>> - Lead
has a low melting point
- Creates lead fumes
- Lead fumes are easily inhaled
Examples of soil abatement - CORRECT ANSWER >>> - Remove the soil - Cover
with concrete/ asphalt
Describe how to control lead in exterior dust - CORRECT ANSWER >>> HEPA vacuum then
cover ground with gravel, sod, mulch, or rocks
Describe how to package and label hazardous waste - CORRECT ANSWER >>> - Double bag
in six mil bags
- Label with the generator's name
- Fill out a waste manifest
Describe the recommended component removal, enclosure, and encapsulation methods -
CORRECT ANSWER >>> Ways in which dust is reduced: ex. enclosure of siding vs removing
it
- Duct tape seams on house wrap
- Perform tape test and patch test before applying encapsulant
What are recommended mechanical paint removal methods? - CORRECT ANSWER >>> -
Power tool with a manufacturer's authorized shroud (cover) to attach to a HEPA vac
Describe recommended chemical paint removal methods - CORRECT ANSWER >>> - Use
paint stripper that does not contain methylene chloride
- Neutralize surface after using the paint stripper
When is personal protective clothing and equipment are required? - CORRECT ANSWER
>>> - Required when air lead levels are above PEL
- Recommended when below PEL
Why may encapsulation fail? - CORRECT ANSWER >>> - It will deteriorate if applied on
friction surfaces
- It will not adhere if surfaces are not properly prepared
- If there are water/ moisture problems
- Limit dusty work practices
Identify slip, trip, fall hazards and suggest ways to prevent them - CORRECT ANSWER
Electrical chords
- Debris Prevention:
- Pickup debris throughout the day
- Keep things organized
Identify heat related health hazards and suggest ways to prevent them - CORRECT
ANSWER >>> - Tyvek suits
- Lack of ventilation
- working outside Prevention:
- take breaks
- water
- start early in day
- work in shade
Why would you collect pre-abatement (baseline) soil or exterior dust samples? - CORRECT
ANSWER >>> - Liability
- Document what existed before project begins
Why is it important to examine worker baseline blood lead levels - CORRECT ANSWER
>>> - Liability
