LEAED ABATEMENT SUPERVISOR LATEST UPDATE 2024 CORRRECTLY VERIFIED QUESTIONS AND ANSWERS, Exams of Working Capital Management

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LEAED ABATEMENT SUPERVISOR LATEST UPDATE 2024

CORRRECTLY VERIFIED QUESTIONS AND ANSWERS

Lead Abatement Supervisor Identify the materials used for enclosure Drywall vinyl siding Plywood Paneling Caulk and sealant Hazards that exist in residential environments Lead dust Lead contaminated soil Peeling, chipping paint Folk remedies Describe how children are typically exposed to lead Hand to mouth activities Worker take home dust Identify the common routes of worker lead exposure Inhalation Ingestion

Describe the basic health effects of lead to workers Stomachache Nausea Headache Memory loss High Blood pressure Kidney damage Describe the OSHA ( and other requirements) for lead abatement worker training 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 Commercial/ industrial projects- tested, labeled, hauled correctly Residential property- household hazardous waste exemption Identify the lead RCRA definitions of hazardous waste and testing procedures 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

At 50ug/dl- medical removal (if 2 consecutive tests) Recognize the correct wording of lead wording signs 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)

• 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
• 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
• 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) Not repeated until job conditions change Exposure assessment schedule if exposure is above PEL (50ug/m3) Every 3 months Exposure assessment schedule if exposure is between AL (30ug/m3) and PEL (50ug/m3) Every 6 months OSHA hazard communication standards (HAZCOM) relevent to Lead Abatement work
• Train workers about hazards they're working with and how to respond appropriately
• label containers
• Distribute MSDS OSHA Action Level for lead 30ug/m

• It has become a standard for the industry Why is it important to ensure that worker certification cards and certificates are current?
• 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 Lead safe renovator class Lead abatement work class Submit application and fee to DHS WI DHS 163 certification requirements for supervisor
• 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 Activity designed to permanently eliminate lead based paint hazards WI DHS 163 definition of lead based paint
• 0.5% lead by weight

• more than 1.0 mg/cm Notification requirements for lead abatement or lead hazard reduction activities
• 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 DHS 163 DHS 163 definition of interim control activity
• 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 DNR Who are certified by DHS to perform clearance
• Lead inspector
• Lead Risk Assessor
• Lead hazard investigator
• Lead sampling technician- only on non-abatement projects

Name the types of respirators typically needed for residential lead abatement jobs and list OSHA protection factors Half face (10) Full face (50) Full face powered air purifying respirator (1000) Full face supplied air (1000) Self contained breathing apparatus (SCBA) (10,000) OSHA protection factor for half face respirator 10 OSHA protection factor for full face respirator 50 OSHA protection factor for full face powered air purifying respirator 1000 OSHA protection factor for full face supplied air respirator 1000 OSHA protection factor for self contained breathing apparatus 10,

List some personal protective equipment needed for workers during the project, besides respirators Suits Boots Safety Glasses Gloves How to care for and store respirators properly

• Store in a dry area that is not too hot or cold
• Keep in ziplock back to protect from dust
• Keep out of sunlight
• Do not hand by straps Qualitative respirator fit testing 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 using a probe inside the respirator to measure the protection factor Describe the conditions that may affect worker respiratory fit tests
• Whether they are affected by the smoke
• Whether they are lying about whether they can detect the banana oil
• Facial hair
• Dental work

Limitation of abating dust from severely contaminated carpets

• 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
• 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 After final cleanup but before clearance Describe the proper order for final cleanup
• HEPA Vac
• Wash
• Rinse
• Start with the rooms furthest away from the front door and from the top down Cleaning products used for final cleanup procedure
• Hot water
• Detergent

• HEPA vac The correct location of lead warning signs at entrances (# of signs depends on if you are doing a whole building) Describe how to build a containment for exterior abatement work
• Lay plastic on the ground at least 10 ft in all directions from where you are working and attach to wall of building
• Cover windows
• Set up a perimeter 10 ft beyond the plastic Describe how to build a containment for interior abatement work
• Cover critical barriers
• Cover doors, vents, windows
• Lay plastic on the floor Restricted paint abatement methods
• Heat gun above 1100F
• Power washing within containment
• Machine sanding/grinding without HEPA
• Abrasive blasting
• Certain paint stripping
• Removing a painted component

What are recommended mechanical paint removal methods?

• Power tool with a manufacturer's authorized shroud (cover) to attach to a HEPA vac Describe recommended chemical paint removal methods
• 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?
• Required when air lead levels are above PEL
• Recommended when below PEL Why may encapsulation fail?
• It will deteriorate if applied on friction surfaces
• It will not adhere if surfaces are not properly prepared
• If there are water/ moisture problems Describe dust sampling techniques and strategies for clearance sampling
• Use wipe approved by ASTM
• Floors- 40ug/ft
• Sills- 240ug/ft
• Wells- 400 ug/ft

Examples of basic building and architecture components Casing Risers Stair treads Stringer Soffit Fascia Window wells Interior windowsills (stools) Identify fire hazards and ways to prevent them

• Lacquer thinner
• Spontaneous combustion
• Sparks
• Heat gun Ways to prevent:
• Don't mix rags
• Keep waste outside
• Limit dusty work practices Identify slip, trip, fall hazards and suggest ways to prevent them
• Electrical chords
• Debris

• You must know exactly how much air is pulled through the monitoring cassette in order to have accurate readings Why is personal air sampling required to assess worker's lead exposure Because it represents what an employee's actual exposure is Describe potential health hazards from chemicals used on the job and recommended ways to prevent exposure
• Burns
• Eye damage
• Fire
• Fumes Prevention: Follow manufacturers recommendations Identify safety data sheets needed at the work site Needed for chemicals and products used at the job site
• WD
• Encapsulants
• Treated lumber
• Paint
• Caulk
• Detergent
• Primer

Explain methods to prevent workers from taking lead dust home

• Wear suits
• Wash hands and face before going home
• Take a shower
• Change clothes Why is it important to shut down and seal the HVAC system? So that the rest of the house isn't contaminated by dust circulating through the HVAC Why should there be a decontamination unit for workers?
• So they don't bring lead dust to their cars or home Explain why it is necessary for copies of the health and safety program to be present at the worksite
• So employees are prepared for different situations
• So they know where to locate phone numbers
• So they know what types of situation to anticipate Describe the decontamination procedures that should be discussed with workers during routine safety and health meetings
• Wash hands before eating
• Keep respirators on while working
• Washing the inside and outside of respirators