EPA Lead Risk Assessor Cert Exam Questions And Answers VERIFIED 100% Correct

EPA Lead Risk Assessor Cert Exam Questions And Answers VERIFIED 100% Correct What is the procedure for clean up of lead dust after abatement or renovation? - ANSWER HEPA vacuum, wet clean, HEPA vacuum again What should a risk assessor do prior to conducting a risk assessment on a house? - ANSWER gather information on the property T/F The inspector also tests soil and dust for lead contamination as part of a clearance test - ANSWER True What is Title X - ANSWER Residential Lead Hazard Reduction Act of the Community Development and Housing Act of 1992 HUD estimates how many homes contain lead-based paint? - ANSWER 64 million lead-based paint - ANSWER paint, varnish, shellac, or other coating on surfaces that contain 1.0 mg/cm2 or more of lead, or 0.5% or more lead by weight lead-based paint hazard - ANSWER any condition that causes exposure to lead contaminated dust, lead contaminated soil, or lead contaminated paint that is deteriorated or present on accessible surfaces, friction surfaces, or impact surfaces. lead-based paint inspection - ANSWER a surface by surface investigation to determine the presence of lead based paint. deteriorated paint - ANSWER any interior or exterior paint that is peeling, chipping, chalking, or cracking, or is located on an interior or exterior surface or fixture that is damaged or deteriorated accessible surface - ANSWER surface that protrudes from the surrounding area to the extent that a child can chew the surface and is within three feet of the floor or ground friction surface - ANSWER an interior or exterior surface that is subject to abrasion or friction (certain window, floor, and stair surfaces) impact surface - ANSWER an interior or exterior surface that is subject to damage from repeated impacts (parts of door frames) PHAs and IHAs must abate - ANSWER lead based paint in pre-1978 family developments equal to or greater than 1.0 mg/cm2 using XRF, or 0.5% (5000 ppm) using lab methods Deciliter - ANSWER measure of volume. It is equal to a little less than half a cup. Main cause of lead contamination in drinking water - ANSWER corrosion of lead containing plumbing Blood lead level - ANSWER is the best initial measurement for evaluating lead exposure in the body 1st step in treating lead poisoning - ANSWER remove the person from further exposure Romans used lead for constructing? - ANSWER Aqueducts Greeks wrote about Roman miners who suffered from - ANSWER lead poisoning Symptoms of lead poisoning? - ANSWER Flu like symptoms to cognitive impairement De minimis levels "safe work practices" must be used during stabilization or abatement only when the area of paint being disturbed is greater than: - ANSWER 20 square feet on exterior surface, 2 square ft on interior surface, 10% of a building component with a small surface area. Disclosure Requirements - ANSWER required for pre 1978 housing. Provide buyer/seller with EPA approved pamphlet. Disclose presence of known LBP or LBP hazards. Provide copy of any reports. Include warning statement, and give 10 days to purchaser to conduct risk assessment or inspection. What makes Lead Based Paint a Hazard? - ANSWER paint is deteriorated, lead paint is on friction or impact surface, lead paint is on child-accessible surface that shows evidence of teeth marks. Safe Drinking Water Act defines lead free plumbing as - ANSWER solders and flux may not contain more than 0.2% lead and pipes, pipe fittings, and well pumps may not contain more than 8.0% lead. ALARA - ANSWER As Low As Reasonably Achievable Exposure to radiation is affected by 3 important factors - ANSWER time, distance, shielding XRF Performance Characteristics Sheet (PCS) - ANSWER provides information necessary to conduct an inspection of lead-based paint using specific XRF instruments. Advantages of XRF testing are - ANSWER speed, cost-efficiency, non-destructiveness Laboratory analysis of paint-chip samples must be completed by a laboratory recognized by? - ANSWER National Lead Laboratory Accreditation Program (NLLAP) The need for XRF substrate correction depends on: - ANSWER specific instrument used; substrate; initial reading levels; PCS XRF calibration checks must be conducted: - ANSWER at the beginning, every 4 hours, and at the end of an inspection. Tort law - ANSWER civil "wrong" or breach of a standard of behavior or failure to use reasonable care for which a court orders a monetary remedy called "damages". Contract law - ANSWER relates to situations in which a person breaks or "breaches" a legally enforceable written or oral agreement or contract. Negligence - ANSWER contractor fails to fulfill all of his/her duties or fails to exercise the standard of care Vicarious Liability - ANSWER employer is legally responsible for the acts, omissions, and wrongful behavior of his/her employees. Room Equivalent - ANSWER identifiable part of a residence such as a room, house exterior, a foyer, staircase, hallway, or an exterior area. Building Component Type - ANSWER Items in the interior or exterior of housing onto which paint, stain, varnish, or shellack has been applied and that have a common substrate Substrate - ANSWER Material underneath the paint. HUD guidelines recommend six classifying substrates; brick, concrete, drywall, metal, plaster, wood. testing combination - ANSWER unique combination of room equivalent, building component type, and substrate test location - ANSWER specific area on a testing combination where either an XRF reading or a paint-chip sample will be taken