Lead Abatement Regulations and Best Practices, Exams of Construction

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LEAD ABATEMENT STATE TEST SUPERVISOR EXAM 2024 | ALL QUESTIONS AND CORRECT ANSWERS | ALREADY GRADED A+ | VERIFIED ANSWERS | UPDATED VERSION What are the four abatement methods? ------CORRECT ANSWER------------ ---Removal, replacement, enclosure & Encapsulation Name four methods of interim control ------CORRECT ANSWER--------------- Education of occupants, paint stabilization, specialized cleaning, mulching of soul What does removal mean? ------CORRECT ANSWER---------------Stripping the paint Name four methods of removal ------CORRECT ANSWER---------------Wet scraping, wet sanding, chemical stripping & use a heat gun Name four methods of removal that are prohibited ------CORRECT ANSWER---------------dry sanding/ scrapping, open flame torching, heat guns over 1100F using methylene chloride What does replacement mean? ------CORRECT ANSWER--------------- removing and replacing building components. Name four components commonly replaced ------CORRECT ANSWER------ ---------windows, doors, rotten stairs, fascia boards What is the best thing to do with a contaminated carpet? ------CORRECT ANSWER---------------remove & replace What does encapsulation mean? ------CORRECT ANSWER---------------an elastic sealant approved by ODH What should not be encapsulated ------CORRECT ANSWER--------------- Friction & impact surfaces What does enclosure mean? ------CORRECT ANSWER--------------- mechanically fastened leak-tight barrier Name five components commonly enclosed ------CORRECT ANSWER------ ---------Walls, stairs, floors, window casings & exterior siding Why is paining with latex paint not a form of abatment? ------CORRECT ANSWER---------------it does not seal and will not last 20 years Name two examples of soul abatment ------CORRECT ANSWER-------------- -Removing & replacing soul covering with concrete & asphalt What do we do with lean painted components we are removing? ------ CORRECT ANSWER---------------Place in 6 mil bags or wrap in 6 mil poly What is meant by daily cleaning? ------CORRECT ANSWER--------------- Cleaning up dust & debris in the work area picking up drop cloths What are the three recommended by EPA for final cleaning? ------ CORRECT ANSWER---------------Hepa vacuum, Wet clean & Hepa vacuum again Why would we clean from top to bottom? ------CORRECT ANSWER---------- -----Don't want to re-contaminate our area What kind of vacuum is required for work with lead? ------CORRECT ANSWER---------------Hepa Vacuum What is the thickness of polyethylene used in lead treatment? ------ CORRECT ANSWER---------------6 mil What is the thickness of plastic waste bags used in lead abatement? ------ CORRECT ANSWER---------------6 mil If a heat gun is used, what is the temperature limit of the heat gun ------ CORRECT ANSWER---------------1100 degrees F. What kind of chemical stripper is not allowed? ------CORRECT ANSWER--- ------------Methylene chloride When sanding a lead based painted surface what must we do? ------ CORRECT ANSWER---------------Use wet methods If we use a belt sander or any other kind of power device, what must we use with this equipment? ------CORRECT ANSWER---------------Hepa vacuum attachment What federal law regulates hazardous waste? ------CORRECT ANSWER--- ------------Resource Conservation Recovery Act How may lead waste from a single family home be handled? ------ CORRECT ANSWER---------------As household waste HUD recommends separating types of waste, what does that mean? ------ CORRECT ANSWER---------------Separating what may be contaminated with lead with what is not contaminated with lead How do we test for hazardous waste ------CORRECT ANSWER--------------- Toxicity Characteristic Leachate Procedure (TCLP) How much lead must leach out of waste for it to be considered hazardous? ------CORRECT ANSWER---------------5PPM How much lead contaminated waste makes a contractor a conditionally exempt waste generator? ------CORRECT ANSWER---------------less than 220 pounds per month How long may a conditionally exempt generator store contaminated waste? ------CORRECT ANSWER---------------90 days What are two important practices when using a step ladder? ------ CORRECT ANSWER---------------Fully open & locked. Do not use the top step as a step What are three important practices when using an extension ladder? ------ CORRECT ANSWER---------------1 foot out of every 4 feet up, Extend 3 feet above the roof, tied at the top Characteristics of lead ------CORRECT ANSWER---------------Metal, Gray, Soft, Heavy, Blocks radiation & Toxic What common consumer products could contain lead? ------CORRECT ANSWER---------------Paint, Bullets, Fishing sinkers, Solders, Ceramic, X- ray block, vinyl, plastic, weights, pewter, batteries, flashing & leaded crystal glass What is meant by acute lead poisoning ------CORRECT ANSWER------------- --high dose in a short time What blood-lead level in children is regulated? ------CORRECT ANSWER--- ------------10 ug/dl Why do we focus on children under 6 years of age? ------CORRECT ANSWER---------------hand to mouth behavior, high absorption rate & lead interferes with proper development What medical procedure is used to remove lead from the body? ------ CORRECT ANSWER---------------Chelation What is Title X ------CORRECT ANSWER---------------Childhood lead poisoning prevention law What law requires contractors and workers to be trained ------CORRECT ANSWER---------------Toxic Substance Control Act (T.S.C.A) What federal government agency enforces TSCA ------CORRECT ANSWER---------------EPA What federal agency enforces work safety? ------CORRECT ANSWER------- --------OSHA What does OSHA require whenever work disturbs lead? ------CORRECT ANSWER---------------Personal Air Monitoring What Ohio agency requires training? ------CORRECT ANSWER--------------- Ohio department of Health What disciplines must be trained under EPA and ODH ------CORRECT ANSWER---------------Inspector, risk assessor, worker, contractor/supervisor, designer When must we notify ODH before a lead abatement project? ------ CORRECT ANSWER---------------10 days by mail 3 days by email How long must the contractor keep project records? ------CORRECT ANSWER---------------3 years What is the maximum first time fine for violation of ODH regulations? ------ CORRECT ANSWER---------------$1000 per day What federal agency regulates lead in construction? ------CORRECT ANSWER---------------OSHA What amount of lead is regulated by OSHA? ------CORRECT ANSWER----- ----------any exposable amount What is the first thing OSHA will request when visiting a job site where lead work is performed? ------CORRECT ANSWER---------------to see exposure monitoring What is exposure monitoring? ------CORRECT ANSWER---------------air monitoring to determine whether workers are above the action level or pel for lead What is OSHA's action level? ------CORRECT ANSWER---------------30 ug/m3 What is OSHA's PEL for lead? ------CORRECT ANSWER---------------50 ug/m3 What does PEL mean? ------CORRECT ANSWER---------------Permissible exposure limit What equipment and supplies are needed to conduct personal monitoring? ------CORRECT ANSWER---------------Personal sample pump, rotameter, 37mm sample cassette Where do we place the sample cassette? ------CORRECT ANSWER--------- ------Workers breathing zone If the employer cannot reduce exposures below the PEL then what must the employer provide? ------CORRECT ANSWER---------------respiratory protection, full body clothing, shower & clean lunch and break area. What must the employer provide if exposures exceeds 200 ug/m3 ------ CORRECT ANSWER---------------Clean clothing every day What must an employer provide a worker before the worker is required to wear a respirator? ------CORRECT ANSWER---------------Medical evaluation What is a critical part of the medical evaluation for use of a respiratpor ------ CORRECT ANSWER---------------Pulmonary function test What is a fit (seal) check and how often is this done? ------CORRECT ANSWER---------------negative & positive fit check every time you put it on What is a fit test and how often is this done? ------CORRECT ANSWER----- ----------Test to determine if the respirator leaks every year (once a year) What is included in training in the use of a respirator? ------CORRECT ANSWER---------------how to clean it, how to inspect it, how to store it & how to perform fit check What is the protection factor of a half-face APR? ------CORRECT ANSWER---------------10 What is the protection factor a full-face APR? ------CORRECT ANSWER---- -----------50 How do we calculate the maximum use level of a respirator ------CORRECT ANSWER---------------Protection actor multiplied by PEL (Protection factor X PEL) What is the maximum use level of a half face APR? ------CORRECT ANSWER---------------500 ug/m3 What is the maximum use of a full-face APR ------CORRECT ANSWER----- ----------2500 ug/m3 What respirator filter is required for work with lead? ------CORRECT ANSWER---------------Hepa What do we do as we remove full-body protective clothing? ------CORRECT ANSWER---------------Turn clothing inside out When decontaminating ourselves, what is the last thing we remove? ------ CORRECT ANSWER---------------Respirator What is Title X ------CORRECT ANSWER---------------Childhood lead poisoning reduction act What did title X require First? ------CORRECT ANSWER--------------- Identification of lead based paint hazards What did title X require second ------CORRECT ANSWER--------------- Control of lead based paint hazards identified What is a lead-based paint inspection? ------CORRECT ANSWER------------- --Surface by surface inspection to identify lead based paint & a report What is a lead risk assessment? ------CORRECT ANSWER--------------- Identification of lead based hazards & a report What are the two methods to control lead hazards? ------CORRECT ANSWER---------------Abatement & Interim control Define abatement ------CORRECT ANSWER---------------Permanently eliminate lead-based paint hazards Define interim control? ------CORRECT ANSWER---------------Temporary control of lead-based paint hazards made. Claims made insurance only covers claims when that happen when the insurance is in place What does a bid bond pay for? ------CORRECT ANSWER--------------- Damages to an owner when a contractor does not perform when it wins the bid. What does payment bond pay for? ------CORRECT ANSWER--------------- Claims from suppliers or subcontractors that the contractor failed to pay. What does a performance bond pay for? ------CORRECT ANSWER---------- -----Money for the owner to complete the job that the contractor could not complete. What is the difference between a performance specification and a means- and-methods specification? ------CORRECT ANSWER---------------means and methods are considered superior What type of specification is favored by EPA? ------CORRECT ANSWER---- -----------Means and methods Who is ultimately responsible to correct a lead hazard in a residence? ------ CORRECT ANSWER---------------The owner What is a public housing agency? ------CORRECT ANSWER---------------a government entity that owns housing What is vicarious liability? ------CORRECT ANSWER---------------liability for the actions of others What is the difference between contract documents and specifications? ---- --CORRECT ANSWER---------------Contractor documents are the legal documents. Specifications detail the scope of work. What requirements are typically in the contract documents? ------ CORRECT ANSWER---------------Insurance requirements, deadlines, responsibilities of owner and contractor. What requirements are typically included in specifications? ------CORRECT ANSWER---------------Abatement methods required; components needing treatment and occupant protection requirements. What is the problem with a lead abatement contractor performing risk assessments? ------CORRECT ANSWER---------------Conflict of interest What are important traits for a supervisor to communicate to workers? ------ CORRECT ANSWER---------------Give clear directions to workers, quickly correct mistakes, do not be derisive & emphasize team work What is meant by team spirit on an abatement job? ------CORRECT ANSWER---------------Say "we" not "i", be positive and if you need to correct a worker do so privately What is difficult to predict when estimating a job? ------CORRECT ANSWER---------------Labor cost, how much time the job will take, will workers become and available and will workers show up What is critical path planning? ------CORRECT ANSWER--------------- Establish important steps to complete the work, keep track of each step and establish and meet deadlines What is a community relations plan? ------CORRECT ANSWER--------------- a plan on how to communicate with occupants What challenges are presented when abatement work is preformed in an coccupied home? ------CORRECT ANSWER---------------Protecting belongings; keeping occupants out of active work areas When do we evaluate our community relations plan? ------CORRECT ANSWER---------------Continually What certification is needed to perform clearance testing on an abatement job ------CORRECT ANSWER---------------Certified inspector or certified risk assessor What is the visual inspection that is performed during clearance activities? - -----CORRECT ANSWER---------------Inspection to determine whether all