CDPH Lead Inspector/Assessor California State Exam 2024 Latest Questions With Passed Solutions!!Atomic Symbol for Lead and origin Latin word? Answer- Pb; plumbum meaning "liquid silver" What form of lead is mostly used in the United States? Answer- #1 Form: Lead Acid Batteries, #2 Form: Ammunition, #3 Form: Paints & Coatings
Why is/was lead added to paint? Answer- Durability. Other qualities include:
prevents mold growth & corrosion, soundproofing, quick drying.What is white lead? Answer- Major form of lead used in paint before 1950, it was the only white paint used in European paintings until 19th century, heavy consistency, fastest drying white paint.What does Presumed Lead-Based Paint refer to? Answer- Residential structures built prior to January 1, 1978/ also called Target Housing.Supplied Air Respirators (SARs) must use what grade air and what hose length?Answer- Grade D Air (oxygen level greater than or equal to 19.5% and less than or equal to 23.5%), hose must not exceed 300 feet in length.When do you replace coveralls daily? When do you replace them weekly? Answer- Weekly replacement if exposed to 50 - 200 μg/m3. Daily Replacement if exposed to more than 200 μg/m3.When are you required to wear a respirator? Answer- When an employee's exposure to lead exceeds the PEL, work operations for which engineering controls and work practices are not sufficient enough to reduce levels to below PEL, when an employee requests a respirator, and when respirators are used for interim practices during trigger tasks.EPA/HUD definition of Lead-Based Paint? Answer- ≥ 0.5% by weight or ≥ 1.0 mg/cm2 or ≥ 5000 ppm What year was the amount of lead that could be in certain coatings restricted to a lead concentration of less than ≤ 0.06% lead by weight (≤ 600 ppm) if the coating 1 / 3
was applied to surfaces that could be accessible to children/the public and who by?Answer- 1978; Consumer Product Safety Commission.What year was the allowable amount of lead further reduced if applied to surfaces that could be accessible to children/the public and what was it lowered to? Answer- 2009; ≤0.009% lead by weight (≤ 90ppm) Who began phase out of lead gasoline for consumer use? What year and what act officially banned it? Answer- EPA; 1996 Clean Air Act.In October (what year), the U.S. Congress passed a LAW called the Residential Lead-Based Paint Hazard Reduction Act also known as ____. Answer- 1992, Tile X or Title 10.Title X lists 6 situations where lead is a hazard, what are they? Answer- Lead dust from lead-based paint (1) which is damaged or deteriorated, (2) on any friction surface, (3) on any impact surface. (4) Lead-painted surfaces that a child could chew. Lead-contaminated (5) dust anywhere in the home or (6) soil that is above the acceptable standards set by the EPA.When does the EPA/HUD Renovation, Repair and Painting Rule (RRP) under the authority of the Toxic Substances Control Act apply, and what year was it introduced/enforced? Answer- Addresses hazards caused by renovation, repair and painting work activities in any residential housing or child-occupied facility constructed before 1978 (target housing). It does this by establishing requirements for training/certifying workers, accrediting training providers etc. 2008/2010.Proposition 65 requires what? Answer- Requires California to publish a list of chemicals known to cause cancer or birth defects or reproductive harm (lead).When is a clearance required? Answer- All permanent abatement activities and temporary abatement when a child with elevated blood levels. Outdoor is usually visual unless it's soil (must pass clearance).Abatement for public and residential buildings which is designed to reduce lead paint or lead hazards for a minimum of twenty years must be conducted by? Answer- Certified Lead Supervisor or Certified Lead Worker.Abatement for public and residential buildings which is designed to reduce lead paint or lead hazards for less than twenty years must be conducted by? Answer- According to procedures specified in HUD Chapter 11: Interim Controls, "Guidelines for the Evaluation and Control of Lead-Based Paint Hazards in Housing".What can a certified Worker do? How long is the course? State exam required yes or no? Answer- Perform Abatement, 3-day course, no state exam required What can a certified Supervisor do? How long is the course? State exam required yes or no? Answer- Perform Abatement and Supervise Abatement, 5-day course, must pass exam. 2 / 3
What can a certified Project Monitor do? How long is the course? State exam required yes or no? Answer- Perform Clearance Inspections and Write Abatement Plans, 5-day course, must pass exam.What can a certified Inspector/Assessor do? How long is the course? State exam required yes or no? Answer- Perform Inspections and/or Risk Assessments and Clearance Inspections, 5-day course, must pass exam What can a certified Sampling Technician do? How long is the course? State exam required yes or no? Answer- Take Samples only, 1-day course, no state exam.What is California Senate Bill 460 (4 things)? Effective when? Answer- Made it illegal to create a lead hazard. Requires any lead hazard in California to be abated.Gives CDPH and other enforcement agencies authority to issue cease and desist from any activity creating a lead hazard. Requires labs to report blood-lead tests conducted on California to CDPH. Effective January 1, 2003.Permissible Exposure Limit (PEL)? Answer- 50 μg/m3, 8-hour TWA OSHA Action Level (AL)? Answer- 30 μg/m3 calculated as an 8-hour time-weighted average (TWA) Result needed to pass surface wipe sampling clearance? Answer- < 10 μg/ft2 Cal/OSHA Class I Trigger Task includes what tasks? Minimum level of respiratory protection? Answer- Manual demolition, scraping and sanding, heat gun, spray painting with lead paint. Half-face respirator.Cal/OSHA Class II Trigger Task includes what tasks? Minimum level of respiratory protection? Answer- Lead burning, using lead containing mortar, manual demo, rivet busting on lead painted surfaces, abrasive blasting enclosure movement and removal. Full-face respirator.Cal/OSHA Class III Trigger Task includes what tasks? Minimum level of respiratory protection? Answer- Abrasive blasting, welding, cutting, torch burning. Full-face PAPR or SAR respirator.How to adjust PEL when an employee is exposed to lead for more than 8 hours?Answer- 400 divided by the hours worked An employee exposed above the action level (30 μg/m3) on any one day shall be offered what kind of medical surveillance? Answer- Initial Medical Surveillance An employee exposed to lead above the action level (30 μg/m3) for more than 30 days in any consecutive 12 months shall be offered __ scheduled medical surveillance. Answer- Ongoing Medical Surveillance Blood Lead Level = < 40 μg/dL, Action? Answer- At least every 2 months for the first
- months and every 6 months thereafter.
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