Lead Test – Inspector test questions and answers 2023 update

OSHA lead construction standard 29CFR1926.62 What is the ten hour PEL 40 mg/m3 (50 x 8 hrs/ hours worked = 400 / 10= 40) What is the OSHA PEL 50 mg/m3 TWA What is OSHA Action Level 30 mg/ m3 TWA Even after the lead-based paint has been weathered, chipped, peeled, or removed from painted surfaces it can still be available as a potential exposure source through. -soil around the house and play area - contaminated dust within the house ( carpet and upholstered furniture) - contaminated dust on paved areas around the house, on sidewalks, alleys, streets and parkinglots HUD requires PHAs and IHAs to inspect what age facilities Pre-1978 In 1970 the U.S? Surgeon General issued a statement title" Medical Aspects of Children Lead Poisoning, which resulted in Public Law 91-695, the _________________________ in 1971. Lead-Based Paint Poisoning Prevention Act (LBPPPA) Lead exposure in construction- Permissible Exposure Limit (PEL) 50 mg/m3 Lead exposure in construction- Action level 30 mg/m3 Lead is defined as how many parts per million 5000 ppm, or 0.5% Lead exposure in construction- Allowable blood lead levels 40mg/dl Ohio/HUD/EPA. Clearance for dust on floors is EPA and HUD= 40 mg/ft2 OHIO = 100 mg/ft2 Ohio/ HUD/EPA Clearance for dust on window sills is EPA and HUD =250 mg/ft2 Ohio = 500 mg/ft2 Ohio/HUD/EPA clearance for dust on window wells is EPA and HUD=400 mg/ft2 Ohio= 800 mg/ft2 Removal is required when Two consecutive blood test at or above 50mg/dl Who can give you Chelators Doctor only Lead can affect what body systems Blood forming system Central nervious system Reproductive system Kidneys Medical surveillance requires Initial MS requires biological monitoring for any exposure at or above the sction level on any day and A MS Programs requires biological monitoring for exposure at or above the action level for more than 30 days in a 12 month period. Toxic substances can enter the body through what pathways Inhalation Aborption Ingestion Lead attaches to plasma white or red blood cells Red What is quarterly exposure monitoring required If you exceed the PEL The inspector is responsible for implementing what The Inspection Plan A group of similar buildings is defined as All constructed at the same time, same construction and with same painting history The inspector is responsible for implementing what The inspection plan What % of positive XRF readings show that lead is present in a component Greater than or equal to 15% positive Chemical and toxic substances may disturb normal cell development or function Carcinogen - substance which causes cancer Mutagen- agent that triggers changes and mutations in the genetic metrical DNA Teratogen- agents that cause a spontaneous abortion or birth defects Toxic substances can enter the body through three exposure pathways Absorption Ingestion Inhalation Many young children not only place in their mouth things like food, but may also swallow small objects Pica Chemical and toxic substances may disturb normal cell development or function Carcinogen - substance which causes cancer Mutagen- agent that triggers changes and mutations in the genetic metrical DNA Teratogen- agents that cause a spontaneous abortion or birth defects Toxic substances can enter the body through three exposure pathways Absorption Ingestion