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HUD Guidelines What Federal document serves as an overall guideline for performing inspections, risk assessments, and abatement activities? chelation therapy A child may be treated for lead poisoning by using... Identify LBP hazards The purpose of a lead risk assessment is to? Elevated Blood Level What does EBL mean? Ingestion of lead dust How does lead primarily enter children's bodies? No Would a child with consecutive blood lead tests of 17 ug/dl, 9 ug/dl, and 16 ug/dl be considered to be lead poisoned? Lead Inspection Which is more useful for the renovation contractor, the lead inspection or the risk assessment? Visual Dust Soil Paint Chip XRF Water What six sampling methods do Risk Assessors use to identify lead hazards? Notify the client in writing A certified Risk Assessor may conduct a Risk assessment on a property which is to be abated by the firm for which they work, if they... 30 ug/m3 What is the OSHA Action Level for lead? Optional Water sampling as part of a Risk Assessment is: Mandatory, Optional, or Never included? Dust Friction Surface Impact Surface Chewable Surface Deteriorated Paint Soil What are the six LBP hazards defined by EPA? 1,200 ppm Soil lead hazard in general yard area True XRF analysis is the most common method for determining LBP False XRF analysis is the most common method for determining lead hazards Performance Characteristic Sheet (PCS) Where would you find operational data for an XRF? 13 How many dust samples are usually taken for a Risk Assessment? Removal Enclosure Encapsulation What are the three forms of lead abatement? 3 shots on the 1.02 standard How do you calibrate an XRF? Beginning End Every 4 hours Every time the device is powered down How often do you calibrate an XRF? Equal to or greater than 1.0 mg/cm2 LBP per XRF Greater than 0.5% by weight LBP per paint chip analysis 40 ug/ft2 Floor clearance/hazard level 250 ug/ft2 Window sill or stool clearance/hazard level 400 ug/ft2 Window trough or well clearance/hazard level 50 ug/m3 OSHA lead PEL 30 ug/m3 OSHA lead Action Level 400 ppm Soil play area/vegetable garden clearance/hazard level 1,200 ppm Soil other parts of yard clearance/hazard level 5,000 ppm HUD required Level for soil abatement 15 ppb EPA criteria for lead in drinking water 5 ug/dL Blood Level requiring investigation in children 20 ug/dL or two consecutive 15-19 ug/dL Lead poisoned 50 ug/dL OSHA medical removal level for lead in adult worker blood 40 ug/dL OSHA back to work level for lead in adult worker blood Any houses built before 1978 except: Housing designated for elderly Designated housing for adult disabled Zero bedroom units (except a child under age 6) Vacant houses awaiting demolition Target Housing