Soil Abatement & CleanupSoil Abatement & Cleanup

Chapter 9Chapter 9

Lead Abatement Lead Abatement

for Workers Coursefor Workers Course

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Learning ObjectivesLearning Objectives

Why lead in soil is a health hazardWhy lead in soil is a health hazard How lead exposure from soil can be How lead exposure from soil can be

controlledcontrolled

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Lead-Contaminated SoilLead-Contaminated Soil

Sources of lead contamination in soilSources of lead contamination in soil Deteriorated LBPDeteriorated LBP Industrial emissionsIndustrial emissions GasolineGasoline

A hazard to children who play in contaminated A hazard to children who play in contaminated soil because they might eat the leadsoil because they might eat the lead

Can contribute to interior dust if tracked into Can contribute to interior dust if tracked into homehome

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Soil Hazard ControlSoil Hazard Control

Hazard control options for soil-lead hazards Hazard control options for soil-lead hazards include:include: AbatementAbatement

Remove and replace soilRemove and replace soil Cover with cement or asphaltCover with cement or asphalt

Interim controlsInterim controls Plant grassPlant grass Lay sodLay sod Cover with mulch or gravelCover with mulch or gravel

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Soil-Lead Hazard LevelsSoil-Lead Hazard Levels

Residential play areasResidential play areas 400 ppm400 ppm

Other yard areasOther yard areas Average of 1,200 ppmAverage of 1,200 ppm

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Soil AbatementSoil Abatement

Small yards may require hand removalSmall yards may require hand removalwith shovels and wheelbarrowswith shovels and wheelbarrows

Large yards will allow use of larger Large yards will allow use of larger mechanical tools or trucksmechanical tools or trucks

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Exterior Dust CleaningExterior Dust Cleaning

Soil abatement may cause contamination of Soil abatement may cause contamination of surrounding concrete, brick, or asphalt surrounding concrete, brick, or asphalt surfacessurfaces