Soil & Exterior Dust Abatement by gdDK26

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									Soil Abatement & Cleanup

          Chapter 9
       Lead Abatement
     for Workers Course
Learning Objectives

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




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Lead-Contaminated Soil

 Sources   of lead contamination in soil
   Deteriorated LBP
   Industrial emissions
   Gasoline

A   hazard to children who play in
  contaminated soil because they might eat
  the lead
 Can contribute to interior dust if tracked
  into home                                    3
Soil Hazard Control
 Hazard control options for soil-lead hazards
 include:
   Abatement
     Remove  and replace soil
     Cover with cement or asphalt

   Interim   controls
     Plantgrass
     Lay sod
     Cover with mulch or gravel


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Soil-Lead Hazard Levels

 Residential    play areas
   400   ppm
 Other   yard areas
   Average     of 1,200 ppm




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Soil Abatement

 Small yards may require hand removal
  with shovels and wheelbarrows
 Large yards will allow use of larger
  mechanical tools or trucks




                                         13
Exterior Dust Cleaning

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




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