490 likes | 650 Views
Cleanup, Disposal & Clearance. Chapter 8 Lead Abatement for Workers Course. 1. Learning Objectives. In this Chapter you will learn The importance of good cleanup What cleanup materials to use How to do daily cleanup How to do final cleanup What the clearance levels are
E N D
Cleanup, Disposal & Clearance Chapter 8 Lead Abatement for Workers Course 1
Learning Objectives • In this Chapter you will learn • The importance of good cleanup • What cleanup materials to use • How to do daily cleanup • How to do final cleanup • What the clearance levels are • How to handle waste • How to dispose of hazardous waste 2
When should cleanup happen? • Before • During • After abatement/interim controls 3
Lead dust is difficult to remove because: • It is fine • It may not be visible • It sticks to surfaces • It has to be rubbed off • It collects and packs into cracks 6
Demonstration: How much “lead dust” does it take to poison a child?
Protective suit and respirator Work gloves and eye protection Hand-pumped water sprayer Labeled heavy-duty plastic bags(6 mil poly) HEPA vacuum cleaner Cleaner Sponges, rags, mops Special containers for hazardous waste(if needed) Cleanup Materials 7
Daily Cleanup • Leave enough time at the end of the day for daily cleanup • Helps keep lead dust levels down • Required by OSHA • Makes final cleanup easier 9
Cleanup Steps • Wrap up and label large debris 11
Cleanup Steps • Wet mop the floor;bag and label small debris • HEPA vacuum all surfaces 13
Cleanup Steps • Check poly and repair any tears or rips 16
Final Cleanup • Three stages • Special cleaning • HEPA vacuum all surfaces/ Wet Wash/HEPA • Painting and resealing • HEPA/Wet Wash/HEPA (again) 18
Final Cleanup • Phase 1 of final cleanup • Wait at least one hour before beginningstage one of final cleanup;By then all airborne dust should have settled. 19
Final Cleanup • Visual Inspection • A certified lead-based paint inspector or risk assessor will • Check the surfaces that were abated • Look for dust 33
Final Cleanup • Stage 2: Painting and sealing • All abated surfaces should be primed or sealed 35
Final Cleanup • Stage 3: Repeat special cleaning • Wait at least 12-24 hours after painting/sealing before beginning stage 3 • Repeat • HEPA vac • Wet wash • HEPA vac cleaning on all surfaces 37
CAREFUL CLEANUP = SUCCESSFUL CLEARANCE SAMPLES! 43
Waste Disposal • In many States, residential lead abatement or renovation debris is not hazardous waste • Careful handling of all LBP wasteis important! • In some States, the waste must betested to see if it’s hazardous usingthe TCLP (Toxicity CharacteristicLeachate Procedure) Hazardous Waste 46
Separate the waste Store it in special containers in a secure area. Use a licensed transporter Take it to a licensed disposal site Use a hazardous waste manifest Hazardous Waste Disposal 49