LEAD ABATEMENT QUESTIONS AND ANSWERS

LEAD ABATEMENT QUESTIONS AND
ANSWERS



10 ug/ft2 - ans-floors
sd sd sdsd




10 ug/ft2 - ans-interior windows, sills or stools
sd sd sdsd sd sd sd sd




100 ug/ft2 - ans-window troughs or window well
sd sd sdsd sd sd sd sd




50 ug/m3 - ans-Osha permissible exposure limit
sd sd sdsd sd sd sd




30 ug/m3 - ans-Osha action level - Requires 2 hr training & 1 blood test
sd sd sdsd sd sd sd sd sd sd sd sd sd sd sd




Drinking Water Levels - ans-15 ppb (parts-per-billion)
sd sd sd sdsd sd sd




Lead soil levels - ans-400 ppm (parts-per-million)
sd sd sd sdsd sd sd




Lead soil Levels (2) - ans-5000 ppm (parts-per-
sd sd sd sd sdsd sd sd




million) HUD requires abatement of soil hazard
sd sd sd sd sd sd




BLOOD LEAD LEVELS - Children - ans-5 ug/dl requires investigation
sd sd sd sd sd sdsd sd sd sd




BLOOD LEAD LEVELS - Children (2) - ans-20 ug/dl = Lead poisoned
sd sd sd sd sd sd sdsd sd sd sd sd




Blood Lead Levels Adults - ans-20 ug/dl = concern
sd sd sd sd sdsd sd sd sd




Blood Lead Levels Adults (2) - ans-30 ug/dl = removed from work
sd sd sd sd sd sdsd sd sd sd sd sd




Blood Lead Levels Adults (3) - ans-15 ug/dl = back to work level
sd sd sd sd sd sdsd sd sd sd sd sd sd




Defined forms of abatement - ans-Removal, Enclosure, Encapsulation
sd sd sd sd sdsd sd sd




How long does encapsulant last? - ans-20 years
sd sd sd sd sd sdsd sd




Lead Hazards! - ans-1. Contaminated Soil
sd sd sdsd sd sd




2. Contaminated Dust
sd sd




3. Lead Based Paint
sd sd sd




4. LBP Friction Surface
sd sd sd




5. LBP Impact surface
sd sd sd