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Exam (elaborations)

Lead Abatement.

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Exam of 3 pages for the course EPA Lead at EPA Lead (Lead Abatement.)

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Lead Abatement

Lead based paint - ANS-1.0 mg/cm2 or 0.5%

blood lead level - ANS-10 ug/dl (NH) 5ug/dl (CDC)

Preliminary clearance - ANS-After hazards removed

final clearance - ANS-Painted, sealed, cleaned, ready for reoccupancy

Hazard - ANS-Deteriorated, friction/impact; chewing

Lead inspector job description - ANS-Create lead reports

Risk Assessors job description - ANS-Identify risk and make recommendations to
abatement methods

Abatement - ANS-Permanent removal of hazards (20 years) enclosure, encapsulation,
removal, replacement, remove paint

enclosure - ANS-Vinyl, paneling, drywall, luan, plywood, glued, screwed, chalked. NO
WALLPAPER

Encapsulation - ANS-Substrate must be stable and strong (fiberlock)

Interim controls - ANS-Temporary, waiting for abatement (inspect every year)

LBP location methods - ANS-XRF, dust sample, soil sample, paint chip sample

Parts of window - ANS-Stop, sill, apron, header, parting bead, casing, trough, well

Parts of door - ANS-Casing, jamb, hardware, threshold

Parts of stairs - ANS-Treat, riser, spindle, newel post, balusters

chewable - ANS-Between 6" and 4" - protrudes 1/2 " and is horizontal

Lead sources - ANS-Pipes, water, paint, dust, soil, pottery, stained glass, toys, antiques

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