CONTAMINATION CONTROL WORKBOOK
SOLVED QUESTIONS COMPILATION
◉ T/F EPA's debris rule advises contractors that lead waste
generated during renovation and remodeling of residential housing
is now waived from RCRA's rule and can be disposed of as municipal
waste.
Answer: True
◉ T/F OSHA established the standard for the worker's permissible
exposure limit, action limit, and exposure time while abating lead.
Answer: True
◉ T/F Section 1012/1013 within Title X are sections referring to
HUD rules.
Answer: True
◉ Y/N Are lead inspections mandatory in pre 1978 housing?.
Answer: No
◉ A lead inspection is a.
,Answer: surface by surface investigation for lead based paint.
◉ Two most common ways for lead to enter the body?.
Answer: ingestion and inhalation
◉ What body system is most affected by lead poisoning?.
Answer: the nervous system
◉ The set of measures designed to permanently eliminate lead-
based paint hazards for at least 20 years?.
Answer: abatement
◉ T/F there is no established time frame for abatement of lead
based paint in housing. However, all lead-based paint hazards must
be abated from a target house when the project is funded in the
amount of $25,000 or more through HUD.
Answer: True
◉ T/F The most recent ruling by the CDC is that a child is suffering a
health risk at just 5 ug/dL of lead in the blood but the risk of death
can occur from 80 ug/dL or higher..
Answer: True
, ◉ What abatement methods can be used if lead concentrations in
soil are above 5000 ppm where children are playing?.
Answer: soil removal, or containing soil under concrete or asphalt
◉ After reducing lead hazards in a property who must perform
clearance testing?.
Answer: certified inspector or risk assesor
◉ T/F Clearance test are performed by taking XRF readings in any 4
rooms of the house where the abatement or renovations took place..
Answer: False
◉ T/F In pre 1978 housing, where a child with an elevated blood
lead level has been living, visual assessments alone can be used to
determine if lead hazards have to be abated from the property..
Answer: False
◉ How does an inspection differ from a risk assessment?.
Answer: an inspection identifies the presence of lead paint; an
assessment evaluates the hazards from lead.
◉ T/F It is wise for inspectors to be trained in respiratory protection
standards but it is not mandatory for EPA lead inspectors.
Answer: True