EP 1110-1-29
31 Aug 01
Certified Risk Assessor An individual who has been trained by an accredited training program, as
defined by this section, and certified by EPA pursuant to 745.226 to
conduct risk assessments. A risk assessor also samples for the presence of
lead in dust and soil for the purposes of abatement clearance testing. (40
CFR 745.223)
Chain-of-Custody
Procedures implemented to ensure a trail of accountability for samples from
the time of collection to delivery at the laboratory including the forms used to
implement the procedures.
Child Occupied Facility A building, or portion of a building, constructed prior to 1978, visited
regularly by the same child, 6 years of age or under, on at least two different
days within any week (Sunday through Saturday period), provided that each
day's visit lasts at least 3 hours and the combined weekly visit lasts at least 6
hours, and their combined annual visits last at least 60 hours. Child-occupied
facilities may include, but are not limited to, day-care centers, preschools and
kindergarten classrooms.
Common Area
A portion of a building that is generally accessible to all occupants. Such an
area may include, but is not limited to, hallways, stairways, laundry and
recreational rooms, playgrounds, community centers, garages, and boundary
fences. (40 CFR 745.223)
Component or Building
Specific design or structural elements or fixtures of a building, residential
Component
dwelling, or child-occupied facility that are distinguished from each other by
form, function, and location. These include, but are not limited to... (40 CFR
745.223).
Contracting Officer
To be interpreted to mean the Contracting Officer, the Contracting Officer
Representative, or the Contracting Officer Technical Representative
Data Quality
The qualitative and quantitative statements, guidelines, and requirements
Objectives
presented in paragraphs 2.2, and 2.3 of this SOW that clarify study
objectives, define the appropriate type of data, and specify the tolerance
levels of potential errors that will be used as the basis for establishing the
quality of the data needed to support decisions. See EM 200-1-2 Appendix
G DQO Attainment Verification Worksheet for further refinement of the
DQO definition.
Double-Blind Sample
For the purposes of this SOW, this refers to a quality control sample
(replicate, duplicate, spiked sample, etc.) that is sent to the laboratory with no
indication of the possible lead content and without identifying the sample as a
quality control sample.
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