CDPH Lead Inspector/Assessor
California State Exam
"Testing Combinations" are defined as a combination of which of the three following elements? -
Room equivalent, component type and substrate
1 ppm = ? mg/kg (milligram/kilogram) - 1
1 μg/g (microgram/gram) = ? ppm - 1
1% = ? ppm - 10,000 ppm
1% equals __ ppm - 10,000 ppm
A clearance inspection shall be conducted by? In accordance with? - Certified Lead
Inspector/Assessor or Lead Project Monitor; Chapter 15 of HUD.
A composite sample can contain up to four wipes from four different locations, but the locations must
be? - From the same type of component, e.g., hard floors from four different rooms, or interior
window sills from four different rooms.
A copy of the completed CDPH Form 8552 (6/07) should be sent to the department within __ days of
completion of the work. - 30 days
A deciliter (dL) is how much of a liter? - 1/10 of a liter
A HEPA Vacuum Needle Gun is best used on what surface? - Metal
,A laboratory used for lead-based paint analysis must be recognized under EPA's __? - National
Lead Laboratory Accreditation Program (NLLAP)
Abatement for public and residential buildings which is designed to reduce lead paint or
lead hazards for a minimum of twenty years shall be conducted by who? - Only by a certified lead
supervisor or a certified lead worker. Supervisor shall be onsite during all work site preparation and
during the post-abatement cleanup of work areas. All other times shall be onsite/available by telephone
and able to be present at the work area in no more than two hours.
Abatement for public and residential buildings which is designed to reduce lead paint or lead hazards for
a minimum of twenty years must be conducted by? - Certified Lead Supervisor or Certified Lead
Worker.
Abatement for public and residential buildings which is designed to reduce lead paint or lead hazards for
less than twenty years must be conducted by? - According to procedures specified in HUD Chapter
11: Interim Controls, "Guidelines for the Evaluation and Control of Lead-Based Paint Hazards in Housing".
Abatement plan must be prepared by who? - Certified lead supervisor, certified lead project
monitor, or certified lead project designer.
Acceptable operating specifications and procedures for each XRF unit is defined in the? - XRF
Performance Characteristics Sheet
According to Chapter 10 of the HUD Guidelines, what waste characteristic would include lead waste? -
Toxicity
According to Chapter 15 of the HUD Guidelines which abatement method should have all seams and
edges sealed to provide a "dust-tight," but not necessarily airtight, system. - Enclosure
According to Chapter 7 of the HUD Guidelines, a testing combination consist of? - Room
Equivalent, Component, Substrate
,According to HUD Guidelines Appendix 13.1 how many wipe samples can be composited into one
sampling container? - 4
According to HUD Guidelines Chapter 10, who is held accountable as the generator of the hazardous
waste on a lead abatement job? - The property owner
According to HUD Guidelines Chapter 7, Calibration of an XRF must be conducted how often? -
Take at least 3 calibration check readings before starting, every 4 hours, or post calibrate at the
end of the inspection (whichever occurs first). OR follow performance characteristic sheet that comes
with unit.
According to OSHA, what happens when an employee has two BLL tests ≥ 50 μg/dL 2 weeks apart? -
Medical Removal
According to the Consumer Product Safety Commission, all children's products, and some furniture, for
adults and children, must not contain a concentration of lead greater than? Household paints must also
meet this requirement. - 90ppm or 0.009%
According to the EPA, homes built between 1940-1959 have what percent chance of containing lead-
based paint? - 66%
According to the EPA, homes built between 1960-1978 have what percent chance of containing lead-
based paint? - 25%
According to the EPA, homes built prior to 1940 have what percent chance of containing lead-based
paint? - 86%
According to Title 17 CCR 35033 (CDPH) "Lead-based paint" means paint or other surface coatings that
contain what amount of lead? - ≥ 0.5% by weight or ≥ 1.0 mg/cm2
According to Title 17 CCR 35035 (CDPH) "Lead-contaminated dust" is defined as? - Interior Floors
≥ 10 μg/ft2; Interior Horizontal Surfaces ≥ 100 μg/ft2; Window Wells N/A; Exterior Floor & Exterior
Horizontal Surfaces ≥ 400 μg/ft2.
, According to Title 17 CCR 35036 (CDPH) "Lead-contaminated soil" is defined as? - ≥ 400 ppm in a
child's play area or ≥ 1,000 ppm in all other areas
According to Title 17 CCR, the PEL for lead is? - NONE (CCR is OSHA-NO PEL)
According to Title 17, lead certified workers and supervisors must be present when conducting? -
Permanent Abatement
According to Title 8 CCR 1532.1 the removal level of a worker is? - 50 µg/dL
According to Title 8 CCR 1532.1 the use of a Needle Gun without a HEPA dust collection system is
considered a? - Trigger Task 2
According to Title 8 section 1532.1, if the air exposure for a worker falls between the AL and the PEL
continue monitoring at what frequency? - Every 6 months
All children's products manufactured in or imported into the United States must not contain more than
___ of total lead content in accessible parts. - 100 parts per million (ppm)
An employee exposed above the action level (30 μg/m3) on any one day shall be offered what kind of
medical surveillance? - Initial Medical Surveillance
An employee exposed to lead above the action level (30 μg/m3) for more than 30 days in any
consecutive 12 months shall be offered __ scheduled medical surveillance. - Ongoing Medical
Surveillance
Approximately how many inches is a 60 mm sieve? - 2.5 inches
Are inspectors and risk assessors responsible for repainting after chip sample collection? - Not
unless specified.
California State Exam
"Testing Combinations" are defined as a combination of which of the three following elements? -
Room equivalent, component type and substrate
1 ppm = ? mg/kg (milligram/kilogram) - 1
1 μg/g (microgram/gram) = ? ppm - 1
1% = ? ppm - 10,000 ppm
1% equals __ ppm - 10,000 ppm
A clearance inspection shall be conducted by? In accordance with? - Certified Lead
Inspector/Assessor or Lead Project Monitor; Chapter 15 of HUD.
A composite sample can contain up to four wipes from four different locations, but the locations must
be? - From the same type of component, e.g., hard floors from four different rooms, or interior
window sills from four different rooms.
A copy of the completed CDPH Form 8552 (6/07) should be sent to the department within __ days of
completion of the work. - 30 days
A deciliter (dL) is how much of a liter? - 1/10 of a liter
A HEPA Vacuum Needle Gun is best used on what surface? - Metal
,A laboratory used for lead-based paint analysis must be recognized under EPA's __? - National
Lead Laboratory Accreditation Program (NLLAP)
Abatement for public and residential buildings which is designed to reduce lead paint or
lead hazards for a minimum of twenty years shall be conducted by who? - Only by a certified lead
supervisor or a certified lead worker. Supervisor shall be onsite during all work site preparation and
during the post-abatement cleanup of work areas. All other times shall be onsite/available by telephone
and able to be present at the work area in no more than two hours.
Abatement for public and residential buildings which is designed to reduce lead paint or lead hazards for
a minimum of twenty years must be conducted by? - Certified Lead Supervisor or Certified Lead
Worker.
Abatement for public and residential buildings which is designed to reduce lead paint or lead hazards for
less than twenty years must be conducted by? - According to procedures specified in HUD Chapter
11: Interim Controls, "Guidelines for the Evaluation and Control of Lead-Based Paint Hazards in Housing".
Abatement plan must be prepared by who? - Certified lead supervisor, certified lead project
monitor, or certified lead project designer.
Acceptable operating specifications and procedures for each XRF unit is defined in the? - XRF
Performance Characteristics Sheet
According to Chapter 10 of the HUD Guidelines, what waste characteristic would include lead waste? -
Toxicity
According to Chapter 15 of the HUD Guidelines which abatement method should have all seams and
edges sealed to provide a "dust-tight," but not necessarily airtight, system. - Enclosure
According to Chapter 7 of the HUD Guidelines, a testing combination consist of? - Room
Equivalent, Component, Substrate
,According to HUD Guidelines Appendix 13.1 how many wipe samples can be composited into one
sampling container? - 4
According to HUD Guidelines Chapter 10, who is held accountable as the generator of the hazardous
waste on a lead abatement job? - The property owner
According to HUD Guidelines Chapter 7, Calibration of an XRF must be conducted how often? -
Take at least 3 calibration check readings before starting, every 4 hours, or post calibrate at the
end of the inspection (whichever occurs first). OR follow performance characteristic sheet that comes
with unit.
According to OSHA, what happens when an employee has two BLL tests ≥ 50 μg/dL 2 weeks apart? -
Medical Removal
According to the Consumer Product Safety Commission, all children's products, and some furniture, for
adults and children, must not contain a concentration of lead greater than? Household paints must also
meet this requirement. - 90ppm or 0.009%
According to the EPA, homes built between 1940-1959 have what percent chance of containing lead-
based paint? - 66%
According to the EPA, homes built between 1960-1978 have what percent chance of containing lead-
based paint? - 25%
According to the EPA, homes built prior to 1940 have what percent chance of containing lead-based
paint? - 86%
According to Title 17 CCR 35033 (CDPH) "Lead-based paint" means paint or other surface coatings that
contain what amount of lead? - ≥ 0.5% by weight or ≥ 1.0 mg/cm2
According to Title 17 CCR 35035 (CDPH) "Lead-contaminated dust" is defined as? - Interior Floors
≥ 10 μg/ft2; Interior Horizontal Surfaces ≥ 100 μg/ft2; Window Wells N/A; Exterior Floor & Exterior
Horizontal Surfaces ≥ 400 μg/ft2.
, According to Title 17 CCR 35036 (CDPH) "Lead-contaminated soil" is defined as? - ≥ 400 ppm in a
child's play area or ≥ 1,000 ppm in all other areas
According to Title 17 CCR, the PEL for lead is? - NONE (CCR is OSHA-NO PEL)
According to Title 17, lead certified workers and supervisors must be present when conducting? -
Permanent Abatement
According to Title 8 CCR 1532.1 the removal level of a worker is? - 50 µg/dL
According to Title 8 CCR 1532.1 the use of a Needle Gun without a HEPA dust collection system is
considered a? - Trigger Task 2
According to Title 8 section 1532.1, if the air exposure for a worker falls between the AL and the PEL
continue monitoring at what frequency? - Every 6 months
All children's products manufactured in or imported into the United States must not contain more than
___ of total lead content in accessible parts. - 100 parts per million (ppm)
An employee exposed above the action level (30 μg/m3) on any one day shall be offered what kind of
medical surveillance? - Initial Medical Surveillance
An employee exposed to lead above the action level (30 μg/m3) for more than 30 days in any
consecutive 12 months shall be offered __ scheduled medical surveillance. - Ongoing Medical
Surveillance
Approximately how many inches is a 60 mm sieve? - 2.5 inches
Are inspectors and risk assessors responsible for repainting after chip sample collection? - Not
unless specified.
