CONTRACTOR QUESTIONS &
ANSWERS (RATED A+)
PPb - ANSWERSparts per billion
PEL - ANSWERSpermissible exposure limits: developed by OSHA to indicate the max
airborne concentration of a contaminant to which an employee may be exposed over
the duration specified by the type of PEL.
Interim controls - ANSWERSProcedures designed to control lead-based paint hazards
that will last less then 20 years
Initial Medical Surveillance - ANSWERSexposed at or below AL for at least one day per
year.
1.consists of testing blood for lead and zinc protoporphyrin ZPP
2.OSHA accepts FEP test as equivalent to Zpp to determine lead poison.
FEP - ANSWERSfree erythrocyte protoporphyrin
Full Medical Surveillance - ANSWERSExposed above action level more than 30 days.
Blood check every 2 mo for 6 mo and 2 a year after
Title 22 - ANSWERSThe California department of Toxic substances control hazards
materials handling and disposal regulations.
medical surveillance - ANSWERSThe monitoring of potentially exposed individuals to
monitor blood levels and other information
NIOSH - ANSWERSNational Institute for Occupational Safety and Health the federal
agency that performs worker health and safety research
Paint stabilization - ANSWERSInternet controls 1. Wet scraping loose, chipping paint 2.
Priming 3. Re painting with the surface with new paint
PPE - ANSWERSpersonal protective equipment
Title X - ANSWERS1992 - The residential lead based paint hazard reduction act passed
by congress 1992
, Tort - ANSWERSa wrongful act or an infringement of a right (other than under contract)
leading to civil legal liability.
Ug - ANSWERSmicrogram
30 ug - ANSWERSThe level of action
Hud recommends temporary relocation of residence for jobs lasting more than? -
ANSWERS5 conservative days
When dust and debris spread beyond blank feet follow high dust methods -
ANSWERS6 feet
Post warning signs on the building and at a blank perimeter around building less if
distance to next building or sidewalk is less than - ANSWERS20 feet
Workers must clean when leaving the work area with ? - ANSWERSHeap vac
Children shall not have access to protective sheeting because - ANSWERSSuffocation
Hazards
Do not conduct work if wind speeds are greater than ____ per hour. If dust and debris
can't be adequately contained. - ANSWERS20
ug/ft2 - ANSWERSmicrogram per foot square (dust sampling)
ppm (parts per million) - ANSWERSparts per million by weight
Ppb - ANSWERSparts per billionby weight 1,000 = 1 ppm
ug/g - ANSWERSmicrogram per gram
30 ug - ANSWERSAction Level
40 Ug - ANSWERSAllowable blood
50ug - ANSWERSPermissible exposure limit
Water action level - ANSWERS15 ppb
Blood is measured in - ANSWERSDeciliter
3 types of specs - ANSWERSPerformance, means, method
Allows you to go less then Federal Requirements - ANSWERSVertical Containment