Questions and CORRECT Answers
ASB exposure is effected by exposure, accessibility, ________, and ______ - CORRECT
ANSWER- ✔✔water exposure and vibration
What is the expression measurement for fibers per cubic centimeter? - CORRECT
ANSWER- ✔✔f/cc
Modifications of withdrawls to bids are effective - CORRECT ANSWER- ✔✔when filed
before the opening of bids and in writing
Friable asbestos material releases fibers when - CORRECT ANSWER- ✔✔sanded, crushed,
drilled or cut
A type of filter in a cassette is - CORRECT ANSWER- ✔✔a polycarbonate and cellulose
ester filter
NESHAPs stands for - CORRECT ANSWER- ✔✔National Emission Standards for
Hazardous Air Pollutants
The decontamination unit should contain which type of sheeting - CORRECT ANSWER-
✔✔6 mil opaque black or white plastic
If a contractor does not have the certification required under B&P code 7058.5, he is subject
to the revocation of contractors license and - CORRECT ANSWER- ✔✔a mandatory civil
penalty of not less than ($1000) and not more than ($3000)
What would be a time and cost effective method to abate a project? - CORRECT ANSWER-
✔✔Remove ACM in coordinance with renovation projects
For which of the following is encapsulation a proper procedure? - CORRECT ANSWER-
✔✔Acoustical plaster in good condition
, Any person who may be exposed to an 8 hr. time weighted concentration of airborne asbestos
fibers shall not exceed how many fibers and to which length per cubic centimeters of air? -
CORRECT ANSWER- ✔✔Shall not exceed 2 fibers, longer than 5 micrometers
What is the maximum short term concentraction to which employees can be exposed? -
CORRECT ANSWER- ✔✔It shall not exceed 10 fibers longer than 5 micrometers
When removing asbestos, it is always make sure that - CORRECT ANSWER- ✔✔the
asbestos has been wetted
What three microscopic methods are currently being used to analyze asbestos? - CORRECT
ANSWER- ✔✔Phase Contrast Microscopy (PCM), Scanning Electronic Microscopy (SEM),
Transmission Electron Microscopy (TEM)
What method is most avaliable, familiar and frequently used of the microscopic procedures? -
CORRECT ANSWER- ✔✔PCM (Phase Contrast Microscopy)
Which method gives the more complete information on airborne asbestos? - CORRECT
ANSWER- ✔✔TEM (Transmission Electron Microscopy)
Regardless of the microscopic method for measuring asbestos, what is the first important step
in the process? - CORRECT ANSWER- ✔✔Identifying a homogeneous worksite
If a contractor who is required to be certified under B&P code 7058.5 and does not have a
cert, they shall pay a mandatory fine of - CORRECT ANSWER- ✔✔not less than 1000 and
not more than 3000
if conducting an air sample using TEM, you collect 6 samples from inside your worksite, you
draw 2000 liters of air through each filter at 5 liters per minute and include one laboratory
blank and one field blank, you have proceeded _____ according to the EPA. - CORRECT
ANSWER- ✔✔incorrectly, the volume being drawn through each filter per minute is too low.
(Draw at least 3000 liters of air through each filter at a rate of 2 to 12 liters per minute. This
will take 3000 liters/12 liters per minute = 4 hours and 10 minutes)