CORRECT Answers
Name four characteristics of asbestos - CORRECT ANSWER - Naturally occurring,
fibrous, hydrated, mineral and silicates
What type of asbestos is the fibrous serpentine - CORRECT ANSWER - chrysotile (white
asbestos)
What were some of the uses of asbestos - CORRECT ANSWER - brake lining in cars and
air craft
pipes for water and sewer systems
What is the second most common asbestos - CORRECT ANSWER - Amosite (brown
asbestos)
What is the third most common asbestos but rare - CORRECT ANSWER - Crocidolite
(blue asbestos)
What is asbestosis - CORRECT ANSWER - A pneumoconiosis a diffuse, interstitial, non-
malignant scarring of the lungs often goes un-noticed occurs from high exposures
What is finger clubbing related to? - CORRECT ANSWER - Asbestos
What to do with asbestos - CORRECT ANSWER - Leave it alone. repair, encapsulate,
enclose and remove
When is asbestos a hazard - CORRECT ANSWER - When it is "friable"
When it will be disturbed
When it is located in areas that may be disturbed by children
,Prior to demolition/renovation projects
Two types of asbestos containing materials - CORRECT ANSWER - Friable
Non-Friable
Friable - CORRECT ANSWER - Can be crumbled, pulverized or reduced to powder by
hand pressure.
Non-friable - CORRECT ANSWER - Cannot be crumbled, pulverized or reduce to powder
by hand pressure.
Asbestos Exposure Limits - CORRECT ANSWER - (1) Permissible Exposure Limit
(PEL).
(a) 0.1 fibers per cubic centimeter (f/cc) of air, calculated as an 8-hour time-weighted
average (TWA) exposure
What specific properties make asbestos so useful? - CORRECT ANSWER - they resist:
burning even at high temps.
breaking
corrosion
biological
and are very flexible
What are some early and advanced symptoms of asbestosis? - CORRECT ANSWER -
Early sypmtoms include:
shortness of breathe after excerise
dry cough
generalized feeling of illness
, Advanced symptoms include
more sever shortness of breathe
coughing blood
recurrent respiratory infections
How many air samples are required in a site that has asbestos? - CORRECT ANSWER -
Air sampling must be done daily to determine effectiveness of controls.
Change order - CORRECT ANSWER - A change to construction documents after a
contract for construction has been signed
Claims made insurance - CORRECT ANSWER - A form of insurance in which a claim is
allowed only if the insurance is in effect when the claim is made,that is, when the injury or effect
if observed
As built drawings - CORRECT ANSWER - Drawings and specifications that reflect the
way a building was actually constructed
The three main federal government agencies that regulate asbestos are: - CORRECT
ANSWER - Department of Transportation, Environmental Protection Agency,
Occupational Safety and Health Administration
Asbestos-related diseases are ___________________ and have a latency period of _____. -
CORRECT ANSWER - dosed related, 15 to 30 years
EPA identifies three categories of ACBM - CORRECT ANSWER - Surfacing Materials
Thermal System Insulation
Miscellaneous Materials
Surfacing Materials - CORRECT ANSWER - Interior ACBM that has been sprayed on,
troweled on, or