Questions with Correct Answers
The most recycled material by tonnage is
RAP
newspaper
RCA
plastic
glass - ANSWERSRAP
Asphalt emulsions are solid at room temperatures.
True
False - ANSWERSFalse
Ancient civilizations used natural asphalts.
True
False - ANSWERSTrue
Blue smoke coming from an asphalt paving mix means there was too much moisture.
True
False - ANSWERSFalse
There are no naturally occurring asphalts in the world.
True
False - ANSWERSFalse
Other uses of asphalt include
roofing shingles
none of the listed
joint sealers/fillers
all of the listed
pipe coatings - ANSWERSall of the listed
What are the important characteristics of an asphalt pavement
smooth riding surface
all of the listed
prevent water penetration
none of the listed
safety
sufficient total thickness - ANSWERSall of the listed
, Testing of asphalt pavement materials is not important because it is made in a
manufacturing plant.
True
False - ANSWERSFalse
Structural distress in old asphalt pavements typically occurs because of
bad mixtures
inadequate design
none of the listed
all of the listed
poor compaction - ANSWERSall of the listed
The key pieces of equipment for an asphalt pavement operation include dump trucks,
pavers, rollers, tack trucks.
True
False - ANSWERSTrue
The aging of asphalt binders can be simulated in test equipment such as the
slump cone
compression machine
air meter
rolling thin film oven - ANSWERSrolling thin film oven
The weight, volume, and type of traffic that a road is expected to carry are key
components to the pavement thickness design.
True
False - ANSWERSTrue
The majority of asphalt used in construction today comes from
tar
tar sands
fracking
all of the listed
none of the listed
petroleum crude oil - ANSWERSpetroleum crude oil
One of the main challenges with using recycled asphalt pavements is the hardness of
the asphalt binder.
True
False - ANSWERSTrue
Because the demand for paved roads has exceeded supply of natural asphalts for
hundreds of years, distilled asphalts from petroleum products are now needed.
True
False - ANSWERSFalse