Asphalt 1 Test Review Exam Questions With
Correct Answers.
A thin layer of mix will cool at the same rate whether it is sunny or cloudy - Answer✔False
A transverse joint should be compacted in the longitudinal direction unless the roller cannot
compact the joint because site restriction then it is permissible to be compacted transversely -
Answer✔False
An approximate "rule of thumb" is for every _______ percent increase in air voids above (6 to
7%) about _______ percent of the pavement life may be loss - Answer✔1 and 10
An end plate (or end gate or edger plate) is attached to the end of the screed to restrict the
outward movement of the mix around the end of the screed - Answer✔True
An extremely high paver speed - more than ______, for thick lift, may cause a lack of
responsiveness of the screed - Answer✔83 feet per minute
Butt joints are acceptable when traffic will not pass over the joint prior to the next paving
operation - Answer✔True
Durang, rolling, rolling wheels, are kept moist with water, and only enough fuel oil to avoid
picking up material - Answer✔False
Elimination of segregation is the responsibility of - Answer✔Those who produce and lay assault
mix
State Highway Departments who approve the design of the mix and inspect the final product
Manufacturers who designed the market machinery for the paving industry.
For asphalt mixes, it can be expected that approximately ______ to _____ percent of the
theoretical maximum density of the mix will be realized in the mix when it passes out from
under a vibratory paver screed - Answer✔70 to 80
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If the air voids are above ______ percent for a SM-9.5A, the mix will be permeable to air and
water, and will not have the required durability - Answer✔7 to 8
If the mat is being laid down at a facer rate, then it can be rolled, the solution should be to
______ - Answer✔Slow down the paver
Use larger, wider rollers.
Use more rollers
If traffic will pass over the end of the paving, a butt joint will be permitted, provided proper
compaction is achieved - Answer✔False
If traffic will pass over the transverse joint, constructive slubbed wage, at least_____feet per inch
of pavement depth, ahead of end of the full debt payment to provide for proper compassion and
protection of the full depth pavement - Answer✔3
It typically takes ___t ow lengths (the length between the toe point, and the screed) after a
desired level is input for a screed to arrive at the new level - Answer✔5
Cold lane - Answer✔A previously paved lane
Hot lane - Answer✔A lane being currently placed
Joint overlap - Answer✔The width, that the hot lane overlaps the cold lane
The low-density areas on radiographic image are created by - Answer✔This area is typically at
the outer edge of the cold lane taper in the joint overlap area
Extra material for compression - Answer✔The material beyond the anticipated, final mat
thickness
Put the typical compaction train in order - Answer✔Screed.
Breakdown roller
Intermediate roller.
Finish roller.
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