EXAM COMPLETE QUESTIONS AND
CORRECT ANSWERS LATEST 2025
What do you need to know when manually checking the cross slope?
The level length
The lane width
Height from the end of the level to pavement surface
The diameter of the bubble in the level - ANS✔✔-Level length and height from the end
of level to pavement surface
When paving 5-foot-wide shoulders or open-graded friction course FC-5 cores should
be taken at the frequency of...
1 per 100 feet
5 per lot
5 per sub lot
1 per 1000 feet
None of the above - ANS✔✔-None of the above
For the first transverse joint on a project place the ___ on the new pavement while
overlapping the transverse joint by one inch.
4-foot level
15-foot manual straight edge
Rolling straightedge
All the above - ANS✔✔-15-foot manual straight edge
When calibrating to check the low side of the rolling straight edge:
Place shims under the outer wheels
Place the rolling straight edge on a surface that looks flat
Place a 3/16-inch shin under each outside wheel, the gauge should read zero on both
sides of the gauge
Place shims under the center wheel - ANS✔✔-Place a 3/16-inch shin under each
outside wheel, the gauge should read zero on both sides of the gauge
When calibrating to check the high side of the rolling straight edge:
Place shims under the outer wheels
Place shims under the center wheel
, Place the rolling straight edge on a surface that looks flat
Place a 3/16-inch shin under the center wheel. The gauge should read zero on both
sides of the gauge. - ANS✔✔-Place a 3/16-inch shim under the center wheel. The
gauge should read zero on both sides of the gauge.
Density cores for acceptance testing are not required for:
Mix less than 1 inch thick
Shoulders less than 5 feet wide
Acceleration and deceleration lanes less than 1000 feet in length
Ramos less than 1000 feet - ANS✔✔-All of the above
If a core sample is needed just after paving, then
Coring can be done immediately
Let the pavement be cool to the touch before coring
Run extra water from the core rig while coring
Wait until the pavement surface temperature has cooled below 160 degrees before
coring - ANS✔✔-Wait until the pavement surface temp has cooled below 160 degrees
before coring
Align the core barrel over the marked sampling location so that
It is a slight angle to the pavement
It is perpendicular to the truck bumper
It is perpendicular to the pavement surface
The top of the barrel is tilted slightly towards the truck - ANS✔✔-It is perpendicular to
the pavement surface
How should asphalt cores be stored when transporting in hot weather?
Stacked on top of each other in a box for each project being sampled
By standing them upright in a cool shady location
By lying them flat in the back of a truck
In the cab of a un air conditioned truck - ANS✔✔-By standing them upright in a cool
shady location
Asphalt placed when the mix temperature is too low can cause which of the following
problems?
Texture problems
Density may not be achieved
Ride or smoothness problems
All the above - ANS✔✔-All the above
What is the most accepted way to take the temperature of the hot
Mix asphalt in the truck?
Use an I fared temperature gun and take the readings over the side of the truck
Test The middle third of the side of the truck
Use a quick reading thermometer