Nicet Level 2 Study Graded A {2024/2025}
What is the Tack coat color distortion when applied? - CORRECT
ANSWER Brown to Black
What is the Asphalt Compaction Tolerance? - CORRECT ANSWER 1/4"
What grade is asphalt considered? - CORRECT ANSWER Open Grade
When should asphalt be placed after Tack ...
What is the Tack coat color distortion when applied? - CORRECT
ANSWER Brown to Black
What is the Asphalt Compaction Tolerance? - CORRECT ANSWER 1/4"
What grade is asphalt considered? - CORRECT ANSWER Open Grade
When should asphalt be placed after Tack Coat has been applied? -
CORRECT ANSWER Within 4 Hours of the Tack Coat application
Where and how should you sample Asphalt? - CORRECT ANSWER From
the truck and in 3 increments, each increment from a different
quadrant
What is a another method of testing Asphalt? - CORRECT ANSWER
Coring full depth sections of the roadway and amount is based on
contract or provisions.
How do you test asphalt? - CORRECT ANSWER Asphalt is tested based
on nuclear density gauge
What is the testing tolerance for Density Nuclear gauge? - CORRECT
ANSWER +/- 1% on density and +/-2% on moisture
What is the Asphalt compaction tolerance? - CORRECT ANSWER +/-0.5
percent
What is the Asphalt compaction requirement? - CORRECT ANSWER
95% compaction
,What is the offset of the longitudinal joint for Asphalt - CORRECT
ANSWER Each joint should be offset by 6"
Asphalt Tickets should contain What information - CORRECT ANSWER
Contract Number, Item Number, Job mix formula, Tonnage, Date and
Time
What s the Pavement surface tolerance? - CORRECT ANSWER 1/4"
tolerance
How to measure surface tolerance? - CORRECT ANSWER Straight edge
or string line
How should Asphalt roller pattern begin - CORRECT ANSWER Outside
edges working to center line
How is Asphalt Finished? - CORRECT ANSWER either by compaction or
temp reduction
What do you inspect for surface prep when is come to Concrete
Paving? - CORRECT ANSWER Inspect Sub grade soils and grading
uniformity
What is Concrete paving subbase thickness and characteristics? -
CORRECT ANSWER Thickness of 4-6" and Uniformity, pumping, control
and erosion Resistances
What is the Concrete paving surface coverage? - CORRECT ANSWER
Min of 2"
What is the Min and Max of Dowel overlapping - CORRECT ANSWER 2"
to 6" and 2" of clear cover
How are Tiebars placed and what is the spacing? - CORRECT ANSWER
Drilled into the Slap or placed in the keyway and 1' Spacing
What is the load transfer assemblies spacing - CORRECT ANSWER
Every 15' 1/2"
, What should be placed on forms before concrete placement? -
CORRECT ANSWER Form oil to provide neat edges
What is the Transverse joint spacing? - CORRECT ANSWER Every 4'
When does Concrete pavement curing process begin? - CORRECT
ANSWER Immediately after finishing
How long does concrete pavement take to cure? - CORRECT ANSWER
Minimum of 14 days to achieve compressive strength
What are concrete paving curing methods - CORRECT ANSWER Burlap
(Wet Cure), Liquid Membrane( preferred method)
When can the curing compound be sprayed on concrete surface? -
CORRECT ANSWER immediately after film disappeared
What is the concrete paving finishing tolerance? - CORRECT ANSWER
1/4" for 5' or 1/8th for 10'
How is finishing tolerances tested - CORRECT ANSWER by means of
string line or straight edge.
String line: for alignment and grade
Straight edge: finishing
What are the testing methods of concrete? - CORRECT ANSWER Air:
5.0%, Slump: 3-4" (+/-.5), Temp: Min 40-55 and MAx- 90 degrees
What is the air acceptance? - CORRECT ANSWER +/- 0.5 to 1.5%
What is the purpose of slump test? - CORRECT ANSWER To test
workability of concrete
How long should Longitudinal joints be? - CORRECT ANSWER Should
not exceed 14'
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