QUESTIONS AND CORRECT
ANSWERS
What materials are approved for use for tack application?
A. SS-1 or CSS-1, SS-1H or CSS-1H
B. RS-1, RS-2, MC-250, SS-4
C. RS-1h, RS-2, CRS-1h, NTSS-1hm, RA-500
D. All the Above
E. None of the Above ✅✅ CORRECT ANSW-(C.) RS-1h, RS-2, CRS-1h, NTSS-1hm, RA-500
The minimum air temperature (in the shade away from artificial heat) for a 1.5 inch layer of asphalt
is:
A. 40°F
B. 45°F
C. 50°F
D. 65°F and rising ✅✅ CORRECT ANSW-(A.) 40°F
A quality of Asphalt Mix will be:
A. Constructable
B. Conform to specifications
C. Satisfy the functional requirements
D. All the above ✅✅ CORRECT ANSW-(D. All the above) - Constructable, conform to
specifications, and satisfy the functional requirements
Which condition will result in more time available for compaction?
A. SP-19 coarse mix during the day
B. FC-9.5 fine mix at night
C. FC-9.5 coarse mix during the day
D. SP-12.5 fine mix with PG76-22 ✅✅ CORRECT ANSW-(A.) SP-19 coarse mix during the day
, The fallowing statement is true about trucks used to haul asphalt mix:
A. Truck drivers must be certified to haul asphalt mix
B. Truck beds need to be clean and smooth
C. Hole must be present in both sides of truck bed
D. All the above
E. Both B & C ✅✅ CORRECT ANSW-(E. Both B & C) - Truck beds need to be clean and smooth and
hole must be present in both sides of the truck bed
(T/F:) When the total quantity of hot mix asphalt for the project, as indicated on the plans for Type
SP and Type FC mixtures only, is less than 2000 tons, the Engineer will accept the mix on the basis of
visual inspection, the Engineer may run acceptance tests to determine the acceptability of the
material. ✅✅ CORRECT ANSW-True
If the resolution test results compare favorably with the Contractor's QC test results:
A. The Lot is accepted at full pay
B. The Contractor is required to remove and replace the Lot in question
C. The Resolution tests are used for pay for that Lot and the Contractor pays for the testing
D. The Contractor's QC results are used for pay for that Lot and the Department pays for the testing
E. The Contractor pays for the Resolution testing ✅✅ CORRECT ANSW-(D.) The Contractor's QC
results are used for pay for that Lot and the Department pays for testing
When using a vibratory roller, which is generally correct?
A. Keep the roller frequency high and impact spacing between 10-12 impacts per foot
B. Run low frequency, high amplitude, and 10-12 impacts per foot
C. Vibrate only when the lift of mix is less than 1.25 inches
D. Both A and C
E. Both B and C ✅✅ CORRECT ANSW-(B.) Run low frequency, high amplitude, and 10-12 impacts
per foot
If the desired spread rate is 165 lbs/sq yds for SP mix, what is the construction tolerance for the
layer thickness? ✅✅ CORRECT ANSW--+ 8.3 lbs/sq yds
On the structural layer prior to the friction course, correct any deficiencies before placing the friction
course.