Exam Questions and CORRECT Answers
Asphaltic concrete - CORRECT ANSWER - A composite material that is prepared in a
hot-mix plant and used for construction of highway, parking lot, or airfield pavements capable of
supporting high traffic volumes and axle loads.
Automatic screed controls - CORRECT ANSWER - A system that overrides the self-
leveling action of the asphalt paver screed and enables paving to a predetermined grade and
slope, using either a rigid or a mobile type reference.
Baghouse - CORRECT ANSWER - Filter system at an asphalt plant to capture fine dust
particles.
Binder - CORRECT ANSWER - The asphalt cement material in a paving mix used to bind
the aggregate particles together, to prevent the entrance of moisture, and to act as a cushioning
agent.
Binder course - CORRECT ANSWER - A layer of asphalt mix placed between the base
and the surface courses in the pavement structure.
Breakdown - CORRECT ANSWER - The initial compaction of the asphalt mix that takes
place directly behind the paver and is intended to achieve maximum density in the shortest time
frame.
Cross-slope - CORRECT ANSWER - The transverse inclination of a road way or other
surface.
Friction course - CORRECT ANSWER - The top surface layer of an asphalt pavement,
usually less than 1 in. thick, to improve skid resistance and smoothness.