CE 382 Exam 1 Asphalt Questions With
Correct Answers
Naturally occurring asphalt - CORRECT ANSWER✔✔-is found in geologic strata and can be soft and
hard material
Petroleum asphalt - CORRECT ANSWER✔✔-is obtained by refining crudes
Cutback asphalt is - CORRECT ANSWER✔✔-obtained through liquefying asphalt cement with a
solvent (binder)
Grade is based on minimum kinematic viscosity at 60C
Ductility is a consistency test - CORRECT ANSWER✔✔-to measure asphalt cements ability to
undergo deformation without breaking
Flash point test is a volatility test - CORRECT ANSWER✔✔-to measure the maximum temperature
to which an asphalt binder can be heated without burning
Limestone, sandstone and shale are ________ aggregates - CORRECT ANSWER✔✔-Sedimentary
Basalt and granite are _______ aggregates - CORRECT ANSWER✔✔-Igneous
According to the superpave method of mix design, the sieve number for defining the coarse and
fine aggregates is # - CORRECT ANSWER✔✔-4
, Blasting large rock ledges is required for the excavations of ______ aggregates/sands - CORRECT
ANSWER✔✔-Crushed
When stockpiling, dropping the aggregates from long distances can cause _____ - CORRECT
ANSWER✔✔-Segregation
The _____ test is used to grade the low temperature of an asphalt binder - CORRECT
ANSWER✔✔-BBR (Bending Beam Rheometer)
If creep stiffness fails and the m-value is still above 0.3, it is recommended to test the low
temperature performance of an asphalt binder using a ____ - CORRECT ANSWER✔✔-DTT (Direct
Tension Tester)
The High temperature grade of an asphalt binder is graded using a - CORRECT ANSWER✔✔-DSR
(Dynamic Shear Rheometer)
The G* divided by sine() factor is representative of the______ - CORRECT ANSWER✔✔-Rutting
Behavior
The G* multiplied by sine() factore is reoresentact of the _____ of an asphalt binder - CORRECT
ANSWER✔✔-Fatigue Performance
The ______ cracking is a pavement distress type that occurs when the thermal stresses exceed
the ability of asphalt mixture to relive stress through deformation - CORRECT ANSWER✔✔-Fatigue
Cracking
Aging occurs when - CORRECT ANSWER✔✔-asphalt binder reacts with oxygen
Short term aging - CORRECT ANSWER✔✔-is due to the volatilization of specific components
during the production and construction of HMA
Correct Answers
Naturally occurring asphalt - CORRECT ANSWER✔✔-is found in geologic strata and can be soft and
hard material
Petroleum asphalt - CORRECT ANSWER✔✔-is obtained by refining crudes
Cutback asphalt is - CORRECT ANSWER✔✔-obtained through liquefying asphalt cement with a
solvent (binder)
Grade is based on minimum kinematic viscosity at 60C
Ductility is a consistency test - CORRECT ANSWER✔✔-to measure asphalt cements ability to
undergo deformation without breaking
Flash point test is a volatility test - CORRECT ANSWER✔✔-to measure the maximum temperature
to which an asphalt binder can be heated without burning
Limestone, sandstone and shale are ________ aggregates - CORRECT ANSWER✔✔-Sedimentary
Basalt and granite are _______ aggregates - CORRECT ANSWER✔✔-Igneous
According to the superpave method of mix design, the sieve number for defining the coarse and
fine aggregates is # - CORRECT ANSWER✔✔-4
, Blasting large rock ledges is required for the excavations of ______ aggregates/sands - CORRECT
ANSWER✔✔-Crushed
When stockpiling, dropping the aggregates from long distances can cause _____ - CORRECT
ANSWER✔✔-Segregation
The _____ test is used to grade the low temperature of an asphalt binder - CORRECT
ANSWER✔✔-BBR (Bending Beam Rheometer)
If creep stiffness fails and the m-value is still above 0.3, it is recommended to test the low
temperature performance of an asphalt binder using a ____ - CORRECT ANSWER✔✔-DTT (Direct
Tension Tester)
The High temperature grade of an asphalt binder is graded using a - CORRECT ANSWER✔✔-DSR
(Dynamic Shear Rheometer)
The G* divided by sine() factor is representative of the______ - CORRECT ANSWER✔✔-Rutting
Behavior
The G* multiplied by sine() factore is reoresentact of the _____ of an asphalt binder - CORRECT
ANSWER✔✔-Fatigue Performance
The ______ cracking is a pavement distress type that occurs when the thermal stresses exceed
the ability of asphalt mixture to relive stress through deformation - CORRECT ANSWER✔✔-Fatigue
Cracking
Aging occurs when - CORRECT ANSWER✔✔-asphalt binder reacts with oxygen
Short term aging - CORRECT ANSWER✔✔-is due to the volatilization of specific components
during the production and construction of HMA
