CVEN 342 Exam 1
Liquid asphalts as compared to traditional asphalt cement binders include ______
______, and an ______ agent. - CORRECT ANSWER-asphalt cement, emulsifying
Important aggregate characteristics for AC - CORRECT ANSWER-dense gradation,
rough surface texture, angular shape
Lab tests for aggregate characterization - CORRECT ANSWER-LA abrasion, Dynamic
Shear Rheometer, soundness
Examples of material behavior: - CORRECT ANSWER-maxwell, burgers, two springs in
series
Steps in Aggregate production - CORRECT ANSWER-washing, crushing alluvial
deposits, washing
Specific Gravity values used in AC volumetric calculations include - CORRECT
ANSWER-Gse, Gb(od), Gmm
The critical agin state for asphalt binder characterization to determine resistance to
fatigue cracking is - CORRECT ANSWER-After Rolling Thin Film Oven Test (RTFOT)
and Pressure Aging Vessel (PAV)
A common component of Asphalt Concrete in the 2000s for all types of mixtures is -
CORRECT ANSWER-Reclaimed Asphalt Pavement
When utilizing the concept of time temperature superposition to form a master curve:
data measured at _____ temperatures is shifted to _____ times of loading - CORRECT
ANSWER-warmer, longer
The superpave volumetric mix design system for AC addresses these shortcomings of
traditional mix design: - CORRECT ANSWER-measurement of compatibility, inclusion
of large aggregates, selection of both unmodified and modified binderes based on
climate
The mechanism of material failure caused by repeated loading - CORRECT ANSWER-
fatigue
Asphalt concrete is an example of the following type of composite material - CORRECT
ANSWER-large particle reinforced
