5-71.Bin partitions should have whichof the following properties toprevent intermingling of theaggregates within the hot bins?1.Be tight fitting2.Be free of holes3.Be of sufficient height4.All of the above5-72.In a continuous-flow plant, asample of hot aggregate shouldbe obtained from which of thefollowing locations?1.Scalping screens2.Overflow vents3.Feeder gates4.Dryer5-73.What function does the verticalslot in the asphalt return lineserve in asphalt heating andcirculation?1.It breaks the vacuum in theline upon reversing the pump2.It allows for circulation ofasphalt through the feedingand storage system3.It prevents oxidation of theasphalt4.It provides a means ofsampling asphalt5-74.The temperature of the asphaltcontrols the temperature of anasphalt and aggregate mixture.1.True2.False5-75.As part of an asphalt mix design,what is the purpose of the mineralfiller?1.To increase the weightof intermediate aggregate2.To decrease the curing timeof the asphalt mix3.To increase the workabilityof the asphalt mix4.To fill in the voids of theaggregates40
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