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Review Guide - Hot Mix Asphalt Questions And Answers | Updated Solutions | 100% Correct Answers

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What does first number and second number in performance graded asphalt binder represent PG 64- 28 First Number is hot pavement design. Second number is cold pavement design Consensus Properties of Aggregate Coarse/fine Angularity, flat and elongated particles, clay cone Source Aggregate Properties Toughness, soundness, and deleterious materials Flat/elongated particles max to min dimension ratio 5 Determination of % Clay content for aggregate % of material finer than 4.75 Affects of aggregate angularity ensures friction and rutting resistance Rigid Stress Stress distributed evenly over larger area of road pavement Flexible Stress Stress distributed over small area and shaped like bell curve under load Volumetric Properties Air Voids, VMA, & VFB Air Voids Total volume of small pockets of air between coated agg. particles VMA Voids in mineral Aggregate. Volume of intergranular void space between agg. particles of compacted paving mixture. Including air voids and effective binder content VFB Voids filled Binder. Ratio of volume of effective binder content to the volume of voids in mineral aggregate. Bulk specific gravity equation, Gmb Gmb= A/[B-C] 8/8/25, 4:08 PM Review Guide - Hot Mix Asphalt Flashcards | Quizlet gravity, Gmm A/[A+D-E] Percent Compaction, %Gmm [Gmb/Gmm]*100 Test Performed on Binders Rolling thin film oven(RTFO), Dynamic Shear Rheometer(DSR), Rotational Viscometer (RV), Bending Beam Rheometer/Direct Tension Tester(BBR/DTT)

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8/8/25, 4:08 PM Review Guide - Hot Mix Asphalt Flashcards | Quizlet




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Practice questions for this set


Learn 1 /7 Study with Learn




Direct Tension Tester. Measure binder properties at low temp



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1 VMA 2 Pavement Recycling: Cold Planning



3 DTT 4 Air Voids



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Terms in this set (44)




https://quizlet.com/1064604215/review-guide-hot-mix-asphalt-flash-cards/?new 1/5

, 8/8/25, 4:08 PM Review Guide - Hot Mix Asphalt Flashcards | Quizlet



What does first number First Number is hot pavement design. Second number
and second number in is cold pavement design
performance graded
asphalt binder represent
PG 64- 28

Consensus Properties of Coarse/fine Angularity, flat and elongated particles,
Aggregate clay cone

Source Aggregate Toughness, soundness, and deleterious materials
Properties

Flat/elongated particles >5
max to min dimension
ratio

Determination of % Clay % of material finer than 4.75
content for aggregate

Affects of aggregate ensures friction and rutting resistance
angularity

Stress distributed evenly over larger area of road
Rigid Stress
pavement

Stress distributed over small area and shaped like bell
Flexible Stress
curve under load

Volumetric Properties Air Voids, VMA, & VFB

Total volume of small pockets of air between coated
Air Voids
agg. particles

Voids in mineral Aggregate. Volume of intergranular
void space between agg. particles of compacted
VMA
paving mixture. Including air voids and effective
binder content

Voids filled Binder. Ratio of volume of effective binder
VFB
content to the volume of voids in mineral aggregate.

Bulk specific gravity Gmb= A/[B-C]
equation, Gmb
https://quizlet.com/1064604215/review-guide-hot-mix-asphalt-flash-cards/?new 2/5

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