CTHE Quiz

What is the primary advantage of Warm Mix Asphalt (WMA) compared to Hot Mix Asphalt (HMA)?

• Lower compactability

• Higher production cost
  

• Reduced fuel consumption and emissions
  

• Increased viscosity

What is the typical temperature reduction achieved when using WMA technologies?

• 10–20°C
  

• 20–40°C
  

• 40–60°C
  

• No temperature reduction

Which of the following technologies is NOT used in WMA production?

• Foaming Technology
  

• Chemical Additives
  

• Organic Additives
  

• Aggregate Heating at Higher Temperature

What is a key environmental benefit of using WMA?

• Reduction in pavement thickness
  

• Reduction of greenhouse gas emissions
  

• Elimination of asphalt fumes
  

• Increased energy consumption

Which airport was one of the first in the USA to use WMA on its runways?

• JFK International Airport
  

• Boston Logan Airport
  

• Orlando International Airport
  

• O’Hare International Airport