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Asphalt Roads Basics. Types of Asphalt Roads. Conventional hot-mix asphalt Produced in a hot plant, laid with a paver, and compacted Called “Plant Mix Pavement” Invert Penetration Gravel road with layer(s) of asphalt sprayed on top Gravel Road with Reclaimed Asphalt Pavement (RAP).

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Presentation Transcript
types of asphalt roads
Types of Asphalt Roads
  • Conventional hot-mix asphalt
    • Produced in a hot plant, laid with a paver, and compacted
    • Called “Plant Mix Pavement”
  • Invert Penetration
    • Gravel road with layer(s) of asphalt sprayed on top
  • Gravel Road with Reclaimed Asphalt Pavement (RAP)
conventional plant mix pavement
Conventional Plant Mix Pavement
  • Produced in Hot Plant
  • Hauled to job site
  • Placed by paver
  • Compacted
asphalt surface types
Asphalt Surface Types
  • Plant mix surface
    • Uncommon in Wyoming
    • Usually covered with a surface seal
  • Open graded friction course
    • Usually on higher volume WYDOT roads
      • Called Plant Mix Wearing Course in Wyoming
  • Chip Seals
    • Common on state, city and county roads
  • Invert penetration
  • Compacted RAP (Reclaimed Asphalt Pavement)
    • Gray zone between asphalt and gravel road