Articles by Dwight Walker

Repair of asphalt parking lots and driveways

Many owners of asphalt driveways and parking lots have found,…

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Rubblization for Airfields and Highways

Rubblization with an asphalt overlay is the recommended solution for…

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An overview of storage and handling of asphalt

Long-lasting, low maintenance asphalt pavement performance begins with using an…

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Kentucky’s evaluation of PG70-22 binders

In 1996, the Kentucky Transportation Cabinet (KYTC) established a test…

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Commercial & Residential Paving – Part 3

Part 3: Materials and Construction Practices for Commercial Pavements and…

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Factors affecting asphalt compaction

  Compaction is the process of densifying, or reducing the…

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ACPA’s StreetPave: User beware

  ACPA’s marketing claim of “equivalent” asphalt and concrete design…

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Superpave comes of age – refining a mature system

After about ten years of practical experience with Superpave, most…

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