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Clients around the world count on Petroleum Sciences for fast, accurate and reliable asphalt services.

With more than 30 years experience in the asphalt industry, Petroleum Sciences is a full-service testing, quality-assurance and mix-design facility.

Petroleum Sciences:
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  • Tests asphalt emulsions, cutbacks and asphalt cement;
  • Performs Slurry Seal and Chip Seal designs per ISSA and Asphalt Institute methods;
  • Conducts forensic investigations with respect to all phases and types of asphalt construction.

Founder and chemist Bob Dunning is recognized for his detailed understanding of the industry and of the physical and chemical properties of asphalt. He is an accomplished seminar leader, asphalt consultant and expert witness.

Mr. Dunning is ably backed by the services of Jan Johnson.

Mistakes are costly. Minimize your asphalt risk and maximize the upside, contact Asphalt Sciences today.

International asphalt specialists since 1974
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