Registrations and Accreditations

• Our firm is registered with the Texas Board of Professional Engineers, Firm No. F-1563.

• Our Austin laboratory is accredited by AASHTO Accreditation Program in the areas of asphalt binder, emulsified asphalt, asphalt mixture, soil, Portland Cement Concrete, aggregate and quality system. Our Pharr and Arlington laboratories are also accredited by the AASHTO Accreditation Program.

• Our laboratory is accredited by the Texas Department of Transportation (TxDOT) in the areas of quality management system, hot mix asphalt, soil, aggregate, concrete, asphalt and chemical.

• Our laboratory is accredited by the U.S. Army Corps of Engineers (USACE) in the areas of aggregate, bituminous, concrete and soils.

• Our firm is pre-certified by TxDOT in the following categories:

• 11.1.1  Roadway Construction Management And Inspection
  11.2.1 Bridge Construction Management And Inspection
  12.1.1 Asphaltic Concrete Production
  12.1.2 Portland Cement Concrete
  12.1.3 Materials Engineering
  12.1.4 Asphaltic Concrete Placement
  12.1.5 Portland Cement Concrete Placement
  12.1.6 Embankment/Subgrade/Backfill/Base Production
  12.1.7 Embankment/Subgrade/Backfill/Base Placement
  12.2.1 Concrete Plant Inspection and Testing
  14.1.1 Soil Exploration
  14.2.1 Geotechnical Testing
  14.3.1 Transportation Foundation Studies

• Our firm has been a member of the Texas Council of Engineering Laboratories since 1997, and an associate member of the Texas Hot Mix Asphalt Pavement Association since 1994.