Our personnel include chemists, materials testing and inspection technicians, project managers and administrative personnel. All of our employees operate within our core values of integrity, honesty, teamwork, education, quality and profitability. These core values are demonstrated throughout our company and are realized through the professionalism and quality of service our clients receive on a daily basis.

Certifications & Professional Affiliations:
AASHTO Material Reference Laboratory (AMRL)
American Association of State Highway & Transportation Officials (AASHTO)
American Chemical Society (ACS)
Asphalt Institute
Asphalt Emulsion Manufacturers Association (AEMA)
Association of Asphalt Paving Technologists (AAPT)
Combined State Binder Group
Illinois Department of Transportation (IDOT)
Iowa Department of Transportation
Michigan Department of Transportation (MDOT)
Minnesota Department of Transportation (MnDOT)
Wisconsin Department of Transportation (WisDOT)

American Association of State Highway and Transportation Officials (AASHTO)
Asphalt Technologies Group is accredited by the American Association of State Highway and Transportation Officials (AASHTO). This accreditation provides verification to our customers that our personnel, equipment and quality systems follow accepted standards. Our accreditation includes the following standards:

Asphalt Cement / Cutback Asphalt:
Rotational Viscosity (T316 / D4402)
Flash Point, Cleveland Open Cup (T48 / D92)
Rolling Thin Film Oven/Mass Change (T240 / D2872)
DSR (T315)
Pressure Aging Vessel (R28 / D6521)
Bending Beam Rheometer (T313 / D6648)
Elastic Recovery (T301 / D6084)
Force Ductility (T300)
Viscosity by Vacuum Capillary Viscometer (T202 / D2171)
Ductility (T51 / D113)
Float Test (D139)
Penetration (T49 / D5)
Softening Point, Ring and Ball (T53 / D36)
Solubility (T44 / D2042)
Specific Gravity, Pyconometer method (T228 / D70)
Kinematic Viscosity (T201 / D2170)

Emulsified Asphalt:
Saybolt Furol Viscosity (T59 / D244)
Sieve Analysis (T59 / D6933)
Distillation of Emulsified Asphalt (% Residue) (T59 / D6997)
Residue by Evaporation of Emulsified Asphalt (T59 / D6934)
Settlement and Storage Stability (T59 / D6930)
Cement Mixing (T59 / D6935)
Particle Charge Test (T59 / D244)
Demulsibility (T59 / D6936)
Float Test of Residue (T50 / D139)
Solubility of Residue (T44 / D2042)
Ductility of Residue (T51 / D113)
Elastic Recovery of Residue (T301 / D6084)
Penetration of Residue (T49 / D5)

Integrity

Integrity is what drives us to be consistent in our testing,
reliable with our reporting, and
dependable to our coworkers.

Quality

Our product is Quality. We are each responsible and accountable to testing integrity, assuring our customers of worry-free quality.

Teamwork

“No one can be the best at everything. But when all of us combine our talents, we can and will be the best at virtually anything.” ~Dan Zadra

Education

We strengthen our team and serve our customers through the ongoing communication of information and experience. We stay current with technology by attending seminars and training workshops.

Profitability

To survive and grow, we must be profitable. We are committed to providing testing services that are unparalleled in the industry.