Terracon’s Phoenix office has provided geotechnical, environmental, construction materials engineering/ testing and facilities services since 1995 and maintains a diversified staff of qualified and experienced engineers, geologists, environmental scientists, special inspectors, materials technicians and facilities professionals. The office has played an integral role in the successful completion of a wide variety of public and private projects throughout Arizona and the southwest.  Since beginning service in Arizona, Terracon has completed over 25,000 projects, comprised of over 8,500 environmental projects; over 8,000 geotechnical engineering projects; and, over 8,500 materials engineering projects. Since 2000, the office has completed over 1,600 facilities related projects.  The office has also been involved in numerous large state transportation and transit projects, including Arizona’s first design-build transportation project. Additionally, Terracon has provided services for a variety of power transmission & generation, industrial, commercial office, medical, multifamily residential, mixed use facilities and major public works projects.

  • Environmental Services
    • Phase I & II Site Assessments
    • Asbestos / Lead Paint Consulting
    • Industrial Hygiene
    • Brownfields
    • NEPA / Natural & Cultural Resources
    • Regulatory Compliance
    • Investigation / Risk Based Corrective Action
  • Facilities Services
    • Property/ Facility Condition Assessments
    • Roofing Consulting & Building Enclosure Consulting
    • MEP Consulting
    • Building Energy Performance Assessments
    • Engineering Diagnostics
    • ADA Code Compliance Assessments
    • Seismic Risk Assessments
  • Geotechnical Services
    • Earth Structures, Slope & Retention System Design
    • Pavement Management, Evaluation and Design
    • Soil Stabilization and Ground Improvement
    • Foundation Analysis and Design
    • Geotechnical Design for Aggregate Pit Reclamation
    • In-situ Testing and Performance Monitoring
    • Aggregate Resource Evaluations
  • Materials Services
    • On-site Observation and Monitoring
    • Construction Quality Control and Quality Assurance
    • Design and Review of Concrete, Grout, Asphaltic Concrete and Slurry Mixes
    • Special Inspections
    • AASHTO, CCRL ADOT, USACE Validated Laboratory
    • Annual C33 Aggregate Certification Testing
    • Structural Steel Non-destructive Testing



4685 S. Ash Ave., Suite H-4 Tempe, AZ 85282
Phone: (480) 897 8200
Fax: (480) 897 1133