GFA is a highly experienced engineering firm providing Geotechnical and Materials Testing Services to the transportation industry. We provide engineering services on projects such as airports, seaports, highways, state roads, railways and other private projects. GFA has unlimited qualifications through the Florida Department of Transportation in work groups 9 (Soil Exploration, Material Testing and Foundations) and 10 (Construction Engineering Inspection).

Our testing labs are certified through the Construction Materials Engineering Council, the Florida Department of Transportation and the United States Army Corps of Engineers. GFA has a highly skilled team of professionals and qualified field technicians. Our field technicians are certified by the American Concrete Institute (ACI) and the Florida Department of Transportation Construction Training Qualification Program (CTQP).

GFA offers the following Transportation services:

Contractor Quality Control (CQC)

  • QC Plan
  • QC Manual
  • CTQP Personnel
    • Earth Work
    • Concrete
    • Asphalt
    • Drilled Shaft
    • MOT
    • DOT Mine Consulting
    • QC Manager

Engineering Services

  • Bridge Foundation Engineering
  • Retaining Wall Design Recommendations
  • Site Preparation Recommendations

Geotechnical Field Services

  • Standard Penetration Tests (SPT)
  • Auger Borings
  • Wire Line Coring
  • Pile Driving Analysis (PDA)
  • Ground Penetrating Radar (GPR)
  • Exfiltration Testing
  • Vibration Monitoring