Geotechnical investigations are vital to the success of any construction project. Early inclusion of specialized professionals in the planning stages of a project is critical to the design process, and can identify and minimize potential problems.

For more than 40 years, CDI Engineering Solutions has been providing Geotechnical, Geophysical, Surveying/Mapping, Utility Locating and Material Testing Services to engineers, architects, contractors, developers, government agencies, utility companies and insurance companies.

Our trained personnel are experienced with highly specialized equipment to provide real-time data collection and interpretation in the field, streamlining investigation completion, and minimizing overall project costs.

Our specialized equipment includes:  a fleet of nine drill rigs (track and truck-mounted), an AASHTO accredited soils test lab, a CCRL accredited concrete testing lab, nuclear density testing equipment, geophysical testing equipment (including Ground Penetrating Radar), and an array of surveying instruments (including GPS and Laser Scanning).


Installation, observation, and processing for two Secondary Airport Control Station (SACS) Monuments

Client:Brandywine Airport

Location:West Chester, PA

Established 5 Permanent NGS Class B Geodetic Benchmarks at the CPV Fairview Energy Center

Client:Competitive Power Ventures (CPV)

Location:Vinco, Jackson Township, Cambria County, PA


Drilling and Laboratory Services for I-99 project

Client: HRI, Inc.

Location:State College, PA


On-Call Laboratory Testing Contract

Client: PA DOT District 10-0

Location:Various Locations, PA

engineer reviewing plans

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