Forensic Investigations

A significant portion of SPC Geotechnical, Inc.'s consulting services is in civil and geotechnical forensic engineering and expert witness testimonies. Forensic engineering focuses on exploring and identifying the mechanisms that have caused foundation failure, earth and slope movement, or unexpected performance of an engineering design.


Professionals at SPC Geotechnical, Inc. have been working on forensic cases for over 20 years, assisting clients with our expertise in the following areas:



Professional Experience


Our professional experience in forensic engineering includes the following:

  • Recognition and evaluation of structural damage (distress)
  • Damage causation
  • Timing of damage occurrence
  • Failure analyses
  • Determining likelihood of on-going civil/geotechnical/geological influences
  • Evaluating site performance and potential future problems
  • Investigating design/construction-related defects
  • Monitoring movement of soils and foundations
  • Alternative mitigation designs and recommendation options and a best-fit solution
  • Expert witness testimony
  • Trial exhibits generated in-house


Geotechnical Concerns


Geotechnical issues are related to soil movement and/or drainage and are outlined below:

  • Subsidence
  • Expansive soils
  • Corrosive soils
  • Salt heave
  • Landsliding
  • Slope failures
  • Vibrations induced by construction traffic, pile driving, and/or blasting
  • Earthquake damage
  • Liquefaction


Civil Concerns


Civil engineering issues are related to determining concrete quality, design and perform­ance, drainage and water intrusion, and asphalt pavement design and performance. Some of these issues are outlined below:

  • Concrete cracking
  • Concrete corrosion
  • Efflorescence
  • Sulfate attack
  • Reactive aggregate
  • Drainage
  • Water intrusion
  • Analyses of water consumption records
  • Analyses of rainfall records
  • Surveying
  • Pavement design and distress


Client Representation


In forensic engineering, SPC Geotechnical, Inc. has represented both plaintiffs and defendants. Various trades that have been represented by our company include the following:

  • Asphalt contractors
  • Associations
  • Civil engineers
  • Concrete contractors
  • Concrete suppliers
  • Construction companies
  • Developers
  • Equipment operators
  • Finish grading contractors
  • Framers
  • General contractors
  • Geotechnical engineers
  • Governmental agencies
  • Homeowners
  • Homeowners associations
  • Insurance companies
  • Landscape architects
  • Landscape contractors
  • Masonry contractors
  • Moisture proofing contractors
  • Paving contractors
  • Plumbing contractors
  • Real estate agents
  • Rough grading contractors
  • Surveyors
  • Utility line contractors