Philip T Tringale, PhD, PE Expert Witness

Contact Information

  • Company: Langan Engineering and Environmental Services, Inc.
  • Phone: 510 874 7011
  • Fax: 510 874 7001
  • Website:
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Specialties & Experience

General Specialties: Environmental

Specialty Focus: Environmental Engineering, Site Assessment and Remediation, Environmental Program Management, Litigation Consulting and Expert Witness

Education: PhD, Civil Engineering, University of California, Berkeley (1982); M.Eng., Civil Engineering, University of California, Berkeley (1979); MS, Civil Engineering (Engineering Geology), Drexel University, Philadelphia (1977); BS, Civil Engineering, Northeastern University, Boston (1974)

Years in Practice: 25+

Additional Information

As a registered professional engineer, Dr. Tringale has directed numerous site assessments and remediation programs involving soil and groundwater contaminated primarily by organic solvents, metals, and petroleum products. He has particular expertise in site characterization and in the use of in-situ testing to evaluate soil properties. Dr. Tringale has provided final design for remedial actions that involve excavation, containment, bioremediation, vacuum extraction, monitoring and groundwater treatment. Dr. Tringale has also provided expert testimony in support of counsel for cases involving National Contingency Plan compliance, identification of contaminant sources, magnitude and extent of contamination, remedial cost estimates and allocation of cost and responsibility. Registrations: PE California #039973 Affiliations: American Society of Civil Engineers - September 1974; National Ground Water Association; American College of Forensic Examiners - April, 1999; Chi Epsilon, National Civil Engineering Honor Society - March 1978; Patent: Acoustic Penetrometer for Subsurface Soil Characterization - May 1983.