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Expert Witness Services

Civil Engineering, Hydrology, Hydraulics

L. David Givler, MSCE, PE is the president of Givler Engineering. He provides technical expert witness services and litigation consulting, with areas of expertise in civil engineering, hydrology, hydraulics, dams and reservoirs, storm water, water drainage and runoff, and forensic engineering. Mr. Givler has participated in over 90 legal cases as an expert witness.

Over 35 Years Experience

Mr. Givler is a civil engineer with experience in hydrology and hydraulics since 1984. His experience in municipal engineering and site development began in 1987. He obtained his Master of Science in Hydraulics in 1986 from Lehigh University and his Bachelor of Science in Civil Engineering in 1984 from Lafayette College. Mr. Givler registered as a Professional Engineer in 1990 in Pennsylvania and in 1993 in Texas. He formerly worked for the U.S. Army Corps of Engineers and several consulting firms, and has also worked on projects in Gabon, Africa.

Areas of Engineering Expertise

L. David Givler offers legal expert witness services and litigation consulting in the following areas:

  • Civil Engineering
  • Dam Construction
  • Dam Maintenance
  • Dams and Reservoirs
  • Drainage
  • FEMA
  • Flooding
  • Floodplain Analysis
  • Forensic Engineering
  • Hydraulic Engineering
  • Hydraulics
  • Hydrology
  • Municipal Engineering
  • Pipe
  • Professional Engineering
  • Regulation
  • Road Construction
  • Road Repair
  • Storm Water
  • Street Utility
  • Water Flow
  • Water Runoff
  • Water Utility

Education, Registration, Affiliations

  • M.S., Civil Engineering, Lehigh University, Specialty in Coastal and Hydraulics, 1986
  • B.S., Civil Engineering, Lafayette College, 1984
  • Professional Engineer, 1990 (PA No. PE-040565-E), 1993 (TX No. 73842)
  • Member, American Society of Civil Engineers
  • Member, Association of State Dam Safety Officials

Expert Witness Profile

As an expert witness, Mr. Givler has provided testimony in over 90 legal cases, authoring numerous reports, appearing in depositions at least 17 times, and testifying in court as a scientific expert at least five times.

Experienced in hydrology and hydraulics. Performed numerous flood studies for rivers and creeks, bridge hydraulic studies, reservoir analyses, drainage designs and storm water pollution prevention plan designs.

Designed new dams, performed inspections, analyzed seepage conditions, developed rehabilitation programs, developed Emergency Action Plans, developed foundation-grouting programs and constructed and operated physical models.

Experienced city engineer, having served in multiple cities. Designed public street, drainage, and utility improvements. Reviewed subdivision plats, proposed utility modifications and proposed ordinances.

Site development and subdivisions. Designed roads, utilities, lot layouts, grading plans, detention ponds and drainage systems for residential and commercial subdivisions.

Public presentations and teaching. Taught university-level lab classes and recitations as a teaching assistant. Made numerous public presentations at city council meetings and public hearings as a city engineer.

Publications

  • Stability of Submerged Rubble Mound Structures under Wave Attack, Lehigh University
  • Earthen Dam Spillway Rehabilitation, Texas Section A.S.C.E.
  • Hydraulic Model of Roller Compacted Concrete Spillway, Texas Section A.S.C.E.
  • Extrapolation of a Stage-Discharge Rating Curve for the San Antonio River
  • Using a HEC-2 Model, Texas Section A.S.C.E.
  • New Methods Provide Less Costly Ways to Conserve Water, San Antonio Business Journal
  • Methods for Making Rainwater Harvesting More Attractive, A.S.C.E. Younger Members Texas Section
  • A.W.R.A. Tropical Hydrology Symposium