DRS Engineering Inc. is a specialist geo-structural engineering consultancy providing services related to earth support systems and specialty foundations.


Our design service fall in three broad categories:


-   Temporary Shoring


-   Permanent Earth Retention


-   Specialty Foundations


 Founded on over 25 years of experience we provide our clients with the most economical solutions based upon innovative solutions created to meet the project  challenges and provided  on time and within budget.


DRS Engineering provides full project support from concept through detailed design, plan and specification preparation, bid processing and construction supervision.


David R Salter BSc PhD PE

Dr. Dave Salter has over 25 years of experience in the design and construction of earth retention systems and specialty foundations in the USA and Europe.  Dr. Salter worked with the Keller Group in the UK before moving to the USA and joining Schnabel Foundation Company in 1993.  As Project Manager in Washington DC and Area Manager in Los Angeles, Dr. Salter was responsible for the design and construction of a wide variety of earth retention projects.   From 2003 to 2009, Dr. Salter managed the Los Angeles office of TerraCosta Consulting Group and was the Engineer of Record for multiple projects involving temporary shoring, permanent earth retention, landslide stabilization and specialty foundations.  Since 2009, as owner and Principal Engineer of DRS Engineering Inc. Dr. Salter provides specialty consultancy services to Contractors, Consultants and Owners   Dr. Salter is a regular speaker at industry seminars and provides expert witness testimony on issues related to earth retention and foundation systems.

Olivier Dore, Designer

Oliver Dore has over twenty years of experience as a designer and project manager for structural projects and is highly skilled in the use of AutoCad for the production of technical civil, architectural and structural drawings.  Olivier is responsible for the creation of DRS Engineering’s well organized and accurate earth retention and foundation plans and for implementing drawing standards.  Olivier is also responsible project management for specific projects in the LA area.   Olivier experience with other professional disciplines including architects and structural engineers enables him to provide the optimum presentation to convey complex information between disciplines. Olivier manages DRS Engineering’s CAD database and digital drawing portfolios as well as the company’s internal computer network system to ensure efficient data integrity and accessibility.   

Olivier’s experience with the specialty earth retention systems provided by DRS Engineering enables Olivier to provide project design and management services from DRS Engineering’s Los Angeles office.

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Theoretical reasoning alone does not suffice to solve the problems which we are called upon to tackle.

Karl Terzaghi

Theoretical reasoning alone does not suffice to solve the problems which we are called upon to tackle.

Karl Terzaghi