SDR develops innovative solutions to build critical infrastructure and landmark projects.

Structural Design

The core of SDR as a company is structural engineering. The staff at SDR are well versed and up-to-date on the latest design criteria governing structural design. Our structural designs, directly tailored to our clients’ needs, always exceed expectations by being innovative, efficient, and cost-focused. 

Bridge Design

SDR’s engineers and technicians have been directly responsible for the design and detailing of conventional and major types of bridges in accordance with AASHTO Bridge Codes, Ontario Bridge Code, Florida DOT, Texas DOT, and Louisiana DOTD design criteria and specifications. In addition to conventional bridges, SDR specializes in design, detailing, construction, and erection techniques for cast-in-place and pre-cast concrete segmental box bridges. We also have extensive experience with continuous-span structural steel plate girder and box girder bridges.

Construction Support

SDR offers an assortment of services for construction support to owners and contractors, including inspection and QC/QA, product verification, condition assessment, shop drawings, and drafting.

Complex Bridges

SDR’s engineers are experienced in the design and analysis of complex bridges, including truss bridges, segmental bridges, and arch bridges.

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