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San Antonio Y, Texas

  • Ramp A, Bridge Design, Value Engineering, Erection Engineering, and Construction Engineering
  • Ramp A, Bridge Design, Value Engineering, Erection Engineering, and Construction Engineering
  • Ramp A, Bridge Design, Value Engineering, Erection Engineering, and Construction Engineering
  • Ramp A, Bridge Design, Value Engineering, Erection Engineering, and Construction Engineering
  • Ramp A, Bridge Design, Value Engineering, Erection Engineering, and Construction Engineering
  • Ramp A, Bridge Design, Value Engineering, Erection Engineering, and Construction Engineering
  • Ramp A, Bridge Design, Value Engineering, Erection Engineering, and Construction Engineering
  • Ramp A, Bridge Design, Value Engineering, Erection Engineering, and Construction Engineering
  • Ramp A, Bridge Design, Value Engineering, Erection Engineering, and Construction Engineering
  • Ramp A, Bridge Design, Value Engineering, Erection Engineering, and Construction Engineering
  • Ramp A, Bridge Design, Value Engineering, Erection Engineering, and Construction Engineering

Project Summary

Span-by-Span Precast Segmental Construction

The Project consists of the interchange of Interstate Highways 10 and 35 in downtown San Antonio and is the most extensive use of precast segmental construction in an urban area in the United States. Features include cantilever piers, straddle bents, multiple box construction, segments and truncated wings and spans with horizontal curves of 300ft radius and 8% vertical grades.

Project cost: $200 Million

Client: Texas Department of Transportation (Design), Austin Bridge Company (Construction Engineering)

Services Performed

  • Design of all substructure and superstructure elements
  • Production of Contract Documents
  • Construction Engineering
  • Extensive Value Engineering, reducing construction cost and increasing constructability

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