COSMIX - Colorado Springs, Colorado


  • COSMIX, Colorado Springs Engineering Bridge Design
  • COSMIX, Colorado Springs Engineering Bridge Design
  • COSMIX, Colorado Springs Engineering Bridge Design
  • COSMIX, Colorado Springs Engineering Bridge Design
  • COSMIX, Colorado Springs Engineering Bridge Design
  • COSMIX, Colorado Springs Engineering Bridge Design
  • COSMIX, Colorado Springs Engineering Bridge Design
  • COSMIX, Colorado Springs Engineering Bridge Design
  • COSMIX, Colorado Springs Engineering Bridge Design
  • COSMIX, Colorado Springs Engineering Bridge Design
  • COSMIX, Colorado Springs Engineering Bridge Design

Project Summary


Engineering Bridge Design

The Colorado Springs Metro Interstate Expansion (COSMIX) Project is a $130 million design/build with sixteen major bridge structures. Summit Engineering Group, Inc. provided bridge design and construction engineering services for the project team. The sixteen major structures included crossings over floodplains, high scour creeks, railroads, and existing roadways.

Client: Rockrimmon Constructors

COSMIX Bridge Locations:


  • I-25 over Nevada Ave.
  • I-25 over Colorado Ave.
  • W. Bijou St. over I-25
  • Bijou over Monument Creek
  • I-25 over Mark Dabling Blvd.
  • I-25 over Rockrimmon Blvd.
  • Services Performed


  • Design Engineering
  • Construction Engineering

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