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Turner Diagonal

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According to the APWA, “it has been estimated that 85 percent of the US population lives within a 2-day drive from Interstate 70 (I-70) at Turner Diagonal Parkway, where 65,000 vehicles travel on a daily basis.” When it was determined that “the existing turner Diagonal Interchange, originally designed to accommodate tolling, had become obsolete and no longer met the needs Read More>
Retaining wall at 6200 Nieman

Nieman Road Storm and Turkey Creek Tributary Improvements

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Shawnee, Kansas GBA used creative solutions to provide the study, design and construction inspection of the 6200 Nieman Storm and Turkey Creek Tributary Improvements for the city of Shawnee, Kansas. The project began with a preliminary engineering study (PES) to investigate the flooding of Nieman Road and businesses along Tributary 63 of Turkey Creek. After the PES was completed, GBA Read More>
Aerial view of interchange at Johnson County Gateway

Johnson County Gateway Phase 2 Design/Build

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Johnson County, Kansas GBA was a major participant in KDOT’s first-ever major design-build project. The Gateway project included 26 structure projects to help improve this important corridor of I-435, I-35, US-69, K-10 and more. GBA was responsible for 15 structures, with design activities spanning a little over a year. Within about three months of notice-to-proceed, GBA’s design teams were responsible Read More>