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Wabash Avenue Reconstruction

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O’Fallon, Missouri GBA performed conceptual, preliminary and final design for the LPA administered reconstruction of Wabash Avenue. The design consisted of a wider roadway section, grade changes, intersection realignment, sidewalk, drainage improvements, channel improvements and bridge replacement. Before reconstruction, the corridor consisted of substandard clear zones, poor intersection geometrics, unconnected and non-ADA compliant pedestrian facilities, and an undersized and hydraulically Read More>
Aerial view of Canal Route

Canal Route Bridge Repair

Posted on Posted in Project
Wichita, Kansas The Canal Route Bridge Repair project on I-135 in Wichita, Kansas, was vital to motorists in Wichita and south-central Kansas. The bridge, constructed in 1979, carries an average of 92,500 vehicles a day, directs traffic through the core of Wichita (the state’s largest city) and links with three other major freeway and highway routes. GBA led an asset Read More>

US-50 and MO-291 S Interchange Improvements

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Lee’s Summit, MO A divergabout, a brand-new layout which includes a diverging diamond cross-over at one ramp terminal and a roundabout at the other, was chosen to alleviate traffic issues at this busy interchange and provide stakeholders with long-term time and cost savings. GBA was hired to refine and optimize this unique concept. Details like bridge skews,ramp alignments,roundabout geometrics, lane 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>