Region: Central
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Allen Creek Berm Opening/Feasibility Study & Design
Located at the mouth of Allen Creek near the Ann Arbor Amtrak Station, this project addressed severe flooding caused by a railroad berm along the Michigan Line. The berm’s perpendicular alignment to the creek created floodplain depths up to 10 feet during major storms. Since MDOT owns and Amtrak operates the line, uninterrupted rail service…
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US-127 Reconstruction from I-96 to I-496
Our team is creating construction documents for three project phases to improve traffic flow along a critical 3.6-mile stretch of I-496 and US-127, extending from I-96 to the I-496/US-127/Trowbridge Road interchange. The project explores innovative congestion management strategies like Part-Time Shoulder Use (PTSU), dynamic lane use, variable speed limits, ramp metering, and permanent lanes—all aimed…
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Great Lakes Central Railroad over Manistee River
The existing 100+ year-old bridge carrying the Great Lakes Central Railroad (GLC RR) over the Manistee River in Manton, MI, is slated for replacement due to significant structural deterioration. The current structure, which includes a main span steel truss over the river and several deteriorated timber bent spans on steep, unstable slopes, is under a…
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Oklahoma
At Colliers Engineering & Design, you’ll find a complete range of land development and survey services designed for your needs, wherever you are in the Lone Star State. A Partnership You Can Rely On Our collaborative, multi-disciplined approach focuses on everything from transportation and civil/site development for private and public projects to building telecommunications and sustainable energy…
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Minnesota
Minnesota’s growth is anchored by the Twin Cities and supported by communities across the state. Delivering successful projects requires solutions that connect regions while supporting long-term development. A Partnership You Can Rely On Colliers Engineering & Design is a trusted provider of multi-discipline engineering and architecture, design and consulting services to public and private sector…
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Illinois
Illinois’ built environment is defined by scale, connectivity, and economic diversity. Successful outcomes depend on thoughtful planning, coordination, and a clear understanding of regional needs. A Partnership You Can Rely On Colliers Engineering & Design is a trusted provider of multi-discipline engineering and architecture, design and consulting services to public and private sector clients. We…
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Ohio
Ohio’s built environment is defined by industrial legacy, urban revitalization, and expanding communities. Successful outcomes depend on coordination, adaptability, and a clear understanding of regional priorities. A Partnership You Can Rely On Colliers Engineering & Design is a trusted provider of multi-discipline engineering and architecture, design and consulting services to public and private sector clients.…
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Michigan
Michigan’s growth is shaped by its manufacturing legacy, major urban centers, and waterfront communities. Delivering successful projects requires infrastructure solutions that support industry while strengthening regional connectivity. A Partnership You Can Rely On Colliers Engineering & Design is a trusted provider of multi-discipline engineering and architecture, design and consulting services to public and private sector…
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Tennessee
From Nashville and Memphis to smaller communities across the state, Tennessee continues to evolve. Supporting that growth calls for integrated solutions tailored to the state’s diverse regions and infrastructure needs. A Partnership You Can Rely On Colliers Engineering & Design is a trusted provider of multi-discipline engineering and architecture, design and consulting services to public…
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Glass City Riverwalk
Reclaiming Toledo’s Waterfront The Glass City Riverwalk is a transformative urban redevelopment initiative that is reshaping more than 100 acres of underutilized waterfront along both banks of the Maumee River in downtown Toledo. Extending from the Anthony Wayne Bridge (SR 2) to the Veterans’ Glass City Skyway (I-280), the project reconnects the city to its…
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Woo-Napoleon Road Roundabout
Our team led the design and delivery of Ohio’s first Ecoluminance Roundabout at the intersection of Campbell Road and Napoleon Road in Bowling Green. This innovative concept—developed by the Lighting Research Center at Rensselaer Polytechnic Institute—integrates low-level lighting, retroreflective markers, and vegetation to enhance nighttime visibility while minimizing light pollution. The design met ODOT’s illuminance…
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Bridge Replacement Over Packer Creek at Billman Road
To address a structurally deficient bridge, the Ohio Department of Transportation (ODOT) District 2 undertook the replacement of the Billman Road structure over Packer Creek, located off State Route 163 in Clay Township, Ottawa County. The original 22-foot cast-in-place concrete slab bridge was replaced with a longer-span design to meet current standards and accommodate the…