Rebuilding the Fox River Bridge 

Rebuilding the Fox River Bridge is one of the largest single awards in the $2.5 billion rebuilding and widening of the I-90 Jane Addams Memorial Tollway. The six-lane bridge is being replaced with two side-by-side bridges, 1,315-feet long. The new structure will increase capacity to eight lanes with full shoulders in each direction.  Stanley Consultants designed the $95 million Illinois Tollway project.

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Power Engineering Magazine Article: Federal Environmental Regulations and the Power Sector

Over the past three years, the utility industry has become subject to numerous environmental regulations targeting the reduction of pollutants in air and solid waste media. These regulations are forcing utilities to perform detailed reviews of their existing assets to determine if units would require retrofit controls, fuel conversion, or retirement to maintain compliance.

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Midwest Contractor Article: Stanley Consultants Designs $50M Iowa City Wastewater Plant Expansion

A 2008 flood inundated the Iowa City North Wastewater Treatment Plant (WWTP), temporarily shutting the plant down and causing untreated sewage to flow into the Iowa River. This accelerated the City's scheduled shutdown and decommissioning of the North WWTP, which required a major expansion of the City's South WWTP.

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Collaborate. Connect. Complete.

Stanley Consultants is a consulting engineering firm recognized in the engineering industry for our commitment to client service and our passion to make a difference. With a focus on energy, water, transportation and the environment, we bring global knowledge, a century of experience, and multi-disciplinary capabilities to serve our private and public clients.

We offer a wide range of services and capabilities in program management, planning, studies, design, architecture, environmental, urban design and construction administration. While we are ranked as one of the world’s largest consulting engineering firms, you will notice that our approach to client service is very collaborative, flexible and tailored to your needs.  We listen to your concerns and explore all the options before we offer a solution that will work for you now and in the future.

As a member (employee)-owned company, our members are especially proud that they can make a difference for you. Whether it’s a safer freeway interchange, a sustainable wastewater treatment plant, a stronger levee, or an efficient power plant, we help improve the quality of life for people around the world.

Connect with our team of professionals who are ready to help you with your engineering, environmental and construction services needs.

Recent News

Holton Joins Stanley Consultants as Energy Project Principal

November 19, 2015 |  Steve Holton has joined Stanley Consultants as a project principal in the company’s Energy Business Unit.  Based in the firm’s Austin, Texas Office, Holton will focus on business development in the energy market, introducing the company’s power generation and power delivery services to clients in Texas, Oklahoma, Arkansas, and Louisiana.

West Side Diversion Tunnel Wins ENR Best Projects Award

October 30, 2015 |  The West Side Diversion Tunnel was awarded a 2015 Award of Merit in the Water/Environment Category in Engineering News-Record magazine's Best Projects Competition.