Built from Below
The $95-million effort to first widen and then replace the 1,315 ft long Fox River Bridge, in Elgin, Illinois, faced myriad obstacles, including the need to avoid causing traffic delays on a busy stretch...

A Foundation Engineering Trip Down the Mississippi: Foundations for Mississippi River Bridges from Minnesota to Louisiana
Huckleberry Finn had his adventure, but for those interested in foundation engineering, this article will float you down the Mississippi River on your own encounter with the many bridges...

Caisson Construction Problems and Correction in Chicago
Originally published in Journal of the Soil Mechanics and Foundations Division, Vol. 97, No. 2, February 1971, pp. 417-440...

BP Bridge at Millennium Park, Chicago
The structural engineering design and constructive aspects of a unique stainless steel-clad pedestrian crossing at the Millennium Park in Chicago are presented. The overall bridge form...

Making the Transition
Completed in March, the Thornton Transitional Reservoir, south of Chicago, is providing immediate flood relief and water quality benefits more than decade before a larger storm-water reservoir...

Application of Multibeam Echo Sounding and Side Scan Sonar for Mapping of Shoreline Protection Revetments
The use of multibeam survey methodology coupled with high precision positioning systems for the mapping of shoreline protection features and the adjacent offshore areas allows development...

Above Them All
The design for what would be the next world's tallest building relies on a 1,550 ft (472 m) high concrete core that will give occupants of the top floors of the building unimpeded...

Design of Structure and Damping System to Control Motions of the Park Tower, Chicago
Park Tower, a 67 story condominium/hotel project currently under construction on the Magnificent Mile, Chicago, IL, will be the first building in North America in recent times that utilizes...

Socioeconomic and Travel Characteristics of Chicago
This paper discusses the socioeconomic, land use and travel patterns of the Chicago area as they relate to the provision and use of public transportation. The purpose of the paper is to...

Chicago's Urban Public Transportation System: Its Operations and Use by People
The Chicago Transit Authority (CTA) faces a number of challenges of all kinds in its attempts to gain and keep riders. But most important is finding ways to serve and satisfy its customers....

Personal Rapid Transit (PRT): Solving Traditional Mobility Problems with New Technology—The Chicago RTA Experience
The Regional Transportation Authority's (RTA) Personal Rapid Transit (PRT) development effort began as a vision. Guided by statutory mandate, staggering gridlock and the unique travel...

A New Skew
Most bridges that cross roadways or other elements at a skewed angle are designed based on right-angle crossings with inefficient modifications. A new concept for skewed crossings is a...

Design Live Loads for Parking Garages
The objective of this research project is to obtain a better understanding of parking garage live loads and to recommend an appropriate value for design. A load survey was conducted in...

A Simplified Method for Estimating Total Streambed Scour at Bridges in Illinois

Wetlands Treat Mine Runoff
Engineers were asked to design a treatment system for the severely acidic drainage from the Mike Horse and Anaconda metals mines in Montana. Challenges included the mountainous terrain,...

Bridging Substance with Style
Engineers used an elegant form to come up with a functional solution when designing the new Damen Avenue Arch in Chicago. Two steel ribs, created using heat induction bending, closely...

Remediation Lessons Learned
Within the past few years a large number of environmental remediation projects have been completed that are now in postclosure monitoring. What lessons can be learned from these projects?...

Practice and Performance of Excavation Support Systems in the Chicago Area

Long Term Behavior of Tunnels in Chicago Clay

Personal Rapid Transit (PRT): An Intermodal Connector

 

 

 

 

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