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RRJ provides expertise with the I35W freeway bridge collapse in Minneapolis

The I-35W Bridge in Minneapolis, Minnesota was built in 1967. The 8-lane bridge served 140,0000 vehicles per day. The bridge catastrophically failed during the evening rush hour on August 1, 2007. Thirteen


Kurt Hoigard presents “Delegated Design-Promises and Perils” at the ALA Midwest Architecture Conference

A professional engineer licensed in 35 jurisdictions and with more than 30 years of experience investigating problem projects and providing expert testimony, Kurt lifts the veil on the delegated design process to


Chuck Guedelhoefer and Joe Macicak present “Using Full Scale Tests To Prove What Really Happened in a Construction Collapse” at the SEAOI Forensic Forum in Chicago

Chuck and Joe presented a case study of a forensic investigation that used full scale load tests to refute opinions stated by several other experts and OSHA investigators regarding the cause of


RRJ designs 9/11 memorial for village of Willowbrook, Illinois

RRJ provided structural engineering services for the design of a 9/11 memorial as part of the renovation to the Willowbrook Police Station. The memorial features the remains of an elevator floor platform


RRJ is selected for the new Mercy Health Women’s and Children’s Hospital in Rockford

RRJ was selected by Mercy Health to provide building enclosure consulting services for their new 532,300 square foot, state-of-the-art regional hospital to serve the Rockford community. RRJ was selected by Mercy Health


Implementing expertise for the Indiana University Health Neuroscience Center

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