Bay Bridge Rebar Cage

Such is the evolving world of construction that each time we pick up the phone at DHC, we expect there’s a chance we’ll be asked to do something we’ve never done before, or to support a construction practice or method that is pushing the boundaries of what has been done in the past. It is…

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High Roller

America’s fascination with Ferris Wheels was born at the 1893 World’s Fair when George Washington Gale Ferris Jr unveiled his masterpiece at 264’-tall. Roughly 120 years later and at nearly twice the height of the original, the High Roller Ferris Wheel was completed as the world’s tallest, towering 550’ above the Las Vegas Strip. It…

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Chicago Office Opening

D.H. Charles Engineering, Inc. has a long-standing tradition of servicing clients in the State of Illinois since obtaining our IL SE license, and has developed close relationships with contractors, IDOT and CDOT OUC over the past twenty years working in the area.  Even though we’ve felt confident we could continue to meet the needs of our customers, as…

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Engineering Solutions – Enclosed Scaffold on High Profile Bridges

Enclosed scaffold systems on bridges can expose some of the most complex erection and engineering challenges to face the scaffold industry today.  Extreme heights, elaborate bridge profiles, severe wind speeds and other complications regularly drive scaffold contractors and engineers to develop state-of-the-art solutions.  The following three high-profile bridge projects may have faced similar design obstacles,…

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Support Under Distress

The 6.0 magnitude Napa Earthquake struck on August 24, 2014,  and caused substantial damage to many structures in this popular tourist destination.  DHC received many calls during the aftermath of the earthquake, as the damage was widespread and structures were in need of temporary support.  Bracing and shoring was deemed necessary for many building simply…

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Steel Culvert Rehab

DHC has recently completed multiple designs of arch and elliptical shaped steel casings for culvert rehab projects for InfraSteel. Structural load and stress calculations on the new casing sections were performed and submitted, to prove that the steel segments can safely support the full intended loading of the existing deteriorated culverts. Once certified and approved by the…

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NCSEA – Award

DHC is proud to have been awarded the National Council of Structural Engineers Associations 2015 Excellence in Structural Engineering Award, for work on the Ballard Drive Bridge, in Seattle, WA.   Click here to read published article on the project.   The Ballard Drive Bridge is one of the many historic bascule bridges located in the…

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DHC Expands to Seattle Area

After much planning and the steady encouragement of many of our customers, DHC is proud to announce the opening of an office in the greater Seattle area.  With main branches in Santa Rosa & San Diego, and satellite offices in Oakland & Sacramento, the Seattle location becomes the 5th for DHC.   This new office is being managed by…

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Industry Leader – Guest Lecturer – UCSD

D.H. Charles Engineering, Inc. (DHC) was invited to be a guest lecturer for roughly 120 graduating seniors of the University of California San Diego (UCSD) Structural Engineering department.  With an established passion for educating the construction industry in engineering challenges and safety, DHC was more than happy to accept the invitation, and had the perfect…

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SSPC – George Campbell Award

DHC is proud to have been awarded the Society of Protective Coating’s (SSPC) George Campbell Award, for work on the Fremont Bridge, in Seattle, WA.  This honor is bestowed as recognition of outstanding achievement in the completion of a difficult or complex industrial or commercial coatings project.   In an attempt to paint a clear…

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