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Purdy Creek Fish Barrier Removal

In the Pacific Northwest, management of natural resources, including the extensive network of streams and rivers, are of utmost concern. We rely on these resources for generating power, food, drinking water, and transportation of goods, and many local economies are dependent on their long-term sustainability. As growth and expansion continues, management of these resources becomes…

Paseo Colorado

In 2017, DHC was contracted by Commercial Scaffolding, Inc. to provide engineered designs for the Paseo Colorado outdoor mall, in Pasadena, CA. DHC’s scope of work consisted of the structural shoring of existing columns and beams to allow for the installation of (4) new shear…

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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…

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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.…

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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…

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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…

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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…

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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…

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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…

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Gaining Knowledge – Trench & Shoring Safety

The excavation shoring industry is consistently faced with the age-old challenges of working in unstable & changing soil conditions, managing groundwater, and protecting adjacent structures/utilities, while attempting to complete their work in a safe manner and remaining profitable. With projects getting progressively larger and more…

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