Suspended Platforms – Deception & Canoe Pass + San Rafael Bridge
Willamette Water Supply Project
The Willamette Water Supply Project is a $1.6 billion water conveyance pipeline project in Oregon. Pipeline construction began in 2016, and when substantially complete in 2026, will provide fresh drinking water, capable of meeting current and future needs, while ensuring resiliency, protection of public health, and quick recovery during natural disasters and emergencies. Improvement of…
Read MoreCalifornia High-Speed Train – Tule River Viaduct
DHC does not shy away from high profile projects, and in the state of California, High-Speed Rail is among the biggest and most anticipated projects the state has seen in decades. With the introduction of a high-speed rail system, the state could finally feel a little smaller, although construction of the rail has been riddled…
Read More1850 Alice – Overcoming Challenges
Washing windows. It sounds straight forward – grab a squeegee, a bucket of soapy water, and start washing. Now how about washing windows on the outside face of a 12-story building? Things tend to get a little more complicated. The best time to implement a safe method of washing windows for a large building…
Read MoreEngineering the Pan American Games
The Pan American Games is a multi-sport competitive event preceding the Summer Olympic Games by 1 year, every 4th year. Each event hosts thousands of the top athletes from the nations of the North and South American continents. Spectators flock to see the various events and the major cities that host these events must be…
Read MoreThe EPIC Phase II
DHC had worked with MDM on a 20’ cantilever design through Covid. There was a little back and forth, but we came up with a clean design that worked structurally and was feasible for that particular job. Fast forward a few weeks and we get a call that went something like this: “Hey do you…
Read MoreTunneling Engineering 101
At DHC, we try our best to be the construction engineers that you can come to for any design on a construction site. So, when a contractor comes to us to design a jack and bore shoring system, we can help you make sure your casing and carrier pipe are installed safely. From start to…
Read MoreBay Bridge Demolition – Pier E2
Dominating the Bay Area landscape since 1933, the Oakland-San Francisco Bay Bridge has stood as a monument to depression-era construction and as an iconic gateway to the port of Oakland for over a quarter of a century. But even icons can need some refurbishment, and when a new Eastern Span was completed in 2013, it…
Read MoreHistoric Bridgeport Covered Bridge
D.H. Charles Engineering brought home two SAIA awards this year for our work completed on the historic Bridgeport Covered Bridge – the Structural Shoring Project of the Year and the Industrial Collaborative Project of the Year. It was a challenging, yet rewarding project to be a part of, and it was the team of engineers…
Read MoreBay 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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