September 12, 2007
A Special Section of
DJC.COM
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ACEC’s 7 engineering wonders of Washington ACEC members have built some challenging projects over the years. What did it take to overcome those challenges? Did something have to be invented as a solution? Find out in the following pages as seven ACEC firms in different engineering disciplines profile their most challenging projects.
How to keep it all working after the BIG ONE
The Emergency Operations Center is one of the few buildings in the state to use base isolation technology to ride out earthquakes.
A firm foundation for the new Narrows Bridge
Setting 200-foot caissons into underwater bedrock in 7-knot currents was a challenging design and construction task.
Making the grade for a road separation
Southcenter’s South 180th Street grade separation project was the first-known application of CDSM technology for a permanent roadway bottom seal in the U.S.
Tunnels keep traffic flowing out of sight
The Mount Baker Ridge Tunnel and lid conceals more than a half-mile of I-90 coming into Seattle.
7Brightwater planning raises awareness, not eyebrows
Implementing the wastewater treatment plant plan required a balance among engineers, environmentalists, financiers and the community.
EMP: an experience unlike any other
Each run of piping and ductwork is different because of the building’s unique geometry.
Engineering a hospital to save lives
Over the past 30 years, Harborview Medical Center has replaced or upgraded all of its electrical systems and added the latest technology without interrupting patient care.
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